WO2012147677A1 - Élément de stockage de la chaleur, et conteneur de stockage et bâtiment l'utilisant - Google Patents

Élément de stockage de la chaleur, et conteneur de stockage et bâtiment l'utilisant Download PDF

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Publication number
WO2012147677A1
WO2012147677A1 PCT/JP2012/060830 JP2012060830W WO2012147677A1 WO 2012147677 A1 WO2012147677 A1 WO 2012147677A1 JP 2012060830 W JP2012060830 W JP 2012060830W WO 2012147677 A1 WO2012147677 A1 WO 2012147677A1
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WO
WIPO (PCT)
Prior art keywords
heat storage
storage member
latent heat
fire
combustion
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2012/060830
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English (en)
Japanese (ja)
Inventor
梅中　靖之
近藤　克巳
青森　繁
夕香 内海
井出　哲也
別所　久徳
山下　隆
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Sharp Corp
Original Assignee
Sharp Corp
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Filing date
Publication date
Application filed by Sharp Corp filed Critical Sharp Corp
Publication of WO2012147677A1 publication Critical patent/WO2012147677A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
    • C09K5/02—Materials undergoing a change of physical state when used
    • C09K5/06—Materials undergoing a change of physical state when used the change of state being from liquid to solid or vice versa
    • C09K5/063—Materials absorbing or liberating heat during crystallisation; Heat storage materials
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C2/00—Fire prevention or containment
    • A62C2/06—Physical fire-barriers
    • A62C2/065—Physical fire-barriers having as the main closure device materials, whose characteristics undergo an irreversible change under high temperatures, e.g. intumescent
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
    • A62C3/002—Fire prevention, containment or extinguishing specially adapted for particular objects or places for warehouses, storage areas or other installations for storing goods
    • A62C3/004—Fire prevention, containment or extinguishing specially adapted for particular objects or places for warehouses, storage areas or other installations for storing goods for freezing warehouses and storages
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
    • F25D11/006—Self-contained movable devices, e.g. domestic refrigerators with cold storage accumulators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
    • F28D20/02—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
    • F28D20/02—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat
    • F28D20/021—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat the latent heat storage material and the heat-exchanging means being enclosed in one container
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2400/00—Component parts or details not otherwise provided for in this subclass
    • F25B2400/12—Inflammable refrigerants
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
    • F28D2020/0004—Particular heat storage apparatus
    • F28D2020/0008—Particular heat storage apparatus the heat storage material being enclosed in plate-like or laminated elements, e.g. in plates having internal compartments
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/14—Thermal energy storage

Definitions

  • the present invention relates to a heat storage member using a latent heat storage material, a storage container and a building using the same.
  • Patent Document 3 a refrigerator in which a heat storage member using a latent heat storage material that stores thermal energy using latent heat associated with a phase transition between a solid phase and a liquid phase is uniformly arranged so as to surround the storage room is known.
  • Patent Document 3 the material which made such a heat storage material flame-retardant is also known (patent documents 1 and 2).
  • Patent Documents 1 and 2 the material is made flame-retardant by a mixture obtained by adding a flame retardant to a heat storage material, but since it is a mixture, a sufficient heat storage effect cannot be obtained.
  • Patent Document 3 discloses that a flammable substance such as paraffin or 1-decanol is used in a refrigerating room of a cold storage type cold storage, but does not take sufficient measures to prevent the spread of fire. For this reason, for example, when an external flame ignites a refrigerator using a flammable latent heat storage material, measures to prevent the spread of fire to prevent the flame from burning and spreading to the refrigerator itself or other places are applied to the refrigerator. It is more desirable.
  • An object of the present invention is to provide a heat storage member that suppresses combustion of a latent heat storage material and extinguishes fire, and a storage container and a building using the heat storage member.
  • a heat storage member characterized by having a latent heat storage material that accumulates or releases thermal energy by phase transition and a combustion suppression fire extinguishing material that suppresses combustion of the latent heat storage material and extinguishes fire.
  • the heat storage member of the present invention wherein the combustion-suppressing fire extinguishing material generates a predetermined gas or water to suppress the combustion of the latent heat storage material and extinguish the fire.
  • combustion-suppressing fire extinguishing material includes at least one of a self-extinguishing substance, a suffocating gas generating material, and a combustion-suppressing substance.
  • the heat storage member according to the present invention wherein the self-extinguishing substance includes a hydrated compound.
  • the heat storage member of the present invention wherein the suffocating gas generating material contains an azo compound, an ammonium phosphate, or a carbonate compound.
  • the combustion-inhibiting substance includes any one of antimony bromide, antimony oxide, urea-based flame retardant, halogen-based flame retardant, and phosphorus-based flame retardant.
  • the latent heat storage material includes any one of paraffin, polyethylene glycol, polyvinyl alcohol, ethylenediamine, and naphthalene.
  • the heat storage member of the present invention wherein the latent heat storage material is laminated on the combustion-suppressing fire extinguishing material.
  • the heat storage member of the present invention wherein the combustion-suppressing fire extinguishing material is disposed so as to surround the latent heat storage material.
  • the heat storage member of the present invention is characterized in that the latent heat storage material is arranged in a matrix and embedded in the combustion-suppressing fire extinguishing material.
  • the heat storage member according to the present invention wherein the combustion-suppressing fire extinguishing material is included in a capsule for combustion-suppressing fire-extinguishing material.
  • the heat storage member of the present invention wherein the latent heat storage material is contained in a capsule for latent heat storage material inclusion.
  • the heat storage member of the present invention further comprising a flame retardant material layer in which the capsule for encapsulating a fire suppression fire extinguishing material and the capsule for encapsulating a latent heat storage material are embedded.
  • the dispersion concentration of the combustion suppressing fire extinguishing material inclusion capsule and / or the latent heat storage material inclusion capsule is biased in the flame retardant material layer.
  • the object is to provide a storage room for storing a stored product, a heat insulating part that surrounds the storage room and blocks heat transfer between the storage room and the outside, and the storage room and the heat insulating part. And a heat storage member that accumulates the heat of the storage chamber, wherein the heat storage member is a heat storage member of the present invention.
  • the object is provided around the living space, provided between the living space and the heat insulating portion, a heat insulating portion that blocks heat transfer between the living space and the outside world, and the living space
  • It is a building having a heat storage member for accumulating the heat, and the heat storage member is achieved by a building characterized in that it is the heat storage member of the present invention.
  • FIG. 1 shows a schematic cross-sectional configuration of a heat storage member 1 according to the present embodiment.
  • the heat storage member 1 according to the present embodiment includes a base material 3, a combustion suppression fire extinguishing material 7 that is formed on the base material 3 and suppresses the combustion of the latent heat storage material 5 and extinguishes the fire.
  • the heat storage member 1 has a structure in which a single-layer combustion-suppressing fire extinguishing material 7 and a single-layer latent heat storage material 5 are simply laminated.
  • the heat storage member 1 may have a structure in which the latent heat storage material 5 is formed on the base material 3 and the combustion suppressing fire extinguishing material 7 is formed on the latent heat storage material 5.
  • FIG. 1 illustrates a heat storage member 1 having a plate shape (for example, a rectangular flat plate shape) as a whole, the heat storage member 1 can be appropriately formed in different outer shapes depending on the place to which it is applied.
  • the heat storage member 1 is usually used in a predetermined operating temperature range and operating pressure range.
  • the heat storage member 1 stores the cold by being cooled in the refrigerator, and when the operation of the refrigerator is stopped during a power failure or the like, the heat storage member 1 releases the cold and keeps the refrigerator in the refrigerator for a predetermined time.
  • the operating temperature range of the heat storage member 1 includes the temperature range from the set temperature (internal temperature) of the refrigerator during operation to the ambient temperature (for example, room temperature) of the refrigerator installation location.
  • the operating pressure of the heat storage member 1 is, for example, atmospheric pressure.
  • the latent heat storage material 5 provided in the heat storage member 1 has a transition temperature (melting point) at which the phase transition between the solid phase and the liquid phase (first type phase transition) is reversibly within the operating temperature range of the heat storage member 1. is doing.
  • the latent heat storage material 5 becomes a liquid phase at a temperature higher than the transition temperature, and becomes a solid phase at a temperature lower than the transition temperature.
  • the latent heat storage material 5 in the present embodiment contains paraffin.
  • paraffin a single substance or a mixture of normal (linear structure) paraffin (general formula is C n H 2n + 2 ) is used.
  • the melting point of paraffin varies depending on the number of carbons n.
  • n-tetradecane molecular formula: C 14 H 30
  • the melting point (5.9 ° C.) of n-tetradecane is included in the operating temperature range of the heat storage member 1 (for example, 1 ° C. to 8 ° C. when considering use in a refrigerator).
  • the boiling point of n-tetradecane is about 250 ° C.
  • Paraffin is a semi-transparent or white soft solid (wax-like) at room temperature and does not dissolve in water, and becomes a chemically stable substance when the carbon number exceeds a predetermined number.
  • the latent heat storage material 5 contains a gelling agent that gels (solidifies) paraffin.
  • a gel (chemical gel) refers to a gel that is formed by forming a three-dimensional network structure by cross-linking molecules, and absorbing the solvent therein to swell. A gel is chemically stable without melting unless it breaks the structure. A gelling agent produces a gelling effect only by containing it in paraffin by several weight%.
  • the gelling agent used in this embodiment includes a polymer material.
  • polyethylene is used as the polymer material. That is, the latent heat storage material 5 in the present embodiment is polyethylene-containing paraffin gelled with polyethylene.
  • the viscosity of the latent heat storage material 5 can be changed by adjusting the mixing ratio of polyethylene.
  • the melting point of polyethylene used in this example is 130 ° C.
  • Polyethylene-containing paraffin does not have fluidity at least within the operating temperature range of the latent heat storage material 5.
  • the gel-like latent heat storage material 5 can maintain a solid state as a whole before and after the phase transition. Thereby, the latent heat storage material 5 can continue being arrange
  • a latent heat storage material stores, as heat energy, latent heat exchanged with the outside during a phase transition of a substance.
  • the heat of fusion at the melting point of the latent heat storage material is used.
  • the latent heat storage may be superior to the sensible heat storage using the specific heat of the substance.
  • the combustion-suppressing fire extinguishing material 7 contains at least one of a self-extinguishing substance, a suffocating gas generating material, and a combustion-suppressing substance.
  • the combustion-suppressing fire extinguishing material 7 generates a predetermined gas or water and suppresses the combustion of the latent heat storage material 5 to extinguish the fire.
  • the combustion suppression fire extinguishing material 7 prevents the latent heat storage material 5 itself from spreading, and the latent heat storage material 5 from spreading to the base material 3.
  • the combustion-suppressing fire extinguishing material 7 contains, for example, a hydrated metal compound as a self-extinguishing material.
  • a hydrated metal compound for example, magnesium hydroxide or aluminum hydroxide can be used as the hydrated metal compound.
  • magnesium hydroxide and aluminum hydroxide undergo dehydration endothermic reactions shown in Formula (1) and Formula (2), respectively.
  • FIG. 2 is a diagram for explaining self-extinguishing in the heat storage member 1 of the present embodiment.
  • the base material 3 starts to burn.
  • the temperature of the heat storage member 1 begins to rise due to the flame 2 igniting the base material 3. Due to this temperature rise, thermal energy is given to the combustion-suppressing fire extinguishing material 7, and the combustion-suppressing fire extinguishing material 7 generates water by dehydration endothermic reaction as shown in the equations (1) and (2).
  • FIG. 2 is a diagram for explaining self-extinguishing in the heat storage member 1 of the present embodiment.
  • the water generated from the combustion-suppressing fire extinguishing material 7 takes heat from the base material 3 and lowers the temperature of the base material 3 below the ignition point (ignition temperature). As a result, the flame 2 of the base material 3 is calmed and then completely extinguished. As shown in FIG. 2C, the heat storage member 1 suppresses the fire force before the flame 2 burns and spreads on the substrate 3 itself or spreads on the latent heat storage material 5 although the combustion mark 4 remains on the substrate 3. Can self-extinguish.
  • the combustion-suppressing fire extinguishing material 7 can delay, suppress, extinguish and prevent combustion of the base material 3 and the latent heat storage material 5 to prevent the latent heat storage material 5 from burning and spreading. Yes.
  • the combustion-suppressing fire extinguishing material 7 is not limited to a hydrated metal compound, and other materials can be applied.
  • a suffocating gas generating material can be used as the combustion suppressing fire extinguishing material 7, for example.
  • suffocating gas generating materials include azo compounds, ammonium phosphates, and carbonate compounds.
  • the combustion-suppressing fire extinguishing material 7 formed using, for example, an azo derivative generates nitrogen gas when the base material 3 burns and reaches 150 ° C. as shown in FIG. Nitrogen gas can extinguish the flame 2 by shutting off the supply of oxygen to the combustion part of the substrate 3.
  • ammonium phosphate can generate an ammonium gas when heated to cut off the supply of oxygen to the combustion part of the base material 3 and extinguish the flame 2.
  • the carbonate compound can generate carbon dioxide during heating, shut off the supply of oxygen to the combustion part of the base material 3 and extinguish the flame 2.
  • combustion-suppressing fire extinguishing material 7 examples include, for example, combustion-suppressing substances.
  • the combustion-suppressing substance applicable to the combustion-suppressing fire extinguishing material 7 include antimony bromide, antimony oxide, urea-based flame retardant, halogen-based flame retardant, and phosphorus-based flame retardant.
  • the combustion-suppressing fire extinguishing material 7 including any one of these materials can delay, extinguish, and prevent the combustion of the latent heat storage material 5 to prevent the latent heat storage material 5 from burning or spreading.
  • FIG. 3 is a perspective view illustrating a schematic configuration of the storage container 100 according to the present embodiment.
  • the storage container 100 with the door portion 102 opened is shown, but the door portion 102 in the closed state is shown together with a two-dot chain line for easy understanding.
  • 4 shows a state in which a cross section of the storage container 100 taken along the line AA ′ in FIG. 3 in the illustrated vertical direction (the direction of the arrow along the line AA ′) is observed from the right side of the container body 104. Is shown.
  • the storage container 100 is used for storing stored items at a temperature different from the ambient temperature (room temperature) during steady operation, and examples thereof include a refrigerator, a freezer, and a warm storage. In the present embodiment and second to eighth embodiments described later, the storage container is described as being a direct-cooling refrigerator.
  • the storage container 100 is provided rotatably on the container main body 104 via a rectangular parallelepiped container main body 104 and a hinge portion (not shown) as indicated by double-ended arrows in the figure. And a thin plate-shaped door 102.
  • the container main body 104 has a rectangular opening 103, a box-shaped wall 109 opened by the opening 103, and a storage chamber 105 for storing stored items.
  • the storage chamber 105 is connected to the outside through the opening 103 when the door 102 is opened.
  • the storage chamber 105 is a space provided inside the wall portion 109.
  • the door part 102 has a frame-shaped packing 107 provided on the outer periphery of the door part 102. As shown in FIG.
  • the packing 107 is arranged outside the outer periphery of the opening 103 when the door 102 is closed.
  • the packing 107 is arranged to face the wall portion 109 when the door portion 102 is closed.
  • the storage chamber 105 becomes a sealed space surrounded by the door portion 102, the packing 107, and the wall portion 109. Thereby, the storage container 100 can maintain the inside of the storage chamber 105 at a preset temperature.
  • the wall portion 109 includes a heat insulating portion 111 provided around the outer periphery, and a heat storage member 101 that is provided between the heat insulating portion 111 and the storage chamber 105 and accumulates heat of the storage chamber 105.
  • the heat storage member 101 has substantially the same configuration as the heat storage member 1 according to the present embodiment.
  • the heat storage member 101 includes a combustion-suppressing fire extinguishing material 7 provided on the heat insulating portion 111 and a latent heat storage material 5 provided on the combustion-suppressing fire extinguishing material 7.
  • the respective formation materials of the combustion suppression fire extinguishing material 7 and the latent heat storage material 5 used for the wall 109 are the same as the formation materials of the combustion suppression fire extinguishing material 7 and the latent heat storage material 5 of the heat storage member 1. Yes.
  • the wall 109 has a housing (not shown) made of a resin material such as ABS resin.
  • the housing has a cavity.
  • the heat insulating part 111 and the heat storage member 101 are accommodated in the cavity.
  • the door portion 102 has substantially the same configuration as the wall portion 109.
  • the door part 102 is provided between the heat insulating part 111 provided on the outer periphery and the heat insulating part 111 and the storage room 105 when the door part 102 is closed, and the heat storage member 101 that accumulates the heat of the storage room 105. have.
  • the heat storage member 101 has substantially the same configuration as the heat storage member 1.
  • the heat storage member 101 includes a combustion-suppressing fire extinguishing material 7 provided on the heat insulating portion 111 and a latent heat storage material 5 provided on the combustion-suppressing fire extinguishing material 7.
  • the door portion 102 has a housing (not shown) that uses a resin material such as ABS resin as a forming material, like the wall portion 109.
  • the housing has a cavity.
  • the heat insulating part 111 and the heat storage member 101 are accommodated in the cavity.
  • the heat insulating portion 111 is provided to insulate the storage chamber 105 and the heat storage member 101 that are cooled during steady operation so that heat from the outside world is not transmitted through the housing.
  • the heat insulating portion 111 is formed using a generally known material such as an inorganic fiber heat insulating material such as glass wool, a foamed resin heat insulating material such as polyurethane foam, or a natural fiber heat insulating material such as cellulose fiber. Can do.
  • the storage container 100 is provided at the bottom of the container body 104, and is provided with a compressor 115 that compresses the refrigerant and a part of the storage chamber 105 that is exposed in the storage chamber 105.
  • the storage container 100 is surrounded by heat of vaporization when the compressed refrigerant evaporates. It has a cooler 113 for cooling, and a pipe 117 for connecting the compressor 115 and the cooler 113.
  • the compressor 115, the cooler 113, and the pipe 117 constitute a gas compression type cooling device.
  • the cooling device may include a normally known configuration such as a condenser for radiating heat from the compressed refrigerant and a dryer for removing moisture in the refrigerant.
  • the latent heat storage material 5 is formed using a material that causes a phase transition between the liquid phase and the solid phase at a temperature between the set temperature of the storage chamber 105 and the ambient temperature.
  • the “set temperature of the storage chamber 105” is the set temperature in the storage chamber 105 in the steady operation of the storage container 100.
  • the “atmosphere temperature” is a temperature assumed as an outside air temperature in an environment where the storage container 100 is used, for example. For example, if the storage container 100 is a refrigerator having a set temperature of 3 ° C. and the assumed outside air temperature is 25 ° C., the latent heat storage material 5 has a solid-liquid phase transition temperature higher than 3 ° C. and lower than 25 ° C. (for example, N-tetradecane) as described above.
  • the operation of the storage container 100 will be described.
  • the power supply (not shown) of the storage container 100 is on, the refrigerant compressed by the compressor 115 reaches the cooler 113 through the pipe 117.
  • the cooler 113 cools the storage chamber 105 by heat of vaporization when the compressed refrigerant evaporates.
  • heat exchange is performed between the surface of the cooler 113 exposed in the storage chamber 105 and the air in the storage chamber 105.
  • a temperature sensor (not shown) is installed at a predetermined position in the storage chamber 105.
  • the driving of the cooling device is controlled by a temperature control device (not shown) provided in the storage container 100 based on the temperature in the storage chamber 105 measured by the temperature sensor, and heat transfer for controlling the temperature in the storage chamber 105 is performed. Done.
  • a part of the latent heat storage material 5 provided on the wall 109 is provided in direct contact with a part of the surface of the cooler 113. For this reason, the cooler 113 can directly cool the latent heat storage material 5, and can maintain the latent heat storage material 5 in a solid phase state having a phase transition temperature or lower in a relatively short time.
  • the latent heat storage material 5 disposed on the wall portion 109 and the door portion 102 becomes substantially the same temperature as the temperature in the storage chamber 105 through a housing (not shown), and is gradually maintained in a solid state below the phase transition temperature. .
  • the latent heat storage material 5 that maintains the solid state exhibits a function of flattening the temporal change distribution of the temperature in the storage chamber 105.
  • the latent heat storage material 5 can be directly cooled by the cooler 113, and the latent heat storage material 5 is brought into a solid phase state below the phase transition temperature in a relatively short time. Can be maintained.
  • Storage container 100 starts cooling by heat storage member 101 when the cooling capacity of the cooling device is lost due to a power failure or the like.
  • the air in the storage chamber 105 is maintained in a predetermined temperature range for a certain period by the latent heat storage material 5 provided so as to be stretched around the door portion 102 and the wall portion 109. More specifically, the temperature in the storage chamber 105 is maintained at about 5 ° C. until the latent heat storage material 5 undergoes a phase transition from the solid phase to the liquid phase.
  • the storage container 100 can keep the interior of the storage chamber 105 at a predetermined set temperature during steady operation.
  • the storage container 100 can keep the temperature in the storage chamber 105 at the set temperature for a certain time by the heat storage member 101 even when the power supply is stopped due to a power failure and the operation is stopped. .
  • the cause of a fire accident caused by a refrigerator is an electrical malfunction inside the compressor due to aging, continuous current exceeding the allowable current in areas with unstable power conditions, sticking to current plugs and outlets Tracking with dust has been reported.
  • a fire accident may occur in the refrigerator due to the flame generated outside burning into the refrigerator.
  • the heat storage member 101 has the combustion suppressing fire extinguishing material 7. For this reason, in the storage container 100 according to the present embodiment, a fire accident occurs due to these causes, and for example, the heat insulating portion 111 of the wall portion 109 starts to burn.
  • the temperature of the wall 109 starts to rise due to the flame igniting the heat insulating part 111. Due to this temperature rise, thermal energy is given to the combustion-suppressing fire extinguishing material 7, and the combustion-suppressing fire extinguishing material 7 generates water by dehydration endothermic reaction as shown in the equations (1) and (2).
  • the water generated from the combustion-suppressing fire extinguishing material 7 removes heat from the heat insulating part 111 and lowers the temperature of the heat insulating part 111 below the ignition point (ignition temperature). Thereby, the flame of the heat insulation part 111 calms down, and is extinguished completely after that.
  • the storage container 100 can self-extinguish while suppressing the fire before the flame burns and spreads on the heat insulating part 111 itself or spreads on the latent heat storage material 5, although the combustion mark remains in a part of the heat insulating part 111.
  • the combustion-suppressing fire extinguishing material 7 can delay, suppress, extinguish and prevent combustion of the heat insulating portion 111 and the latent heat storage material 5, thereby preventing the latent heat storage material 5 from burning and spreading.
  • the storage container 100 can extinguish fire early by preventing, for example, the spread of flame that has burned into the heat insulating portion 111 by the self-extinguishing function of the combustion-suppressing fire extinguishing material 7.
  • the storage container 100 according to the present embodiment can prevent the fire from spreading even if a fire occurs.
  • FIG. 5 shows a schematic cross-sectional configuration of the storage container 110 according to this modification.
  • the storage container 110 according to this modification has the same configuration as the storage container 100 according to the present embodiment except that the combustion suppressing fire extinguishing material 7 is provided around the compressor 115.
  • the storage container 110 has the combustion-suppressing fire extinguishing material 7 around the compressor 115 that has a relatively high probability of becoming an ignition source. As a result, the storage container 110 can be extinguished before the flame ignited from the compressor 115 due to aging, for example, does not spread to other locations.
  • the combustion-suppressing fire extinguishing material 7 formed using a hydrated metal compound that undergoes a dehydration endothermic reaction when heated generates water due to a temperature rise due to the flame. The generated water falls to the compressor 115 by gravity and extinguishes the flame.
  • the storage container 110 can extinguish the flame efficiently, and can prevent the fire from spreading to other places.
  • the heat storage member 11 according to the present embodiment is characterized in that a plurality of combustion-suppressing fire extinguishing materials 7 and a plurality of latent heat storage materials 5 are laminated.
  • FIG. 6 shows a schematic cross-sectional configuration of the heat storage member 11 according to the present embodiment. As shown in FIG. 6, the heat storage member 11 according to this embodiment includes a base material 3, two layers of combustion-suppressing fire extinguishing material 7 and latent heat heat storage material 5 that are formed on the base material 3 and are alternately stacked. have.
  • the heat storage member 11 can be appropriately formed in different outer shapes depending on the place to be applied.
  • the combustion suppression fire extinguishing material 7 is in contact with the base material 3, but the latent heat storage material 5 is in contact with the base material 3 and the latent heat storage material 5 and the combustion suppression fire extinguishing material 7 are alternately stacked. May be.
  • the number of stacks of the combustion suppressing fire extinguishing material 7 and the latent heat storage material 5 is not limited to two layers, but may be three or more.
  • the formation material similar to the combustion suppression fire extinguishing material 7 and the latent heat storage material 5 of the heat storage member 1 by the said 1st Embodiment is used for each formation material of the combustion suppression fire extinguishing material 7 and the latent heat storage material 5, respectively. It has been. Since the combustion suppression fire extinguishing material 7 and the latent heat storage material 5 in the present embodiment are formed of the same material as the combustion suppression fire extinguishing material 7 and the latent heat storage material 5 of the heat storage member 1, respectively, the heat storage member 11 is the heat storage member 1. The same effect can be obtained.
  • FIG. 7 shows a schematic cross-sectional configuration of the storage container 130 according to the present embodiment. Since the external configuration and operation of the storage container 130 are the same as those of the storage container 100 according to the first embodiment, description thereof is omitted.
  • the wall portion 109 of the storage container 130 according to the present embodiment is provided between the heat insulating portion 111 provided on the outer periphery, and between the heat insulating portion 111 and the storage chamber 105.
  • a heat storage member 131 for storing heat is provided.
  • the heat storage member 131 has substantially the same configuration as the heat storage member 11 according to the present embodiment.
  • the heat storage member 131 is provided on the heat insulating portion 111 and includes two layers of the combustion suppressing fire extinguishing material 7 and two layers of the latent heat storage material 5 that are alternately stacked.
  • the heat storage member 131 is provided such that the combustion-suppressing fire extinguishing material 7 is in contact with the heat insulating portion 111.
  • the storage container 130 has a configuration in which the combustion suppressing fire extinguishing material 7 and the latent heat storage material 5 are alternately stacked.
  • the storage container 130 can alternately stack the combustion-suppressing fire extinguishing material 7 and the latent heat storage material 5 to exhibit a heat storage function and prevent damage during a fire.
  • the storage container 130 increases the number of layers of the latent heat storage material 5 or increases the thickness when the heat storage performance is increased, and increases the number of layers of the combustion suppression fire extinguishing material 7 when the fire suppression performance is increased. Of course, it is possible to increase the thickness or increase the thickness.
  • FIG. 8 shows a schematic cross-sectional configuration of the heat storage member 21 according to the present embodiment.
  • the heat storage member 21 has the base material 3 formed in a hollow plate shape (for example, rectangular flat plate shape).
  • a latent heat storage material 5 and a combustion-suppressing fire extinguishing material 7 disposed so as to surround the latent heat storage material 5 are formed in the hollow portion 3 a of the base material 3.
  • the outer periphery of the combustion-suppressing fire extinguishing material 7 is in contact with the base material 3.
  • the heat storage member 21 has a configuration in which the combustion suppression fire extinguishing material 7 is disposed surrounding the latent heat storage material 5, but the latent heat storage material 5 has a configuration disposed around the combustion suppression fire extinguishing material 7. May be.
  • the heat storage member 21 can be appropriately formed in different outer shapes depending on the place to be applied.
  • the formation materials of the latent heat storage material 5 and the combustion suppression fire extinguishing material 7 the same formation materials as the latent heat storage material 5 and the combustion suppression fire extinguishing material 7 of the heat storage member 1 according to the first embodiment are used, respectively. It has been.
  • the latent heat storage material 5 and the combustion-suppressing fire extinguishing material 7 of the heat storage member 21 are formed of the same material as the latent heat storage material 5 and the combustion-suppressing fire extinguishing material 7 of the heat storage member 1, respectively. Similar effects can be obtained.
  • the storage container according to the present embodiment has the same external configuration as the storage container 100 according to the first embodiment, and the latent heat storage material and the combustion of the heat storage member provided on the door portion 102 and the wall portion 109.
  • the suppression fire extinguishing material has the same configuration as the latent heat storage material 5 and the combustion suppression fire extinguishing material 7 of the heat storage member 21. That is, the storage container according to the present embodiment has a heat insulating part having the same shape as the storage container 100 according to the first embodiment in the cavity of the casing of the door part 102 and the wall part 109, and combustion that contacts the heat insulating part. It has a suppression fire extinguishing material and a latent heat storage material surrounded by the combustion suppression fire extinguishing material. Since the storage container according to the present embodiment has the combustion-suppressing fire extinguishing material, the same effect as the storage container 100 can be obtained.
  • FIG. 9 shows a schematic configuration of the heat storage member 31 according to the present embodiment.
  • FIG. 9A shows a schematic configuration of the heat storage member 31 when the formation surface of the combustion suppressing fire extinguishing material 7 is viewed in the normal direction.
  • FIG. 9B shows a schematic configuration of the cut surface of the heat storage member 31 cut along the line BB ′ in FIG. 9A.
  • the heat storage member 31 includes a base material 3, a combustion-suppressing fire extinguishing material 7 formed on almost the entire surface of the base material 3, and combustion. It has a plurality of latent heat storage materials 5 that are embedded in the suppression fire extinguishing material 7 and arranged in a matrix.
  • FIG. 9 illustrates the heat storage member 11 having a plate shape (for example, a rectangular flat plate shape) as a whole, the heat storage member 31 can be formed in different outer shapes as appropriate depending on the place to which it is applied.
  • the latent heat storage material 5 has, for example, a plate shape (for example, a rectangular flat plate shape).
  • the latent heat storage material 5 is exposed on the upper surface of the combustion-suppressing fire extinguishing material 7.
  • the upper surface of the latent heat storage material 5 and the upper surface of the combustion-suppressing fire extinguishing material 7 are formed substantially flush with each other.
  • the upper surface of the latent heat storage material 5 and the upper surface of the combustion suppression fire extinguishing material 7 are formed substantially flat.
  • the formation materials of the latent heat storage material 5 and the combustion suppression fire extinguishing material 7 the same formation materials as the latent heat storage material 5 and the combustion suppression fire extinguishing material 7 of the heat storage member 1 according to the first embodiment are used, respectively.
  • the heat storage member 31 has a configuration in which the latent heat storage material 5 is formed on substantially the entire surface of the base material 3 and a plurality of combustion suppression fire extinguishing materials 7 are embedded in the latent heat storage material 5 and arranged in a matrix. Also good.
  • the combustion suppression fire extinguishing material 7 surrounds the latent heat storage material 5, the fire is suppressed before the flame ignited on one latent heat storage material 5 spreads to the other latent heat storage material 5. Can be extinguished.
  • the combustion-suppressing fire extinguishing material 7 is formed of a combustion-suppressing substance, the combustion-suppressing substance is relatively difficult to burn. For this reason, the combustion-suppressing fire extinguishing material 7 does not burn with the flame ignited on one latent heat storage material 5, and settles before the flame spreads to the other latent heat storage material 5.
  • FIG. 10A shows a schematic cross-sectional configuration of the storage container 140 according to the present embodiment.
  • FIG. 10B shows a schematic configuration of the heat storage member 141 when the region ⁇ shown in FIG. 10A is viewed from the storage chamber 105 side. Since the external configuration and operation of the storage container 140 are the same as those of the storage container 100 according to the first embodiment, description thereof is omitted.
  • the wall 109 of the storage container 140 is provided between the heat insulating part 111 provided on the outer periphery, the heat insulating part 111 and the storage chamber 105, A heat storage member 141 that stores heat of the storage chamber 105.
  • the heat storage member 141 has substantially the same configuration as the heat storage member 11 according to the present embodiment.
  • the heat storage member 141 includes a combustion suppression fire extinguishing material 7 provided on the heat insulating portion 111 and a latent heat storage material 5 embedded in the combustion suppression fire extinguishing material 7 and arranged in a matrix. Further, the heat storage member 141 provided in the door portion 102 has the same configuration as the heat storage member 141 provided in the wall portion 109.
  • the storage container 140 is arranged in a matrix with the latent heat storage material 5 embedded in the combustion-suppressing fire extinguishing material 7.
  • the combustion-suppressing fire extinguishing material 7 is formed so as to surround the periphery excluding the surface of the latent heat storage material 5 facing the storage chamber 105 side. For this reason, even if the latent heat storage material 5 burns when the fire of the storage container 140 occurs, the combustion suppressing fire extinguishing material 7 can be extinguished efficiently and quickly.
  • the heat storage heat storage material 5 is arrange
  • the storage container 140 is easily extinguished by subdividing the latent heat storage material, the possibility of ignition or ignition can be reduced. Moreover, since the storage container 140 can extinguish the latent heat storage material 5 individually, it becomes possible to extinguish the combustion part efficiently.
  • FIG. 11 shows a schematic cross-sectional configuration of the heat storage member 41 according to the present embodiment.
  • the heat storage member 41 is embedded in the base material 3, the flame retardant material layer 13 formed on almost the entire surface of the base material 3, and the flame retardant material layer 13.
  • a plurality of capsules 15 for inclusion of latent heat storage materials As the formation material of the latent heat storage material contained in the capsule 15 for inclusion of latent heat storage material, the same formation material as the latent heat storage material 5 of the heat storage member 1 according to the first embodiment is used.
  • FIG. 11 illustrates the heat storage member 41 having a plate shape (for example, a rectangular flat plate shape) as a whole, but the heat storage member 41 can be formed in different outer shapes as appropriate depending on the place to be applied.
  • the latent heat storage material inclusion capsule 15 can be formed by forming a predetermined film (for example, an oxide film) on the surface of the latent heat storage material formed in a spherical shape, for example.
  • the heat storage member 41 is formed by embedding (for example, spraying) the capsule 15 for latent heat storage material inclusion in a state where the flame retardant material layer 13 is melted, and then solidifying the flame retardant material layer 13. .
  • the flame retardant material layer 13 exhibits the same function as the combustion suppressing fire extinguishing material 7 of the heat storage member 1.
  • the flame retardant material layer 13 includes a combustion suppressing substance that is a material for forming the combustion suppressing fire extinguishing material 7 of the heat storage member 1.
  • the flame retardant material layer 13 is formed of, for example, antimony bromide, antimony oxide, urea flame retardant, halogen flame retardant, phosphorus flame retardant, or the like.
  • the flame retardant material layer 13 is disposed so as to surround the periphery of the latent heat storage material inclusion capsule 15.
  • the flame retardant material layer 13 suppresses the fire before the flame due to this combustion spreads to the other latent heat storage material inclusion capsules 15. Can be extinguished.
  • the flame retardant material layer 13 can delay, suppress, extinguish and prevent combustion. Since the heat storage member 41 has a configuration in which the periphery of the latent heat storage material inclusion capsule 15 is surrounded by the flame retardant material layer 13, the flame due to the combustion of the latent heat storage material inclusion capsule 15 can be more effectively extinguished. .
  • FIG. 12 shows a schematic cross-sectional configuration of the storage container 150 according to the present embodiment. Since the external configuration of the storage container 150 is the same as that of the storage container 100 according to the first embodiment, description thereof is omitted. As shown in FIG. 12, the wall 109 of the storage container 150 is provided between the heat insulating portion 111 provided on the outer periphery, and between the heat insulating portion 111 and the storage chamber 105, and stores the heat in the storage chamber 105. Member 151.
  • the heat storage member 151 has substantially the same configuration as the heat storage member 41 according to the present embodiment.
  • the heat storage member 151 includes a flame retardant material layer 13 provided on the heat insulating portion 111 and a plurality of latent heat storage material inclusion capsules 15 embedded in the flame retardant material layer 13 and including the latent heat storage material. ing. Further, the heat storage member 151 provided in the door portion 102 has the same configuration as the heat storage member 151 provided in the wall portion 109.
  • the flame retardant material layer 13 is disposed so as to surround the periphery of the latent heat storage material containing capsule 15. For this reason, the flame retardant material layer 13 can delay, extinguish, and prevent combustion even if one latent heat storage material inclusion capsule 15 burns. Thereby, the flame-retardant material layer 13 can extinguish before the flame by this combustion spreads to the capsule 15 for other latent heat storage material inclusions.
  • the storage container 150 includes the heat storage member 151 having a configuration in which the periphery of the latent heat storage material inclusion capsule 15 is surrounded by the flame retardant material layer 13, the latent heat storage material inclusion capsule is more effectively included. Can extinguish 15 combustion.
  • FIG. 13 shows a schematic cross-sectional configuration of the heat storage member 51 according to the present embodiment.
  • the heat storage member 51 includes a base material 3, a latent heat storage material 5 formed on substantially the entire surface of the base material 3, and a plurality of thermal storage members 51 that are embedded in the latent heat storage material 5 and contain a combustion suppression fire extinguishing material. And a combustion suppressing fire extinguishing material-containing capsule 17.
  • FIG. 13 illustrates a heat storage member 51 having a plate-like shape (for example, a rectangular flat plate shape) as a whole, but the heat storage member 51 can be appropriately formed in different outer shapes depending on the place to be applied.
  • the combustion-suppressing fire extinguishing material-containing capsule 17 can be formed by forming a predetermined film (for example, an oxide film) on the surface of the combustion-suppressing fire-extinguishing material formed in a spherical shape, for example.
  • the heat storage member 51 is formed by embedding (for example, spraying) the capsule 17 for containing a combustion-suppressing fire extinguishing material in a state where the latent heat storage material 5 is melted, and then solidifying the latent heat storage material 5.
  • the combustion-suppressing fire-extinguishing material-containing capsule 17 exhibits the same function as the combustion-suppressing fire-extinguishing material 7 of the heat storage member 1 according to the first embodiment.
  • the member enclosing the combustion suppression fire extinguishing material is destroyed and the combustion suppression fire extinguishing material is opened.
  • the heat storage member 51 is destroyed relatively earlier as the capsule 17 for containing the combustion suppressing fire extinguishing material disposed near the burning latent heat storage material 5 so that the combustion suppressing fire extinguishing material is opened.
  • the capsule 17 for combustion suppression fire extinguishing material inclusion can be extinguished before the flame which ignited the latent heat storage material 5 burns and spreads.
  • the heat storage member 51 can selectively effectively extinguish the combustion portion of the latent heat storage material 5 by the combustion-suppressing fire-extinguishing material inclusion capsule 17 to prevent the latent heat storage material 5 from burning and spreading more effectively.
  • the storage container according to the present embodiment has the same external configuration as the storage container 150 according to the sixth embodiment, and the flame retardant material provided on the door portion 102 and the wall portion 109 of the storage container 150.
  • a latent heat storage material is provided, and in place of the plurality of latent heat storage material inclusion capsules 15, a combustion suppressing fire extinguishing material inclusion capsule is provided. Since the storage container according to the present embodiment includes the latent heat storage material having a configuration substantially similar to that of the heat storage member 51 and a plurality of capsules containing combustion suppression fire extinguishing materials, the combustion part of the latent heat storage material is selectively extinguished. This effectively prevents the latent heat storage material from burning and spreading.
  • FIG. 14 shows a schematic cross-sectional configuration of the heat storage member 61 according to the present embodiment.
  • the heat storage member 61 includes a base material 3, a flame retardant material layer 13 formed on almost the entire surface of the base material 3, and a plurality of latent heat storage materials embedded in the flame retardant material layer 13. It has a material inclusion capsule 15 and a plurality of combustion-suppressing fire extinguishing material inclusion capsules 17.
  • the latent heat storage material inclusion capsule 15 has the same configuration as the latent heat storage material inclusion capsule 15 of the heat storage member 41.
  • the capsule 17 for combustion suppression fire extinguishing material inclusion has the same configuration as the capsule 17 for combustion suppression fire extinguishing material inclusion of the heat storage member 51 according to the sixth embodiment.
  • a heat storage member 61 having a plate shape (for example, a rectangular flat plate shape) as a whole is illustrated, but the heat storage member 61 can be appropriately formed in different outer shapes depending on the place to be applied.
  • the heat storage member 41 embeds (for example, sprays) the latent heat storage material-containing capsule 15 and the combustion-suppressing fire-extinguishing material-containing capsule 17 in a state where the flame-retardant material layer 13 is melted, and then the flame-retardant material layer 13 is embedded. It is formed by solidifying.
  • the heat storage member 61 has the same effect as the heat storage member 41 because the flame retardant material layer 13 is disposed around the latent heat storage material inclusion capsule 15. Furthermore, since the heat storage member 61 has the capsule 17 for combustion suppression fire extinguishing material inclusion, the same effect as the heat storage member 51 is acquired. Thus, the heat storage member 61 can obtain the effects of both the heat storage members 41 and 51, and can extinguish the combustion of the latent heat storage material inclusion capsule 15 more efficiently.
  • FIG. 15 shows a schematic cross-sectional configuration of the storage container 160 according to the present embodiment. Since the external configuration and operation of the storage container 160 are the same as those of the storage container 100 according to the first embodiment, description thereof is omitted.
  • the wall portion 109 of the storage container 160 according to the present embodiment is provided between the heat insulating portion 111 provided on the outer periphery, and between the heat insulating portion 111 and the storage chamber 105, and And a heat storage member 161 for storing heat.
  • the heat storage member 161 has substantially the same configuration as the heat storage member 61 according to the present embodiment.
  • the heat storage member 161 includes a flame retardant material layer 13 provided on the heat insulating portion 111, a plurality of latent heat storage material encapsulating capsules 15 embedded in the flame retardant material layer 13, and a plurality of combustion-suppressing fire extinguishing materials. And an internal capsule 17. Further, the heat storage member 161 provided in the door portion 102 has the same configuration as the heat storage member 161 provided in the wall portion 109.
  • the heat storage member 161 of the storage container 160 has a configuration in which a plurality of latent heat storage material inclusion capsules 15 and a plurality of combustion suppression fire extinguishing material inclusion capsules 17 are embedded in the flame retardant material layer 13. And the effect of both the storage containers by 6th Embodiment is acquired.
  • FIG. 16 shows a schematic cross-sectional configuration of the heat storage member 71 according to the present embodiment.
  • the heat storage member 71 is characterized in that the dispersion concentrations of the latent heat storage material inclusion capsule 15 and the combustion suppression fire extinguishing material inclusion capsule 17 are uneven in the flame retardant material layer 13. ing.
  • the heat storage member 71 has, for example, a plurality of latent heat storage material inclusion capsules 15 on the upper side in the figure in the flame retardant material layer 13, and a plurality of combustion on the lower side in the figure in the flame retardant material layer 13.
  • FIG. 16 illustrates a heat storage member 71 having a plate-like shape (for example, a rectangular flat plate shape) as a whole, but the heat storage member 71 can be appropriately formed in different outer shapes depending on the place to which it is applied.
  • a plate-like shape for example, a rectangular flat plate shape
  • the heat storage member 51 mainly embeds (for example, spreads) the latent heat storage material inclusion capsule 15 and the combustion suppression fire extinguishing material inclusion capsule 17 in predetermined places, and then It is formed by solidifying the flame retardant material layer 13.
  • the latent heat storage material-containing capsule 15 is preferentially disposed in the vicinity of the object to be kept cold.
  • the capsule 17 for containing a fire suppression fire extinguishing material is placed in the vicinity of a member that is relatively likely to become a fire source.
  • the heat storage member 71 is dispersed by increasing the arrangement density of the latent heat storage material inclusion capsules 15 and the combustion suppressing fire extinguishing material inclusion capsules 17 in the flame retardant material layer 13 at necessary locations. Has been.
  • the heat storage member 71 can more effectively maintain the cold insulation object at a low temperature, and can extinguish the fire early when a fire occurs and prevent combustion and fire spread.
  • only one of the latent heat storage material inclusion capsule 15 and the combustion suppression fire extinguishing material inclusion capsule 17 may be biased in the dispersion concentration.
  • FIG. 17 shows a schematic cross-sectional configuration of the storage container 170 according to the present embodiment. Since the external configuration and operation of the storage container 170 according to the present embodiment are the same as those of the storage container 100 according to the first embodiment, description thereof will be omitted.
  • the wall portion 109 of the storage container 170 is provided between the heat insulating portion 111 provided on the outer periphery, and between the heat insulating portion 111 and the storage chamber 105, and heat storage for accumulating the heat of the storage chamber 105.
  • the heat storage member 171 has substantially the same configuration as the heat storage member 71 according to the present embodiment.
  • the heat storage member 171 includes a predetermined resin layer 14 provided on the heat insulating portion 111, a plurality of latent heat storage material inclusion capsules 15 embedded in the resin layer 14, and a plurality of combustion suppression fire extinguishing material inclusion capsules 17. And have.
  • the capsule 17 for containing a combustion-suppressing fire extinguishing material is provided in the vicinity of the compressor 115 that has a relatively high probability of becoming an ignition source.
  • the latent heat storage material inclusion capsule 15 is provided mainly around the cooler 113 that is a source of cold air. Since cold air descends, if the capsule 15 for latent heat storage material inclusion is installed around the cooler 113, the heat storage effect is increased.
  • the storage container 170 may have a flame retardant material layer instead of the resin layer 14.
  • the storage container 170 is provided with light and shade distributions of the latent heat storage material inclusion capsule 15 and the combustion suppression fire extinguishing material inclusion capsule 17 depending on whether the heat storage function is important or the fire extinguishing function is important. For example, if many capsules for latent heat storage material inclusion 15 are provided near the cooler 113, the effect of heat storage is enhanced. In addition, if a large number of capsules 17 containing combustion-suppressing fire extinguishing material are provided around the compressor 115, the efficiency of fire extinguishing becomes high. In this manner, the storage container 170 can improve the heat storage function and the fire extinguishing function by adjusting the arrangement of the latent heat storage material inclusion capsule 15 and the combustion suppressing fire extinguishing material inclusion capsule 17.
  • FIG. 18 shows a schematic cross-sectional configuration of the storage container 200 according to the present embodiment. Similar to the storage containers according to the first to eighth embodiments, the storage container 200 is used for storing stored items at a temperature different from the atmospheric temperature (room temperature) during steady operation. For example, a refrigerator, a freezer, A warehouse etc. can be illustrated. In the present embodiment, the storage container is described as being a fan-type refrigerator-freezer.
  • the storage container 200 has a rectangular parallelepiped container body 106.
  • the container main body 106 of the storage container 200 is divided into three regions: a refrigerating room 210 provided in the upper stage, a freezing room 220 provided in the middle stage, and a vegetable room 230 provided in the lower stage.
  • the set temperatures of the refrigerator compartment 210, the freezer compartment 220, and the vegetable compartment 230 are set in advance so as to decrease in the order of the vegetable compartment 230, the refrigerator compartment 210, and the freezer compartment 220. That is, in the storage container 200, the set temperature in each storage room is set in advance so that “freezer room 220 ⁇ refrigeration room 210 ⁇ vegetable room 230”.
  • the set temperature in the vegetable compartment 230 is a temperature suitable for storing vegetables, for example, about 3 ° C. to 8 ° C.
  • the set temperature in the refrigerator compartment 210 is lower than the set temperature in the vegetable compartment 230, and is about 3 ° C., for example.
  • the set temperature in the freezer compartment 220 is lower than that of the refrigerator compartment 210 and is, for example, about ⁇ 18 ° C.
  • the refrigerating chamber 210 has a thin plate-like door portion 102a that is rotatably provided on the container main body 106 via a hinge portion (not shown).
  • the container main body 106 in the refrigerator compartment 210 has a rectangular opening 103a, a box-shaped wall 109a opened by the opening 103a, and a storage chamber 105a for storing stored items.
  • the storage chamber 105a is connected to the outside through the opening 103a when the door 102a is opened.
  • the storage chamber 105a is a space provided inside the wall portion 109a.
  • the door part 102a has a frame-shaped packing 107a provided on the outer periphery of the door part 102a.
  • the packing 107a is arranged outside the outer periphery of the opening 103a when the door 102a is closed.
  • the packing 107a is arranged to face the wall portion 109a when the door portion 102a is closed.
  • the storage chamber 105a becomes a sealed space surrounded by the door portion 102a, the packing 107a, and the wall portion 109a.
  • the refrigerator compartment 210 can maintain the inside of the storage chamber 105a at preset temperature.
  • the freezer compartment 220 has a thin plate-shaped door portion 102b that is rotatably provided on the container body 106 via a hinge portion (not shown).
  • the container main body 106 in the freezer compartment 220 has a rectangular opening 103b, a box-shaped wall 109b opened by the opening 103b, and a storage chamber 105b for storing stored items.
  • the storage chamber 105b is connected to the outside through the opening 103b when the door 102b is opened.
  • the storage chamber 105b is a space provided inside the wall portion 109b.
  • the door part 102b has a frame-shaped packing 107b provided on the outer periphery of the door part 102b.
  • the packing 107b is arranged outside the outer periphery of the opening 103b when the door 102b is closed.
  • the packing 107b is arranged to face the wall portion 109b when the door portion 102b is closed.
  • the storage chamber 105b becomes a sealed space surrounded by the door portion 102b, the packing 107b, and the wall portion 109b.
  • the freezer compartment 220 can maintain the inside of the storage compartment 105b at preset temperature.
  • the freezer compartment 220 may have a drawer-type configuration that allows the interior to be pulled out, rather than a configuration that opens and closes the door.
  • the vegetable compartment 230 has a thin plate-like door portion 102c that is rotatably provided on the container body 106 via a hinge portion (not shown).
  • the container main body 106 in the vegetable compartment 230 has a rectangular opening 103c, a box-shaped wall 109c opened by the opening 103c, and a storage chamber 105c for storing stored items.
  • the storage chamber 105c is connected to the outside through the opening 103c when the door 102c is opened.
  • the storage chamber 105c is a space provided inside the wall portion 109c.
  • the door part 102c has the frame-shaped packing 107c provided in the outer periphery of the door part 102c.
  • the packing 107c is arranged outside the outer periphery of the opening 103c when the door 102c is closed.
  • the packing 107c is arranged to face the wall portion 109c when the door portion 102c is closed.
  • the storage chamber 105c becomes a sealed space surrounded by the door portion 102c, the packing 107c, and the wall portion 109c.
  • the vegetable compartment 230 can maintain the inside of the storage compartment 105c at preset temperature.
  • the vegetable compartment 230 may have a drawer-type configuration that allows the inside of the cabinet to be pulled out rather than a configuration that opens and closes the door.
  • the wall portion 109a includes a heat insulating portion 111 provided on the outer periphery, and a heat storage member 101a that is provided between the heat insulating portion 111 and the storage chamber 105a and accumulates heat of the storage chamber 105a.
  • the heat storage member 101a includes a combustion suppression fire extinguishing material 7a provided on the heat insulating portion 111 and a latent heat storage material 5a provided on the combustion suppression fire extinguishing material 7a.
  • the latent heat storage material 5a is formed of the same forming material as the latent heat storage material 5 in the first embodiment.
  • the combustion suppressing fire extinguishing material 7a is made of, for example, ammonium polyphosphate.
  • the combustion-suppressing fire extinguishing material 7a is capable of self-extinguishing by generating ammonia when heated when a fire occurs (details will be described later).
  • the wall 109a has a housing (not shown) made of a resin material such as ABS resin.
  • the housing has a cavity.
  • the heat insulation part 111 and the heat storage member 101a are accommodated in the cavity.
  • the door 102a has substantially the same configuration as the wall 109a.
  • the door portion 102a includes a heat insulating portion 111 provided outside and a heat storage member 101a that is provided between the heat insulating portion 111 and the storage chamber 105a when the door portion 102a is closed, and accumulates heat of the storage chamber 105a.
  • the heat storage member 101a has the same configuration as the heat storage member 101a provided on the wall portion 109a and is formed of the same forming material.
  • the door portion 102a has a housing (not shown) that uses a resin material such as ABS resin as a forming material, similarly to the wall portion 109a.
  • the housing has a cavity.
  • the heat insulation part 111 and the heat storage member 101a are accommodated in the cavity.
  • the wall portion 109b includes a heat insulating portion 111 provided on the outer periphery, and a heat storage member 101b provided between the heat insulating portion 111 and the storage chamber 105b, for accumulating the heat of the storage chamber 105b.
  • the heat storage member 101b includes a combustion-suppressing fire extinguishing material 7b provided on the heat insulating portion 111 and a latent heat storage material 5b provided on the combustion-suppressing fire extinguishing material 7b.
  • the latent heat storage material 5b is formed of a material having a phase change temperature of about ⁇ 15 ° C.
  • the combustion suppressing fire extinguishing material 7b is made of, for example, a carbonate compound.
  • the combustion-suppressing fire extinguishing material 7b generates carbon dioxide and can self-extinguish when heated when a fire occurs (details will be described later).
  • the wall 109b has a housing (not shown) made of a resin material such as ABS resin.
  • the housing has a cavity.
  • the heat insulation part 111 and the heat storage member 101b are accommodated in the cavity.
  • the door 102b has substantially the same configuration as the wall 109b.
  • the door portion 102b includes a heat insulating portion 111 provided outside and a heat storage member 101b that is provided between the heat insulating portion 111 and the storage chamber 105b when the door portion 102b is closed, and accumulates heat of the storage chamber 105b.
  • the heat storage member 101b has the same configuration as the heat storage member 101b provided on the wall 109b, and is formed of the same forming material.
  • the door part 102b has a housing (not shown) made of a resin material such as ABS resin as a forming material like the wall part 109b.
  • the housing has a cavity.
  • the heat insulation part 111 and the heat storage member 101b are accommodated in the cavity.
  • the casing has a sealed structure so that the saline solution does not flow outside when the saline solution is liquefied.
  • the wall portion 109c includes a heat insulating portion 111 provided on the outer periphery, and a heat storage member 101c that is provided between the heat insulating portion 111 and the storage chamber 105c and accumulates heat of the storage chamber 105c.
  • the heat storage member 101c includes a combustion suppression fire extinguishing material 7c provided on the heat insulating portion 111 and a latent heat storage material 5c provided on the combustion suppression fire extinguishing material 7c.
  • the latent heat storage material 5c is formed of the same forming material as the latent heat storage material 5 in the first embodiment.
  • the combustion suppressing fire extinguishing material 7c is made of, for example, magnesium hydroxide (Mg (OH) 2 ).
  • the combustion-suppressing fire extinguishing material 7c generates water and can self-extinguish when heated when a fire occurs (details will be described later).
  • the wall 109c has a housing (not shown) made of a resin material such as ABS resin.
  • the housing has a cavity.
  • the heat insulation part 111 and the heat storage member 101c are accommodated in the cavity.
  • the door 102c has substantially the same configuration as the wall 109c.
  • the door portion 102c includes a heat insulating portion 111 provided outside, and a heat storage member 101c that is provided between the heat insulating portion 111 and the storage chamber 105c when the door portion 102c is closed, and accumulates heat of the storage chamber 105c.
  • the heat storage member 101c has the same configuration as the heat storage member 101c provided on the wall 109c, and is formed of the same forming material.
  • the door part 102c has a housing (not shown) made of a resin material such as ABS resin as the wall part 109c.
  • the housing has a cavity. The heat insulation part 111 and the heat storage member 101c are accommodated in the cavity.
  • the heat insulating portion 111 is provided to insulate the storage chambers 105a to 105c and the heat storage members 101a to 101c that are cooled during steady operation so that heat from the outside is not transmitted through the housing.
  • the heat insulating portion 111 is formed using a generally known material such as an inorganic fiber heat insulating material such as glass wool, a foamed resin heat insulating material such as polyurethane foam, or a natural fiber heat insulating material such as cellulose fiber. Can do.
  • the storage container 200 is provided at the bottom of the container main body 106 and is connected to the compressor 115 that compresses the refrigerant, the pipe 118 that is connected to the compressor 115 and through which the high-temperature and high-pressure gas refrigerant compressed by the compressor 115 flows, and the storage container 200.
  • a radiator 114 provided on the back side and connected to the pipe 118 to dissipate heat while liquefying the gas refrigerant flowing through the pipe 118, and a capillary tube connected to the radiator 114 to reduce the pressure so that the liquefied refrigerant can be easily vaporized.
  • the cooling device 120 may have a normally known configuration such as a dryer for removing moisture in the refrigerant.
  • the storage container 200 has a duct 205ba that guides cold air from the cooler 113 to the storage chamber 105a through the storage chamber 105b.
  • the duct 205ba is provided on the storage chamber 105b side, and has a fan 201ba that blows cool air into the duct 205ba.
  • the duct 205ba has a damper 203ba that is provided on the side of the storage chamber 105a and adjusts the amount of cool air blown into the duct 205ba to the storage chamber 105a.
  • the storage container 200 is configured to maintain the temperature in the storage chamber 105a at a set temperature by controlling the opening and closing of the damper 203ba.
  • the storage container 200 has a duct 205bc that guides the cool air from the cooler 113 to the storage chamber 105c through the storage chamber 105b.
  • the duct 205bc is provided on the storage chamber 105b side, and has a fan 201bc that blows cool air into the duct 205bc.
  • the duct 205bc is provided on the storage chamber 105c side, and includes a damper 203bc that adjusts the amount of cool air blown into the duct 205bc to the storage chamber 105c.
  • the storage container 200 is configured to maintain the temperature in the storage chamber 105c at a set temperature by controlling the opening and closing of the damper 203bc.
  • the operation of the storage container 200 will be described.
  • the power supply (not shown) of the storage container 200 is on, the high-temperature and high-pressure gas refrigerant compressed by the compressor 115 passes through the pipe 118 and reaches the radiator 114.
  • the radiator 114 liquefies while radiating the gas refrigerant.
  • the liquefied refrigerant is reduced in pressure so as to be easily vaporized in the capillary tube 120 and reaches the cooler 113.
  • the cooler 113 cools the storage chamber 105b by heat of vaporization when the decompressed refrigerant is vaporized.
  • heat exchange is performed between the surface of the cooler 113 exposed in the storage chamber 105b and the air in the storage chamber 105b.
  • a temperature sensor (not shown) is installed at a predetermined position in the storage chamber 105b.
  • the drive of the cooling device is controlled by a temperature control device (not shown) provided in the storage container 200 based on the temperature in the storage chamber 105b measured by the temperature sensor, and heat transfer for controlling the temperature in the storage chamber 105b is performed. Done.
  • the cooler 113 is provided on the wall portion 109b and can directly cool the region of the latent heat storage material 5b arranged opposite to each other via the housing, and can be maintained in a solid phase state equal to or lower than the phase transition temperature.
  • the latent heat storage material 5b disposed on the wall portion 109b other than the region disposed opposite to the cooler 113 and the latent heat storage material 5b disposed on the door portion 102b are substantially in the storage chamber 105b via a housing (not shown). It becomes the same temperature and is gradually maintained in the solid phase state below the phase transition temperature.
  • the latent heat storage material 5b that maintains the solid state exhibits the function of flattening the temporal change distribution of the temperature in the storage chamber 105b.
  • a temperature sensor (not shown) is installed at a predetermined position in the storage chamber 105a. Based on the temperature in the storage chamber 105a measured by the temperature sensor, the storage container 200 operates the fan 201ba and the damper 203ba to blow cool air in the storage chamber 105b to the storage chamber 105a through the duct ba, The temperature is controlled.
  • the latent heat storage material 5a provided on the door portion 102a and the wall portion 109a becomes substantially the same temperature as the inside of the storage chamber 105a through a housing (not shown) and is gradually maintained in a solid state below the phase transition temperature.
  • the latent heat storage material 5a that maintains the solid state also exhibits the function of flattening the temporal change distribution of the temperature in the storage chamber 105a.
  • a temperature sensor (not shown) is installed at a predetermined position in the storage chamber 105c. Based on the temperature in the storage chamber 105c measured by the temperature sensor, the storage container 200 operates the fan 201bc and the damper 203bc to blow cool air in the storage chamber 105c through the duct bc to the storage chamber 105c, The temperature is controlled.
  • the latent heat storage material 5c provided on the door portion 102c and the wall portion 109c becomes substantially the same temperature as that in the storage chamber 105c through a housing (not shown) and is gradually maintained in a solid phase state below the phase transition temperature.
  • the latent heat storage material 5c that maintains the solid state also exhibits a function of flattening the temporal change distribution of the temperature in the storage chamber 105c.
  • the storage container 200 starts cooling by the heat storage members 101a, 101b, and 101c when the cooling capacity of the cooling device is lost due to a power failure or the like.
  • the air in the storage chambers 105a to 105c is maintained in a predetermined temperature range for a certain period by the latent heat storage materials 5a to 5c provided around the doors 102a to 102c and the walls 109a to 109c. More specifically, the temperature in the storage chamber 105a is maintained at about 5 ° C. and the temperature in the storage chamber 105b is ⁇ during the period until each of the latent heat storage materials 5a to 5c transitions from the solid phase to the liquid phase. The temperature in the storage chamber 105c is maintained at about 5 ° C.
  • the set temperature in the refrigerator compartment 210 and the set temperature in the vegetable compartment 230 are set to be different during steady operation.
  • the latent heat storage material 5a used in the refrigerator compartment 210 and the latent heat storage material 5c used in the vegetable compartment 230 are formed of the same material.
  • the refrigerator compartment 210 and the vegetable compartment 230 are maintained at substantially the same temperature during cold insulation due to a power failure or the like.
  • the storage container 200 keeps the inside temperature of the refrigerating chamber 210 during cold storage by differentiating the forming material of the latent heat storage material 5a used for the refrigerator compartment 210 and the forming material of the latent heat storage material 5c used for the vegetable compartment 230. It can also comprise so that it may become lower than the internal temperature of the vegetable compartment 230 at the time.
  • the storage container 200 has a combustion-suppressing fire extinguishing material 7c provided in the vegetable compartment 230 and formed of magnesium hydroxide. For this reason, for example, when a fire breaks out from the compressor 115, water is generated from the combustion-suppressing fire extinguishing material 7c, and the water immediately cools down and extinguishes the compressor 115 when the water falls by gravity. Moreover, the storage container 200 has the combustion suppression fire extinguishing material 7b provided in the freezer compartment 220 and formed with the carbonate compound. The combustion-suppressing fire extinguishing material 7b generates carbon dioxide that is heavier than air when heated when a fire occurs.
  • the storage container 200 has the combustion suppression fire extinguishing material 7c provided in the refrigerator compartment 210 and formed with ammonium polyphosphate.
  • the combustion-suppressing fire extinguishing material 7a When a flame from the outside spreads over the upper part of the storage container 200, the combustion-suppressing fire extinguishing material 7a generates ammonia that is lighter than air when heated in the event of a fire. The ammonia flows into the upper part, shuts off the supply of oxygen to the combustion part, and extinguishes the flame.
  • the storage container 200 has a higher heat storage function and fire extinguishing function by installing a heat storage member and a combustion suppressing fire extinguishing material suitable for each of the storage chambers 105a to 105c.
  • the heat storage member and the combustion-suppressing fire extinguishing material have a configuration in which they are stacked on each other, but this is not a limitation.
  • the latent heat storage material-encapsulating capsules may be arranged around the cooler 113.
  • the capsule for combustion-suppressing fire extinguishing material may be placed in the vicinity of the compressor 115.
  • the present invention is not limited to the above embodiment, and various modifications can be made.
  • the latent heat storage material contains the paraffin, this invention is not limited to this.
  • the latent heat storage material contains any one of polyethylene glycol, polyvinyl alcohol, ethylenediamine, and naphthalene, the same effect as the above embodiment can be obtained.
  • the heat storage members 61 and 71 according to the seventh and eighth embodiments have the flame retardant material layer 13, the present invention is not limited thereto. Even if the latent heat storage material inclusion capsule 15 and the combustion suppression fire extinguishing material inclusion capsule 17 are embedded in a predetermined resin layer, the heat storage members 61 and 71 may be any material capable of preventing the spread of the latent heat storage material inclusion capsule 15. Good.
  • the heat storage member according to the first to eighth embodiments may be used for a wall or ceiling of a house.
  • the house has a heat insulating part that surrounds the living space and blocks heat transfer between the living space and the outside world, and the heat storage member is provided between the living space and the heat insulating part.
  • the heat of the living space is accumulated.
  • paraffin having 17 to 18 carbon atoms as a latent heat storage material and using a heat storage member as shown in FIG. 8, a house having the heat storage member is comfortable even if a large change occurs in the outside air temperature. Room temperature can be maintained for a long time.
  • a heat storage member according to a tenth embodiment of the present invention, a storage container using the heat storage member, and a building will be described.
  • a heat storage member including a heat storage material using latent heat has been known.
  • the heat storage member is used for applications such as heat storage and cold storage.
  • the heat storage member has a hydrocarbon heat storage material such as paraffin as a material having a high heat storage capacity.
  • the paraffin has many flammable and ignitable materials, and there is a possibility that ignition and ignition at the time of a fire may be a problem. For this reason, it is difficult to directly use a hydrocarbon-based heat storage material such as paraffin for the heat storage member.
  • a heat storage member when using a hydrocarbon-based heat storage material, a heat storage member has been proposed in which the heat storage material is covered with a flame-retardant material or mixed with a substance having a fire extinguishing function to prevent ignition in the event of a fire.
  • a heat storage member “a heat storage acrylic resin composition containing an additive such as a microcapsule containing a heat storage material or a flame retardant, and a heat storage sheet-like molded body using the same” Is disclosed.
  • Patent Document 5 discloses, as a heat storage member, “a heat storage body is covered with a laminate film, and a heat insulating layer made of inorganic fine particles is formed on the outer surface of the laminate film, or a heat-foamable paint that generates a nonflammable gas when heated.
  • a “heat storage board comprising any of the coatings” is disclosed.
  • the heat storage sheet-like molded body described in Patent Document 4 is made flame retardant by mixing a microcapsule containing a heat storage material and a flame retardant.
  • the heat storage property and flame retardancy of the heat storage sheet-like molded body are determined by the ratio between the heat storage material-encapsulated microcapsules and the flame retardant. Either the microcapsule or the flame retardant cannot be increased or decreased without limitation, and there is a trade-off relationship between the heat storage performance and the flame retardancy.
  • a heat storage sheet-like molded object is a mixture of a heat storage material and a flame retardant, there exists a problem that sufficient heat storage effect is not obtained compared with the heat storage member of the same shape formed only with a heat storage material.
  • the heat storage board described in Patent Document 5 When the heat storage board described in Patent Document 5 is provided with a heat insulating layer made of inorganic particles on the surface, the heat insulating layer inhibits heat transfer between the heat storage body and the outside. For this reason, the said thermal storage board has the problem that the performance as a thermal storage body cannot fully be exhibited. Further, when the heat storage board is provided with a heat-foamable coating film that generates non-combustible gas on the surface, the generated non-combustible gas is released around the heat storage board and diffuses around without staying around the heat storage board. For this reason, even if the generated incombustible gas can temporarily suppress the combustion of the heat storage board, the effect of suppressing the combustion cannot be maintained. Therefore, the heat storage board has a problem that it is difficult to effectively prevent ignition and ignition of the heat storage body.
  • the heat storage member has a problem that a different material called a flame retardant is mixed and the heat storage material per unit volume is reduced, so that the performance of the heat storage material itself cannot be fully exhibited.
  • the heat storage member has a problem that if the mixing rate of the flame retardant is lowered in order to sufficiently exhibit the performance of the heat storage material itself, the heat storage member cannot be sufficiently ignited.
  • the heat storage member deteriorates the flame retardance performance when trying to improve the heat storage performance, and deteriorates when trying to improve the flame retardance performance, and it is difficult to achieve both the heat storage performance and the flame retardance performance. Has the problem of being.
  • the heat storage member disclosed in Patent Document 5 has a heat transfer performance that is deteriorated due to a strict covering or a material used for the covering, and if a function for preventing ignition of the heat storage member is added, the performance of the heat storage material itself Has the problem that it cannot fully demonstrate.
  • a heat storage member having a latent heat storage material has been subjected to fire prevention measures, but has a problem that sufficient heat storage performance cannot be obtained by taking fire prevention measures. For this reason, development of a heat storage member excellent in heat storage performance and a fire prevention measure, and a refrigerator or a building material using the heat storage member is desired.
  • An object of the present embodiment is to provide a heat storage member that exhibits an excellent heat storage function and an excellent fire extinguishing and fire prevention function, and a storage container and a building using the heat storage member.
  • the above object is provided separately from the heat storage unit provided with a latent heat storage material that reversibly transitions from a solid phase to a liquid phase at a predetermined temperature, and extinguishes the combustion of the latent heat storage material, or This is achieved by a heat storage member characterized by having a fire-fighting part for fire prevention.
  • the heat storage member further includes a melting part that is disposed between the heat storage part and the fire fighting part and melts at a specific temperature.
  • the heat storage member wherein the specific temperature is higher than a melting point of the latent heat storage material and lower than a flash point or ignition point of the latent heat storage material.
  • the heat storage member wherein the fire fighting unit includes a storage unit that stores the latent heat storage material moving from the heat storage unit.
  • the heat storage member wherein the heat storage part has an inclined part inclined so that the latent heat storage material can easily move.
  • the heat storage member wherein the fire department is arranged vertically below the heat storage part during actual use.
  • the heat storage member wherein the fire department is arranged vertically above the heat storage part during actual use.
  • the above-mentioned heat storage member wherein the fire department has a fire extinguishing fireproofing agent that extinguishes or prevents the combustion of the latent heat storage material.
  • the heat storage member wherein the fire-extinguishing and fire-proofing agent includes at least one of a flame retardant and a suffocating gas generating material.
  • the heat storage member wherein the flame retardant includes one of a brominated flame retardant, a urea flame retardant, a halogen flame retardant, and an inorganic flame retardant such as antimony.
  • the flame retardant includes one of a brominated flame retardant, a urea flame retardant, a halogen flame retardant, and an inorganic flame retardant such as antimony.
  • the heat storage member wherein the suffocating gas generating material generates a predetermined gas and suppresses combustion of the latent heat storage material.
  • the object is a storage container having a storage chamber for storing a stored item, and a heat storage member that surrounds the storage chamber and accumulates heat of the storage chamber, and the heat storage member includes the heat storage member.
  • a storage container that is a member.
  • a building having a heat storage member that surrounds a living space and stores heat of the living space, wherein the heat storage member is the heat storage member. Achieved.
  • the fire department is arranged in an underfloor area.
  • FIG. 19A and FIG. 19B show a schematic cross-sectional configuration of the heat storage member 501.
  • FIG. 19A is a view of the heat storage member 501 observed from the front, and shows a cross section cut along a plane including the central axis of the connecting pipe 522.
  • FIG. 19A is a view of the heat storage member 501 observed from the front, and shows a cross section cut along a plane including the central axis of the connecting pipe 522.
  • the heat storage member 501 includes a heat storage unit 503 including a latent heat storage material 504 that reversibly changes phase from a solid phase to a liquid phase at a predetermined temperature, A fire fighting unit 505 that is provided separately from the unit 503 and extinguishes or prevents the combustion of the latent heat storage material 504.
  • the heat storage member 501 is disposed between the heat storage unit 503 and the fire fighting unit 505, and has a melting unit 520 that melts at a specific temperature.
  • the heat storage member 501 has a connection portion 507 that connects the heat storage portion 503 and the fire fighting portion 505.
  • the heat storage unit 503 has a heat storage container body 502.
  • the heat storage container body 502 has a hollow flat rectangular parallelepiped shape.
  • the heat storage unit 503 has a circular opening 506 that has an opening at substantially the center of the bottom surface of the heat storage container body 502.
  • the heat storage unit 503 has an inclined part 508 in which the bottom surface of the heat storage container body 502 is inclined downward toward the opening 506.
  • the inclined portion 508 is formed in a funnel shape.
  • the heat storage unit 503 includes a latent heat storage material 504 filled in an internal space that is a hollow portion of the heat storage container body 502.
  • the latent heat storage material 504 is sealed in the internal space of the heat storage container body 502 by a melting part 520 disposed so as to close the opening 506. It is desirable that the inner wall of the heat storage container body 502 with which the latent heat storage material 504 comes into contact has a smooth surface without unevenness.
  • Heat storage refers to a technology that temporarily stores heat and extracts the heat as needed. Examples of the heat storage method include sensible heat storage, latent heat storage, chemical heat storage, and the like. In this embodiment, latent heat storage is used. Latent heat storage uses the latent heat of a substance to store thermal energy of the phase transition of the substance. The heat storage density is high and the output temperature is constant. As the latent heat storage material 504, ice (water), paraffin, an inorganic salt higher alcohol, an ester material, or the like is used.
  • the latent heat storage material 504 of this embodiment contains paraffin.
  • Paraffin is a generic name for saturated chain hydrocarbons represented by the general formula C n H 2n + 2 .
  • the latent heat storage material 504 containing paraffin reversibly transitions from a solid phase to a liquid phase at a predetermined temperature. Further, the phase transition temperature of the latent heat storage material 504 can be adjusted by changing the type of paraffin included in the latent heat storage material 504. Moreover, the latent heat storage material 504 containing paraffin hardly deteriorates even if heat storage and heat dissipation are repeated due to phase transition.
  • the latent heat storage material 504 containing paraffin can be used in a medium to low temperature range (several to several tens of degrees Celsius). Moreover, the latent heat storage material 504 containing paraffin has a relatively high heat storage density.
  • the paraffin contained in the latent heat storage material 504 is appropriately selected depending on the application of the heat storage member 501.
  • normal tetradecane having 14 carbon atoms is suitable for the paraffin contained in the latent heat storage material 504.
  • the phase transition temperature (melting point) from the liquid phase to the solid phase of normal tetradecane is about 6 ° C.
  • the flash point of normal tetradecane is about 102 ° C.
  • normal heptadecane having 17 carbon atoms is suitable for the paraffin contained in the latent heat storage material 504.
  • the phase transition temperature (melting point) from the liquid phase to the solid phase of normal heptadecane is about 22 ° C.
  • the flash point of normal heptadecane is about 148 ° C.
  • the normal paraffin increases in melting point and flash point as the carbon number increases.
  • normal pentadecane carbon number 15 having a melting point of about 10 ° C. and a flash point of about 132 ° C.
  • the latent heat storage material 504 may include a gelling agent that gels (solidifies) paraffin.
  • a gel refers to a gel that has a three-dimensional network structure formed by cross-linking molecules, and has absorbed and swelled a solvent therein.
  • a gelling agent produces a gelling effect only by being contained in paraffin by several weight%.
  • the gelled latent heat storage material can be used for the heat storage unit 503 as long as it melts and has fluidity when the temperature rises due to a fire or the like. *
  • the heat storage container body 502 has a sealing property that prevents the latent heat storage material 504 having fluidity during the liquid phase from leaking out of the heat storage member 501.
  • the heat storage container body 502 is formed of a material that can easily exchange heat with the outside.
  • the heat storage container body 502 is formed using a resin film, a resin plate, a metal plate, or the like to which a commonly used metal foil is bonded.
  • the heat storage container body 502 has heat resistance that can withstand at least a temperature higher than the flash point of the latent heat storage material 504.
  • the heat storage container body 502 is heated by the heat until the latent heat storage material 504 moves from the solid phase to the liquid phase through the connection portion 507 to the fire fighting portion 505 when the temperature rises due to a fire or the like. Does not melt or break. Since the heat storage container body 502 has a degree of freedom in shape, it can be formed in various shapes depending on the application. *
  • connection unit 507 has a connection pipe 522.
  • the connecting pipe 522 has, for example, a hollow cylindrical shape with both ends opened.
  • a path 524 for moving the latent heat storage material 504 fluidized when the temperature rises due to a fire or the like from the heat storage unit 503 to the fire fighting unit 505 is formed inside the connection pipe 522.
  • the connecting pipe 522 is not limited to a cylinder, and may have another cross-sectional shape as necessary.
  • the path 524 has an inner wall with a smooth surface shape without unevenness. For this reason, when the fluidized latent heat storage material 504 moves to the fire fighting section 505 through the path 524 of the connection portion 507, the latent heat storage material 504 stays in the middle of the path 524 or partially remains. Can be prevented.
  • the connecting pipe 522 is formed of a material that does not cause deformation and damage such as melting and tearing at a temperature lower than the ignition temperature of the latent heat storage material 504.
  • the connecting pipe 522 has heat resistance that can withstand temperatures above the flash point. For this reason, the connecting pipe 522 can reliably move the latent heat storage material 504 from the heat storage unit 503 to the fire fighting unit 505 when the temperature rises due to a fire or the like.
  • connection pipe 522 is intimately connected to the opening 506 of the heat storage container body 502.
  • a melting part 520 is disposed in a path 524 where the connecting pipe 522 and the opening 506 are connected.
  • a heat seal can be used as the melting portion 520.
  • the melting part 520 is solid within the normal temperature range of the heat storage member 501, and is formed of a material that decomposes or melts at a specific temperature higher than this temperature range.
  • the forming material of the melting part 520 include a latent heat storage material having a melting point higher than the melting point of the latent heat storage material 504 of the heat storage unit 503, a Sn-based alloy used for a temperature fuse of an electronic device, an In-Sn alloy, A Zn—In alloy or Bi—In alloy is used.
  • the specific temperature at which the melting part 520 melts is higher than the melting point of the latent heat storage material 504 and lower than the flash point or ignition point of the latent heat storage material 504.
  • the latent heat storage material 504 has a melting point T1, a flash point T2, an ignition point T3, and a temperature at which the melting part 520 is melted T4.
  • the heat storage member 501 is “T1 ⁇ T4 ⁇ T2” or “T1 ⁇ T4 ⁇ T3”. "Is satisfied. Although details will be described later, in the present embodiment, before the latent heat storage material 504 burns in the event of a fire, the fluidized latent heat storage material 504 is moved to the fire fighting section 505 and / or the latent heat storage material 504 is extinguished. It is desirable to mix with 512.
  • the flash point is lower than the ignition point, and the latent heat storage material 504 may burn in the event of a fire when the temperature of the latent heat storage material 504 reaches the flash point before reaching the ignition point. Therefore, the heat storage member 501 according to the present embodiment has a melting portion 520 formed of a material having a melting point lower than the flash point of normal pentadecane contained in the latent heat storage material 504, and a relationship of “T1 ⁇ T4 ⁇ T2”. The expression is satisfied. Since the flash point of normal pentadecane is about 132 ° C., for example, the melting part 520 is formed of an In—Sn alloy (In52: Sn48) having a melting point of 118 ° C.
  • In—Sn alloy In52: Sn48
  • the fire fighting unit 505 is disposed vertically below the heat storage unit 503 when the heat storage member 501 is actually used.
  • the fire department 505 has a fire container body 510.
  • the fire-fighting container 510 has, for example, a hollow box-like rectangular parallelepiped shape.
  • the fire fighting unit 505 has a width of almost the same length as the heat storage unit 503 when observed from the front, and has a width longer than the width of the heat storage unit 503 when observed from the side.
  • the fire fighting section 505 has a circular opening 516 in which a part of the upper surface of the fire fighting container body 510 is opened.
  • the opening 516 of the fire fighting container 510 is closely connected to the other end of the connection pipe 522 of the connection part 507.
  • the fire-fighting container body 510 may have a shape other than a rectangular parallelepiped, and can have various shapes depending on the application.
  • the fire fighting container 510 is formed of the same material as the heat storage container 502 of the heat storage unit 503. In addition, the fire-fighting container 510 is moved from the heat storage unit 503 and externally when the temperature rises due to a fire or the like in order to suppress the ignition or ignition of the latent heat storage material 504 stored in the storage unit 514 (details will be described later). It is necessary to make it difficult to receive the heat. If this condition is satisfied, the fire fighting container body 510 may be formed of a material different from that of the heat storage container body 502 of the heat storage unit 503. For example, the fire-fighting container body 510 may be formed of a porous ceramic in which pores, which are materials having low thermal conductivity, are not conducted inside and outside. Moreover, you may make it cover the outer side of the fire fighting container body 510 with a heat insulating material.
  • the fire fighting unit 505 includes a storage unit 514 that stores the latent heat storage material 504 moving from the heat storage unit 503.
  • the accommodating part 514 is formed inside the fire fighting container body 510.
  • the accommodating portion 514 is provided in the internal space of the fire fighting container body 510.
  • the accommodating portion 514 is connected to the path 524 of the connecting portion 507 through the opening 516 and is continuous.
  • the accommodating part 514 has a volume larger than the volume in the case where the latent heat storage material 504 has a fluidity by phase transition from the solid phase to the liquid phase. Accordingly, the fire fighting unit 505 can accommodate all of the latent heat storage material 504 flowing out from the heat storage unit 503 in the storage unit 514.
  • the fire department 505 has a fire-extinguishing / fire-proofing agent 512 that extinguishes or prevents the combustion of the latent heat storage material 504.
  • the fire extinguishing and fireproofing agent 512 is disposed inside the fire fighting container 510.
  • the fire extinguishing and fireproofing agent 512 is an inner wall of the fire fighting container 510, and is disposed on the entire upper surface and side surfaces other than the opening 516 formation portion so as to come into contact with the latent heat storage material 504 moving from the heat storage unit 503, for example. Yes.
  • the fire extinguishing and fireproofing agent 512 is exposed in the housing portion 514.
  • the fire-extinguishing and fire-proofing agent 512 disposed in the fire fighting unit 505 includes a flame retardant that suppresses the ignition and ignition of the latent heat-storing material 504 by mixing the latent heat-storing material 504 and the fire-extinguishing and fire-preventing agent 512.
  • a flame retardant refers to an agent that adds a flame retardant substance to a flammable substance and changes the flammable substance into a flame retardant substance.
  • the fire extinguishing and fireproofing agent 512 includes a flame retardant capable of making the paraffin, higher alcohol, ester material, or the like contained in the latent heat storage material 504 flame retardant.
  • the flame retardant for example, a bromine-based, urea-based, halogen-based flame retardant, or an inorganic flame retardant such as antimony can be used.
  • the latent heat storage material 504 accumulates or releases thermal energy with the outside of the heat storage unit 503.
  • the latent heat unit 503 exchanges heat with cold air or hot air such as cooling or heating, maintaining temperature such as cold or warm.
  • FIG. 20 is a cross section similar to the cross section of the heat storage member 501 shown in FIG. 19A, and shows the state of the heat storage member 501 after the melting part 520 is melted.
  • the temperature near the heat storage unit 503 rises due to a fire or the like, and the internal temperature of the heat storage container body 502 rises with this temperature rise.
  • the latent heat storage material 504 containing normal pentadecane undergoes a phase transition from the solid phase to the liquid phase.
  • the liquid phase latent heat storage material 504 has high fluidity. When the temperature further rises and the internal temperature of the heat storage container body 502 approaches the flash point of normal pentadecane contained in the latent heat storage material 504, the possibility of the latent heat storage material 504 igniting increases.
  • the latent heat storage material 504 containing normal pentadecane is phase-shifted from the solid phase to the liquid phase and becomes highly fluid.
  • the melting part 520 is formed of an In—Sn alloy (In52: Sn48) having a melting point of 118 ° C. For this reason, when the temperature of the melting part 520 exceeds 118 ° C., the melting part 520 is melted.
  • the melting part 520 is melted before the latent heat storage material 504 reaches the flash point, whereby the heat storage part 503 and the fire fighting part 505 are brought into conduction through the connection part 507. Thereby, the internal space of the heat storage container body 502, the path 524 of the connection part 507, and the accommodating part 514 of the fire fighting part 505 are connected. Therefore, as shown in FIG. 20, the latent heat storage material 504 sealed in the internal space of the heat storage container body 502 by the melting unit 20 passes through the path 524 of the connection unit 507 before reaching the flash point. Move to 505. The latent heat storage material 504 that has moved to the fire fighting unit 505 is accommodated in the accommodating unit 514.
  • the heat storage unit 503 has an inclined part 508 on the connection part 507 side inclined toward the opening 506 so that the fluidized latent heat storage material 504 can easily move to the fire fighting part 505. For this reason, when the fluidized latent heat storage material 504 moves by gravity to the fire fighting section 505 below, the inclined section 508 can flow the latent heat storage material 504 toward the opening 506 of the heat storage container body 502. Moreover, the inner wall of the heat storage container body 502 including the inclined portion 508 has a smooth surface. For this reason, the heat storage unit 503 can prevent the latent heat storage material 504 from staying in a corner of the heat storage container body 502 or the like.
  • the fire extinguishing and fireproofing agent 512 is exposed in the housing part 514 of the fire department 505. For this reason, the latent heat storage material 504 moved to the housing part 514 of the fire fighting part 505 can come into contact with the fire extinguishing fire prevention agent 512 and is mixed with the fire extinguishing fire prevention agent 512. Since the fire-extinguishing and fire-proofing agent 512 contains a flame retardant, the latent heat storage material 504 is flame-retarded by mixing with the fire-extinguishing and fire-proofing agent 512 and becomes a flame-retarding latent heat storage material 518. The latent heat storage material 504 has no measures against ignition and ignition.
  • the latent heat storage material 504 moves to the fire fighting section 505 and changes to the flame retardant latent heat storage material 518, so that the flash point and the ignition point are increased and it is difficult to burn.
  • the heat storage member 501 can prevent ignition and ignition of the latent heat storage material 504.
  • the latent heat storage material 504 is It is mixed with the fire extinguishing and fireproofing agent 512 and changed to a flame retardant latent heat storage material 518.
  • the flame of the latent heat storage material 504 gradually weakens and eventually disappears.
  • the heat storage member 501 can also extinguish the combustion of the latent heat storage material 504.
  • the heat storage member 501 moves the latent heat storage material 504 from the heat storage section 503 to the fire fighting section 505 by gravity when a fire occurs, and changes the latent heat storage material 504 to the flame-retarded latent heat storage material 518, thereby latent heat storage.
  • the ignition and ignition of the material 504 can be prevented, and the combustion of the latent heat storage material 504 can be extinguished.
  • the conventional heat storage member using the latent heat storage material containing normal paraffin is used to solidify the latent heat storage material with an additive in order to prevent the normal paraffin from igniting or igniting when the temperature rises due to a fire or the like.
  • the properties of the latent heat storage material are changed by the additive, and the heat storage performance is lowered.
  • a flame retardant or a microcapsule containing the flame retardant may be mixed with the latent heat storage material in order to prevent normal paraffin from being ignited or ignited when the temperature rises due to a fire or the like.
  • the conventional heat storage member may be wrapped with the latent heat storage material by a nonflammable material.
  • the container used for wrapping has priority on nonflammability over heat transfer. For this reason, since the said heat storage member requires that the said container is nonflammable, it has the problem that the raw material of the said container will be restrict
  • the heat storage member 501 has a heat storage unit 503 that exhibits a heat storage function and a fire fighting unit 505 that performs a fire extinguishing or fire prevention (fire fighting) function, and has each independently. ing.
  • the heat storage unit 503 and the fire fighting unit 505 are arranged apart from each other.
  • the heat storage unit 503 does not need to exhibit a fire fighting function and does not require a flame retardant. Therefore, the heat storage unit 503 can include the amount of latent heat storage material 504 necessary for heat storage. Further, during normal use of the heat storage member 501, the latent heat storage material 504 and the fire-extinguishing / fire-retardant agent 512 are not in contact with or mixed with each other.
  • the heat storage member 501 has a structure in which the latent heat storage material 504 is moved to the fire fighting unit 505 in the event of a fire to mix the latent heat storage material 504 and the fire extinguishing and fireproofing agent 12.
  • the heat storage member 501 can be provided with a fire extinguishing / fireproofing agent 512 in an amount necessary to extinguish or prevent the combustion of the latent heat storage material 504 in the fire fighting unit 505.
  • the heat storage member 501 does not have a trade-off relationship between the heat storage function and the fire fighting function, the heat storage member 501 is excellent in heat storage performance, and the effect that the combustion of the latent heat storage material can be extinguished or prevented can be obtained. .
  • FIG. 21A is a view of the heat storage member 501 observed from the front, and shows a cross section cut along a plane including the central axis of the connection pipe 522.
  • the fire extinguishing fire prevention agent 512 with which the fire fighting part 505 was equipped contains the suffocating gas generating material.
  • the suffocating gas generating material generates a suffocating gas by heating to extinguish or prevent the combustion of the latent heat storage material 504 by suffocation extinction.
  • Suffocation extinction refers to extinguishing or preventing combustion by reducing the oxygen concentration in the air below the amount necessary for maintaining combustion, or for ignition or ignition. Combustion of combustibles cannot be maintained when the oxygen concentration in the air is 15% or less. In addition, ignition and ignition of combustible materials are suppressed when the oxygen concentration in the air is 15% or less.
  • the suffocating gas generating material for example, carbonates such as calcium carbonate and sodium carbonate that generate carbon dioxide by heating, ammonium polyphosphate that generates ammonia, azo compounds that generate nitrogen, and the like can be used.
  • the fire extinguishing and fireproofing agent 512 is formed of an inorganic foam material, an organic foam material, or the like that generates any suffocating gas such as carbon dioxide, ammonia, and nitrogen.
  • ammonium carbonate will be described as an example of the suffocating gas generating material contained in the fire extinguishing and fireproofing agent 512.
  • the fire-fighting container body 510 can be used even if the suffocating gas is generated.
  • the internal pressure of the fire fighting container 510 does not increase so as to be damaged.
  • the fire fighting container 510 may not be able to secure a storage portion 514 that is large enough to store the suffocating gas. In this case, there is a risk that the internal pressure of the fire fighting container 510 will rise to such an extent that the fire fighting container 510 is damaged by the generation of the suffocating gas.
  • a one-way type pressure valve 526 may be provided. The pressure valve 526 allows excess suffocating gas to flow out from the housing portion 514 to the outside of the fire fighting portion 505 and to prevent gas from flowing into the housing portion 514 from the outside.
  • FIG. 21B is a cross-section of the heat storage member 501 similar to FIG. 21A, and shows the heat storage member 501 after the melting part 520 has melted.
  • the latent heat storage material 504 changes from a solid phase to a liquid phase and the fluidity increases.
  • the melting part 520 is melted before the internal temperature of the heat storage container body 502 reaches the flash point of the latent heat storage material 504. For this reason, the internal space of the heat storage container body 502 of the heat storage unit 503 and the accommodation unit 514 of the fire fighting unit 505 are electrically connected via the path 524 of the connection unit 507 to be connected. Since the latent heat storage material 504 is fluidized by phase transition from the solid phase to the liquid phase, the latent heat storage material 504 moves to the fire fighting unit 505 through the path 524 by gravity.
  • the fire department 505 has a fire extinguishing and fire-proofing agent 512 containing ammonium carbonate that generates a suffocating gas by heating.
  • the fire-extinguishing and fire-proofing agent 512 starts to generate carbon dioxide, ammonia, and water vapor as the suffocating gas 511 when the internal temperature of the fire fighting container 510 of the fire fighting unit 505 rises to about 60 ° C. . Since the generated suffocating gas 511 is filled in the storage portion 514, the oxygen concentration in the storage portion 514 can be reduced.
  • the oxygen concentration in the accommodating part 514 becomes lower than a density
  • the heat storage member 501 can prevent combustion, ignition, or ignition of the latent heat storage material 504.
  • the heat storage member 501 can perform suffocation fire extinguishing suitable for extinguishing the latent heat storage material 504 including paraffin in the fire fighting unit 505.
  • Suffocating gas 511 heavier than air such as carbon dioxide, tends to stay below heat storage member 501. For this reason, the state of the heat storage member 501 after the movement of the latent heat storage material 504 to the fire fighting unit 505 is completed, the latent heat storage material 504 is disposed at the lowermost position in the storage unit 514, and suffocation is directly above the latent heat storage material 504. The gas 511 is filled, and the air is filled above the suffocating gas 511. The suffocating gas 511 can stay between the latent heat storage material 504 and the air and block the supply of oxygen to the latent heat storage material 504. Thereby, the heat storage member 501 can prevent ignition, ignition and combustion of the latent heat storage material 504. Thus, by using the suffocating gas 511 heavier than air, the heat storage member 501 can enhance the effect of suffocation extinction of the latent heat storage material 504.
  • the fire fighting unit 505 has a pressure valve 526 when it is not possible to secure a storage unit 514 large enough to store the generated suffocating gas 511.
  • a pressure gauge (not shown) detects that the internal pressure of the fire fighting vessel body 510, the connecting pipe 522, and the heat storage vessel body 502 has become higher than a predetermined value as the suffocating gas 511 is generated, the heat storage member 501 526 is opened to release the air in the housing portion 514 and the suffocating gas 511 to the outside of the heat storage member 501. Thereby, the heat storage member 501 can prevent the fire department 505 from bursting.
  • the heat storage member 501 closes the pressure valve 526 when the internal pressure in the accommodating portion 514 becomes lower than a predetermined value, and ensures the sealing of the fire fighting vessel body 510, the connecting pipe 522, and the heat storage vessel body 502. .
  • the pressure valve 526 is a one-way type, external air can be prevented from flowing into the housing portion 514 when the air or the suffocating gas 511 is released.
  • the pressure adjusting spring (not shown) provided in the pressure valve 526 is deformed, and the pressure valve 526 is opened to open the pressure valve 526.
  • a general spring-type pressure regulating valve may be used as the pressure valve 526 in which the pressure valve is closed again by the force of the spring when the gas is released and the pressure drops.
  • the heat storage member 501 can extinguish or prevent the combustion of the latent heat storage material 504 even if the volume of the housing portion 514 is small.
  • the heat storage member 501 according to the present embodiment uses the fire-extinguishing and fire-preventing agent 512 containing either one of a flame retardant or a suffocating gas generating material, but the fire-extinguishing and fire-proofing agent containing both the flame retardant and the suffocating gas generating material.
  • 512 may be used.
  • the heat storage member 501 is provided separately from the heat storage unit 503 and the heat storage unit 503 used for heat exchange with the outside, and latent heat storage is performed when the temperature rises due to a fire or the like. And a fire fighting unit 505 that extinguishes or prevents the combustion of the material 504. Since the heat storage unit 503 is provided separately from the fire fighting unit 505, it is not necessary to mix a flame retardant with the latent heat storage material or to cover the outer periphery of the heat storage unit 503 with a non-combustible material as in the past. For this reason, the heat storage part 503 can select the material of the latent heat storage material and the heat storage container body 502 for maximizing the heat storage function.
  • the heat storage member 501 extinguishes or prevents the combustion of the latent heat storage material 504 by moving the latent heat storage material 504 to the fire department 505 before the latent heat storage material 504 reaches the flash point in the event of a fire.
  • the latent heat storage material 504 that has moved to the fire department 505 no longer needs to exhibit heat storage.
  • the fire fighting unit 505 can be provided with a fire extinguishing fire prevention agent 512 containing a sufficient amount of a flame retardant and a suffocating gas generating material to extinguish or prevent the combustion of the latent heat storage material 504.
  • the heat storage member 501 has the heat storage unit 503 that exhibits the heat storage function and the fire fighting unit 505 that exhibits the fire fighting function.
  • the heat storage member 501 has an excellent heat storage function, can prevent ignition and ignition of the latent heat storage material 504, and can suppress the combustion of the latent heat storage material 504 at an early stage and extinguish the fire.
  • the heat storage member 501 sufficiently reduces the possibility of ignition or ignition of the latent heat storage material 504 while having excellent heat storage performance as compared with a conventional heat storage member that takes into consideration the balance between heat storage and flame retardancy. can do.
  • the heat storage member 501 of the present embodiment has a latent heat storage material 504 that has a fluidity by causing a phase transition from a solid phase to a liquid phase when the temperature rises where the possibility of ignition or ignition increases.
  • the heat storage member 501 has a fire fighting unit 505 vertically below the heat storage unit 503. Before the latent heat storage material 504 reaches the flash point, the melting part 520 is melted, and the internal space of the heat storage container body 502 and the housing part 514 of the fire fighting container body 510 are brought into conduction via the path 524 of the connection pipe 522.
  • the heat storage member 501 can move the latent heat storage material 504 contained in the heat storage container 510 when the temperature rises to the accommodation portion 514 vertically below through the path 524 by gravity. For this reason, the heat storage member 501 does not require a moving mechanism for moving the latent heat storage material 504 from the heat storage unit 503 to the fire fighting unit 505. Therefore, the heat storage member 501 can be realized with a simple structure.
  • the heat storage member 501 has a melting part 520 that melts at a specific temperature between the heat storage part 503 and the fire fighting part 505.
  • the melting part 520 melts before the latent heat storage material 504 reaches a temperature at which the possibility of ignition or ignition increases. Thereby, the heat storage member 501 can be moved from the heat storage unit 503 to the fire fighting unit 505 before the latent heat storage material 504 ignites.
  • the heat storage unit 503 has an inclined part 508 in which the bottom surface of the heat storage container body 502 is inclined downward toward the opening 506.
  • the heat storage member 501 can move the fluidized latent heat storage material 504 to the fire fighting unit 505 without remaining in the inner corner of the heat storage container body 502 or the like.
  • FIG. 22 is a schematic view of the heat storage member 501 according to the first modification of the present embodiment observed from the front, and shows a cross section cut along a plane including the central axis of the connection pipe 522.
  • the heat storage member 501 according to this modification is characterized in that it includes a plurality of connecting pipes 522.
  • the heat storage member 501 has a plurality (two in this example) of connecting portions 507.
  • Each of the connection portions 507 in this example has the same configuration as the connection portion 507 of the heat storage member 501 shown in FIG. 19 and is formed of the same forming material, and thus detailed description thereof is omitted.
  • the two connection parts 507 are connected to the same heat storage part 503 and are connected to the same fire fighting part 505. Note that the heat storage unit 503 and the fire fighting unit 505 are not limited to being connected by the two connection units 507, and may be connected by three or more connection units 507.
  • FIG. 23 is a schematic view of the heat storage member 501 according to this modification observed from the front, and shows a cross section cut along a plane including the central axis of the connection pipe 522.
  • the heat storage member 501 according to the present modification is characterized in that a plurality of fire fighting units 505 are further provided in addition to the characteristics of the heat storage member 501 according to the first modification.
  • the heat storage member 501 has a plurality (two in this example) of fire fighting units 505. Since each of the fire fighting units 505 has the same configuration as the fire fighting unit 505 of the heat storage member 501 shown in FIG. 19 and is formed of the same forming material, detailed description thereof is omitted. The same number of fire departments 505 as the connection parts 507 are provided. The two fire fighting parts 505 are connected to the same heat storage part 503 via different connection parts 507. Note that the number of fire fighting units 505 is not limited to two, and the heat storage members 501 may have three or more fire fighting units 505 as long as the number of the heat storage members 501 is the same as the number of connection units 507.
  • FIG. 24 is a schematic view of the heat storage member 501 according to this modification observed from the front, and shows a cross section cut along a plane including the central axis of the connection pipe 522.
  • the heat storage member 501 according to the present modification is characterized in that in addition to the characteristics of the heat storage member 501 according to the first modification, a plurality of heat storage portions 503 are further provided.
  • the heat storage member 501 has a plurality (two in this example) of heat storage units 503. Since each of the heat storage units 503 has the same configuration as the heat storage unit 503 of the heat storage member 501 shown in FIG. 19 and is formed of the same forming material, detailed description thereof is omitted. The same number of heat storage units 503 as the connection units 507 are provided. The two heat storage parts 503 are connected to the same fire fighting part 505 through different connection parts 507. Note that the number of the heat storage units 503 is not limited to two, and the heat storage member 501 may have three or more heat storage units 503 as long as the number of the heat storage members 501 is the same as the number of the connection units 507.
  • FIG. 25 is a schematic view of the heat storage member 501 according to this modification observed from the front, and shows a cross section cut along a plane including the central axis of the connection pipe 522.
  • the heat storage member 501 according to this modification is characterized in that a heat storage unit 503 is further provided between the heat storage unit 503 and the fire fighting unit 505.
  • the heat storage unit 503 provided in the heat storage member 501 according to this modification has substantially the same configuration as the heat storage unit 503.
  • the heat storage container body 532 of the heat storage unit 533 has substantially the same shape as the heat storage container body 502 of the heat storage unit 503 and is formed of the same forming material.
  • the heat storage unit 533 includes a circular opening 539 that is opened at the substantially center of the upper surface of the heat storage container body 532.
  • the opening 539 is closely connected to the opening 506 of the heat storage unit 503.
  • a melting portion 520 is disposed at a connection point between the opening 506 of the heat storage unit 503 and the opening 539 of the heat storage unit 533.
  • the heat storage part 503 and the heat storage part 533 may be connected via a connection part formed in the same shape with the same forming material as the connection part 507.
  • the heat storage unit 533 has a circular opening 536 having an opening at substantially the center of the bottom surface of the heat storage container body 532.
  • the heat storage unit 533 includes a funnel-shaped inclined portion 538 in which the bottom surface of the heat storage container body 532 is inclined downward toward the opening 536.
  • the internal space of the heat storage container body 532 is filled with a latent heat storage material 534.
  • the opening 536 of the heat storage unit 533 is closely connected to one end of the connection pipe 522 of the connection unit 507.
  • a melting portion 520 is disposed at a connection portion between the opening 536 and the connection pipe 522.
  • the latent heat storage material 534 is sealed in the internal space of the heat storage container body 532 by a melting portion 520 disposed so as to close the opening 536 and a melting portion 520 disposed at a connection location in the vicinity of the opening 539.
  • the latent heat storage material 504 is sealed in the internal space of the heat storage container body 502 by a melting portion 520 disposed at a connection location near the opening 506.
  • the latent heat storage material 534 includes paraffin as with the latent heat storage material 504.
  • the paraffin contained in the latent heat storage material 534 is different from the melting point of the paraffin contained in the latent heat storage material 504.
  • the heat storage member 501 can include a plurality of (two in this example) latent heat storage materials having different melting points by including the heat storage units 503 and 533. Further, the specific temperature at which the melting part 520 melts is higher than the melting point of the latent heat storage materials 504 and 534 and lower than the flash point or ignition point of the latent heat storage materials 504 and 534. For this reason, in the heat storage member 501, when the temperature rises due to a fire or the like, the melting part 520 is melted before the latent heat storage materials 504 and 534 reach the flash point.
  • the accommodating portion 514 of the heat storage member 501 has a volume larger than the volume in the case where the latent heat storage materials 504 and 534 have a fluidity by phase transition from the solid phase to the liquid phase. Accordingly, the fire fighting unit 505 can accommodate all of the latent heat storage materials 504 and 534 that have flowed out of the heat storage units 503 and 533 in the storage unit 514.
  • the heat storage member 501 can extinguish or prevent the combustion of the latent heat storage materials 504 and 534 by moving all of the latent heat storage materials 504 and 534 to the fire fighting unit 505 when the temperature rises during a fire or the like.
  • the heat storage member 501 according to the present modified example includes one or more other heat storage units between the heat storage unit 503 and the heat storage unit 533, and each of the heat storage units has a latent heat storage material having a different melting point. May be.
  • FIG. 26 shows a schematic cross-sectional configuration of a heat storage member 501 according to this modification.
  • the heat storage member 501 according to this modification is characterized in that two hollow flat plate-like members are connected and a heat storage part 543 having an L-shaped cross section is provided.
  • the heat storage member 501 is provided separately from the heat storage unit 543 provided with the latent heat storage material 504 and the heat storage unit 543, and fire fighting that extinguishes or prevents the combustion of the latent heat storage material 504.
  • the heat storage unit 543 includes a member 543a and a member 43b.
  • the member 543a has a hollow flat rectangular parallelepiped shape.
  • the member 543b has a hollow flat plate shape.
  • the latent heat storage material 504 is filled in the hollow internal space of the members 543a and 543b.
  • the member 543a is arranged such that the longitudinal direction is directed in the vertical direction when the heat storage member 501 is actually used.
  • the heat storage unit 543 has an opening 546a that opens the entire bottom surface of the member 543a. Further, the heat storage unit 543 has an opening 549a that opens the entire upper surface of the member 543a.
  • the member 543b is arranged so that the longitudinal direction is slightly inclined downward with respect to the horizontal direction when the heat storage member 501 is actually used.
  • the heat storage member 501 has the member 543b inclined downward so that the latent heat storage material 504 can be easily moved to the fire fighting section 505.
  • the heat storage member 501 according to the present modification includes an inclined portion 548 configured by the member 543b itself.
  • the heat storage unit 543 has an opening 549b that opens on the entire surface of one side surface of the member 543b.
  • the members 543a and 543b are closely connected with the periphery of the opening 549a and the periphery of the opening 549b being aligned. Thereby, the internal space of the member 543b and the internal space of the member 543a are electrically connected to form a continuous space.
  • the internal space of the members 543a and 543b is filled with a latent heat storage material 504.
  • the latent heat storage material 504 is disposed in the interior space of the members 543 a and 543 b by a melting portion 520 that is disposed so as to close the opening 546 a and melts at a specific temperature.
  • the fire fighting unit 505 is disposed vertically below the heat storage unit 543 during actual use.
  • the fire fighting section 505 is provided with an opening on the upper surface of the fire fighting container body 510, and has an opening 519 formed in the same size as the opening 546a of the member 543a.
  • the fire fighting unit 505 and the heat storage unit 543 are closely connected with the periphery of the opening 519 and the periphery of the opening 546a being aligned.
  • the heat storage member 501 of this embodiment when the temperature rises due to a fire or the like, the melting part 520 melts before the latent heat storage material 504 reaches the flash point, and the internal space of the members 543a and 543b of the heat storage part 543 and the fire fighting part 505
  • the housing portion 514 is electrically connected to be connected.
  • the heat storage member 501 can extinguish or prevent the combustion of the latent heat storage material 504 by moving the latent heat storage material 504 to the housing section 514 of the fire fighting section 505.
  • the heat storage part 543 has an inclined part 548.
  • the heat storage unit 543 includes members 543a and 543b having inner walls with smooth surfaces without unevenness. For this reason, the heat storage member 501 can reliably move all the latent heat storage materials 504 from the heat storage unit 543 to the fire fighting unit 505, and can prevent the latent heat storage materials 504 from staying in the corners of the member 543b.
  • the members 543a and 543b of the heat storage unit 543 may be integrally formed.
  • the opening part 546a of the heat storage part 543 and the opening part 519 of the fire fighting container 510 may be formed in a circle.
  • the heat storage unit 543 may have an inclined portion in which the member 543a is inclined in a funnel shape toward the opening 546a.
  • the heat storage member 501 can prevent the latent heat storage material 504 from staying or remaining in the inclusions of the members 543a and 543b by the inclined portion.
  • any operation of the heat storage member 501 according to Modifications 1 to 5 is the same as the operation of the heat storage member 501 according to the present embodiment, and thus description thereof is omitted. Moreover, according to the heat storage member 501 by the modifications 1 to 5, the same effect as that of the heat storage member 501 according to the present embodiment can be obtained.
  • FIG. 27 is a schematic view of the heat storage member 501 according to this modification observed from the front, and shows a cross section cut along a plane including the central axis of the connection pipe 522.
  • Fig.27 (a) is a figure explaining the general
  • the heat storage member 501 according to the present modification has substantially the same configuration as the heat storage member 501 according to the fourth modification, but the heat storage member 503 is replaced with the heat storage member 533 as compared with the heat storage member 501 according to the fourth modification. Is different from the heat storage unit 503 in that a fire fighting unit 590 is provided. Further, the heat storage member 501 according to this modification is characterized in that the fire fighting unit 590 is arranged vertically above the heat storage unit 503 during actual use.
  • the heat storage unit 503 has the same configuration as that of the heat storage unit 503 provided in the heat storage member 501 of Modification 4 except that the heat storage unit 503 has a circular opening 539 having a substantially central opening on the upper surface of the heat storage container body 502. Description is omitted.
  • the fire fighting unit 590 provided in the heat storage member 501 has substantially the same configuration as the heat storage unit 503.
  • the fire-fighting container body 592 of the fire-fighting unit 590 has a slightly low height, it has, for example, substantially the same shape as the heat-storage container body 502 of the heat-storage part 503 and is formed of, for example, the same forming material.
  • the fire fighting section 590 has a circular opening 596 having an opening at substantially the center of the bottom surface of the fire fighting container body 592.
  • the fire fighting part 590 has a funnel-shaped inclined part 598 in which the bottom face of the fire fighting container body 592 is inclined downward toward the opening part 596.
  • a fire extinguishing and fireproofing agent 591 is filled in the internal space of the fire fighting container body 592.
  • the heat storage member 501 has a connection part 597 for connecting the fire fighting part 590 and the heat storage part 503.
  • the connection part 597 has a short length, it has substantially the same configuration as the connection part 507, for example, and is formed of, for example, the same forming material.
  • the connection portion 597 has a connection pipe 592.
  • the connecting pipe 592 has, for example, a hollow cylindrical shape with both ends opened.
  • a path 594 for moving the fire extinguishing and fireproofing agent 591 from the fire fighting section 590 to the heat storage section 503 is formed inside the connection pipe 592 when the temperature rises due to a fire or the like.
  • the heat storage member 501 has a melting part 520 disposed so as to close almost the entire path 594.
  • the connecting pipe 592 is not limited to a cylinder, and may have other cross-sectional shapes as necessary.
  • connection pipe 592 of the connecting part 597 is in close contact with the opening 596 of the fire fighting part 590.
  • the other end of the connection pipe 592 is closely connected to the opening 539 of the heat storage unit 503.
  • the melting part 520 is arranged from a connection point between one end of the connection pipe 592 and the opening 596 to a connection point between the other end of the connection pipe 592 and the opening 539.
  • the fire fighting unit 590 and the heat storage unit 503 may be directly connected without being connected via the connection unit 597.
  • the fire fighting unit 505 of the heat storage member 501 according to the present modification has the same configuration as the fire fighting unit 505 of the heat storage member 501 according to the modification 4 except that a suffocating gas generating material is disposed as the fire extinguishing and fire prevention agent 512. And is formed of the same forming material.
  • the fluidity of the latent heat storage material 504 provided in the heat storage unit 503 is increased by a phase transition from a solid phase to a liquid phase due to a temperature rise due to a fire or the like.
  • the melting part 520 that separates the heat storage part 503 from the fire fighting part 505 and the fire fighting part 590 is made of a material having a melting point that is higher than the melting point of the latent heat storage material 504 and lower than the flash point or ignition point of the latent heat storage material 504. Yes.
  • the melting part 520 melts before the latent heat storage material 504 reaches the flash point or the ignition point.
  • the fire fighting section 505 and the fire fighting section 590 and the heat storage section 503 are connected, the internal space of the fire fighting container body 592, the path 594 of the connecting pipe 592, the internal space of the container main body 502, and the path 524 of the connecting pipe 522.
  • the accommodating part 514 conduct
  • the heat storage member 501 according to the present modification can mix the fire extinguishing and fireproofing agent 591 with the latent heat storage material 504 remaining in the heat storage unit 503 from the fire fighting unit 590 provided on the upper part thereof. Since the fire fighting part 590 has the inclined part 598, the fire-extinguishing and fire-proofing agent 591 can efficiently flow out to the heat storage part 503.
  • the fire extinguishing and fireproofing agent 591 includes a flame retardant additive.
  • the fire-extinguishing fireproofing agent 591 is mixed with the latent heat storage material 504, and a flame-retardant additive is added.
  • a flame-retardant additive is added.
  • the upper part side of the latent heat storage material 504 inside the thermal storage part 503 is flame-retarded by mixing with the fire-extinguishing fireproofing agent 591 and becomes the flame-retarded latent heat storage material 518.
  • the latent heat storage material 504 is ignited even when the temperature rises until all the latent heat storage material 504 flows into the storage section 514 provided in the fire fighting section 505. The effect that the possibility of ignition can be reduced is obtained.
  • the melting part 520 that separates the fire fighting parts 505 and 590 and the heat storage part 503 is melted at the same temperature, but is not limited thereto.
  • the fire extinguishing / extinguishing agent 591 is first added to the latent heat storage material 504 from the fire fighting unit 590 by changing the material of each melting part 520, and then the latent heat storage material 504 is changed to the fire fighting unit. By pouring into 505, it becomes possible to provide an effective fire prevention function by combining a plurality of fire extinguishing and fireproofing agents.
  • FIG. 28 is a perspective view showing an appearance of the storage container 600 according to the present embodiment.
  • FIG. 29 shows a state in which a cross section of the storage container 600 taken along the line AA ′ in FIG. 28 in the illustrated vertical direction (the direction of the arrow along the line AA ′) is observed from the right side 601b side.
  • Yes. 29 shows the storage container 600 with the door 602 closed.
  • a direct cooling refrigerator will be described as an example of the storage container 600.
  • the storage container 600 includes a storage container body 601 having a rectangular parallelepiped shape that is vertically high in the installed state.
  • FIG. 28 is a perspective view showing an appearance of the storage container 600 according to the present embodiment.
  • FIG. 29 shows a state in which a cross section of the storage container 600 taken along the line AA ′ in FIG. 28 in the illustrated vertical direction (the direction of the arrow along the line AA ′) is observed from the right side 601b side.
  • Yes. 29 shows the storage container 600 with the door
  • the storage container 600 has a storage chamber 604 for storing a hollow box-shaped storage product provided in the storage container body 601 with a rectangular opening as an opening end.
  • a door 602 is attached to the right side of the opening end of the storage chamber 604 on the front surface 601a through an unillustrated hinge so as to be opened and closed.
  • the door 602 is shown in an open state by a solid line, and closed in a two-dot chain line.
  • the door 602 has a rectangular flat plate shape having a region that closes the rectangular opening of the storage chamber 604 in a closed state.
  • a door packing 603 is provided on the side of the door 602 facing the outer periphery including the opening of the storage chamber 604 to ensure the sealing of the storage chamber 604 when the door is closed.
  • the storage container 600 includes a heat storage section 553 and 563 provided surrounding the storage chamber 604 with the door 602 closed, and the storage chamber 601 on the bottom side of the storage container body 601. It has a heat storage member 501 provided with a fire fighting section 505 arranged in an empty area 607 provided below 604.
  • the heat storage unit 553 includes a hollow box-shaped heat storage container body 552 and a latent heat storage material 554 filled in the internal space of the heat storage container body 552.
  • the heat storage container body 552 is disposed on the entire inner wall of the storage chamber 604.
  • the heat storage unit 563 includes a hollow flat plate-shaped heat storage container body 562 and a latent heat storage material 554 filled in the internal space of the heat storage container body 562.
  • the heat storage container body 562 is disposed on the entire inner wall of the door 602.
  • the heat storage container bodies 552 and 562 are formed of the same material as the heat storage container body 502 in the heat storage member 501 according to the above embodiment.
  • the heat storage units 553 and 563 are configured to accumulate the heat of the storage chamber 604 when the storage container 600 is operated, and to release the heat accumulated at the time of stoppage to the storage chamber 604.
  • the latent heat storage material 554 filled in the heat storage container bodies 552 and 562 contains paraffin in the same manner as the latent heat storage material 504.
  • the latent heat storage material 554 used for the storage container 600 that is a refrigerator contains normal tetradecane having 14 carbon atoms.
  • the phase transition temperature (melting point) from the liquid phase to the solid phase of normal tetradecane is about 6 ° C.
  • the flash point of normal tetradecane is about 102 ° C.
  • the heat storage unit 553 has a plurality (two in this example) of circular openings 506 in which a part of the bottom surface of the heat storage container body 552 is opened.
  • the latent heat storage material 554 is sealed in the internal space of the heat storage container body 552 by a melting part 540 disposed so as to close the opening 506.
  • the heat storage unit 553 has a funnel-shaped inclined portion 508 in which the bottom surface of the heat storage container body 552 is inclined downward toward the opening 506.
  • the heat storage part 553 has an inclined part 558 in which a heat storage container body 552 disposed above the storage chamber 604 is inclined downward.
  • the heat storage part 553 is connected to the two connection parts 507.
  • the heat storage container body 552 of the heat storage unit 553 is connected to one end of each connection pipe 522 of the two connection units 507.
  • Each of the connecting pipes 522 is open at both ends and has a hollow cylindrical shape.
  • the connection part 507 has a path 524 that moves the latent heat storage material 554 that is provided and fluidized inside the connection pipe 522 from the heat storage part 553 to the fire fighting part 505.
  • a hollow portion of the connection pipe 522 is a path 524.
  • One end of the connection pipe 522 is closely connected to the opening 506 of the heat storage container body 552.
  • a melting part 540 is disposed in a path 524 where the connecting pipe 522 and the opening 506 are connected.
  • the melting part 540 is melted at a temperature higher than the melting point of the latent heat storage material 554 and lower than the flash point or ignition point of the latent heat storage material 554.
  • the melting portion 540 is formed using a Sn-based alloy, an In—Sn based alloy, a Zn—In based alloy, a Bi—In based alloy, or the like.
  • the melting part 540 exhibits the same function as the melting part 520 and has the same effect.
  • the heat storage part 563 provided in the door 602 has a circular opening 506 in which a heat storage container body 562 on a hinge part (not shown) is opened.
  • the latent heat storage material 554 is sealed in the internal space of the heat storage container body 562 by a melting part 540 disposed so as to close the circular opening 506.
  • the heat storage unit 563 has a funnel-shaped inclined portion 508 in which the bottom surface of the heat storage container body 562 is inclined downward toward the opening 506.
  • the heat storage unit 563 has an inclined part 568 in which the heat storage container body 562 disposed above the door 602 is inclined downward.
  • the heat storage part 563 is connected to a connection part 507 provided in the hinge part.
  • the heat storage container body 562 of the heat storage unit 563 is connected to one end of the connection pipe 522 of the connection unit 507.
  • the connecting pipe 522 is disposed at the hinge portion. Thereby, the connection part 507 does not inhibit the opening / closing operation
  • the connecting pipe 522 is open at both ends and has a hollow cylindrical shape.
  • the connection part 507 has a path 524 that moves the latent heat storage material 554 that is provided and fluidized inside the connection pipe 522 from the heat storage part 563 to the fire fighting part 505.
  • a hollow portion of the connection pipe 522 is a path 524.
  • connection pipe 522 is closely connected to the opening 506 of the heat storage container body 562.
  • a melting portion 540 is disposed in a path 524 where the connecting pipe 522 and the opening 506 of the heat storage container body 562 are connected.
  • the melting part 540 is formed of the same material as the melting part 540 provided on the storage chamber 604 side. Note that the connecting pipe 522 may be formed integrally with the rotating shaft portion of the hinge portion.
  • the fire fighting section 505 arranged in the empty area 607 below the storage room 604 has a fire fighting container body 510 formed in a hollow box-like rectangular parallelepiped shape.
  • the fire fighting unit 505 has the same number of circular openings 516 that open a part of the upper surface of the fire fighting container body 510 as the connection parts 507.
  • the opening 516 of the fire fighting container 510 is intimately connected to the other end of the connection pipe 522 of the connection part 507.
  • the fire fighting unit 505 includes a storage unit 514 that stores the fluidized latent heat storage material 554 that has moved from the heat storage units 553 and 563.
  • the accommodating part 514 is provided in the hollow part of the fire fighting container body 510.
  • the accommodating portion 514 is connected to the path 524 of the connecting portion 507 through the opening 516 and is continuous.
  • the accommodating part 514 has a volume larger than the volume when the latent heat storage material 554 sealed by the heat storage parts 553 and 563 is liquefied and has fluidity.
  • the fire fighting unit 505 has a fire extinguishing and fireproofing agent 512 disposed on the bottom surface of the housing unit 514 inside the fire fighting container body 510.
  • the fire extinguishing and fireproofing agent 512 contains a flame retardant.
  • the flame retardant for example, a chlorinated paraffin or a chlorinated phosphate of a halogen compound can be used.
  • the fire extinguishing and fireproofing agent 512 is exposed in the housing portion 514. As a result, the fire extinguishing and fireproofing agent 512 is mixed with the latent heat storage material 554 while being in contact with the latent heat storage material 554 that has moved from the heat storage units 553 and 563.
  • a heat insulating material 605 is disposed between the inner wall and the outer wall of the storage container body 601.
  • the inner wall of the storage container body 601 is a wall part in contact with the heat storage part 553, and the outer wall is a wall part in contact with the outside.
  • the heat insulating material 605 is disposed in a region surrounding the storage chamber 604 excluding the front surface 601 a (see FIG. 28) side of the storage container body 601.
  • a heat insulating material 606 is disposed between the inner wall and the outer wall of the door 602.
  • the inner wall of the door 602 is a wall part in contact with the heat storage part 563
  • the outer wall is a wall part in contact with the outside.
  • the heat insulating material 606 is disposed in a region facing the front surface 601a of the storage container body 601 with the door 602 closed.
  • the entire periphery of the storage chamber 604 is surrounded by the heat insulating material 605 and the heat insulating material 606.
  • the heat insulating materials 605 and 606 can insulate the storage chamber 604 cooled to a predetermined temperature so that heat is not transmitted from the outside of the storage container 600.
  • the heat insulating materials 605 and 606 are formed using a forming material such as a fiber heat insulating material (glass wool or the like) or a foamed resin heat insulating material.
  • a cooler 608 serving as a heat exchanger is disposed above the storage chamber 604 and on the surface of the heat storage container body 552.
  • the cooler 608 has an evaporation mechanism (not shown) for evaporating the refrigerant.
  • a pipe 610 for supplying a refrigerant to an evaporation mechanism (not shown) in the cooler 608 is disposed.
  • the pipe 610 is connected to a compressor 612 accommodated in an empty area 607 arranged on the bottom surface of the storage container body 601.
  • the cooler 608, the pipe 610, and the compressor 612 constitute a gas compression type cooling device. Instead of the gas compression cooling device, a gas absorption cooling device or an electronic cooling device using the Peltier effect may be used.
  • the refrigerant compressed by the compressor 612 is condensed in the pipe 610 and then expanded to reach the cooler 608.
  • the cooler 608 cools the storage chamber 604 by heat of vaporization when the expanded refrigerant evaporates.
  • the cooler 608 can cool the temperature of the storage chamber 604 to about 3 ° C.
  • the heat exchange in the storage chamber 604 is performed between the surface of the cooler 608 and the air in the storage chamber 604.
  • a temperature sensor (not shown) is installed at a predetermined position in the storage chamber 604.
  • a temperature control device (not shown) provided in the storage container 600 controls the temperature of the storage chamber 604 by controlling the driving of the cooling device based on the temperature in the storage chamber 604 measured by the temperature sensor. Movement takes place in the cooler 608.
  • the storage container 600 can efficiently move the heat of relatively high-temperature air to the cooler 608.
  • the cooler 608 can maintain the latent heat storage material 554 included in the heat storage units 553 and 563 in a solid state that is equal to or lower than the phase transition temperature.
  • the latent heat storage material 554 that maintains the solid state exhibits a function of flattening the temporal change distribution of the temperature in the storage chamber 604.
  • the latent heat storage material 554 can be cooled by the cooler 608, and the latent heat storage material 554 can be maintained in a solid phase state equal to or lower than the phase transition temperature.
  • the storage container 600 starts to cool by the latent heat storage material 554 provided in the heat storage units 553 and 563 when the cooling capacity of the cooling device is lost due to a power failure or the like.
  • the temperature of the air in the storage chamber 604 is maintained within a predetermined temperature range for a certain period by the latent heat storage material 554. In the period until the latent heat storage material 554 undergoes a phase transition from the solid phase to the liquid phase, the temperature in the storage chamber 604 is maintained at about 6 ° C., for example.
  • the storage container 600 of the present embodiment can maintain the temperature in the storage chamber 604 at a predetermined low temperature for a certain period even when a power supply (not shown) of the storage container 600 is turned off due to a power failure or the like.
  • the operation of the storage container 600 when the temperature rises due to a fire or the like will be described.
  • the melting part 540 melts before the latent heat storage material 554 reaches the flash point.
  • the internal spaces of the heat storage container bodies 552 and 562 of the heat storage units 553 and 563 are connected to the accommodation unit 514 of the fire fighting unit 505 via the path 524 of the connection unit 507 and are continuously connected.
  • the fluidized latent heat storage material 554 moves to the fire fighting unit 505 through the path 524 of the connection unit 507.
  • the latent heat storage material 554 that has moved to the fire fighting unit 505 is stored in the storage unit 514.
  • the heat storage unit 553 includes inclined portions 508 and 558, and the inner walls of the heat storage container body 552 and the connecting pipe 522 have smooth surfaces. For this reason, the storage container 600 can reliably move all the latent heat storage materials 554 on the storage chamber 604 side to the fire fighting unit 505.
  • the heat storage unit 563 includes inclined portions 508 and 568, and the inner walls of the heat storage container body 562 and the connecting pipe 522 have smooth surfaces. For this reason, the storage container 600 can reliably move all the latent heat storage materials 554 on the door 602 side to the fire fighting unit 505.
  • the fire fighting unit 505 mixes the latent heat storage material 554 that has moved from the heat storage units 553 and 563 by gravity and the fire-extinguishing and fire-proofing agent 512 including the flame retardant in the housing unit 514. Since the fire-extinguishing / extinguishing agent 512 is exposed in the housing portion 514, the fire-extinguishing / fire-preventing agent 512 is mixed while being in contact with the latent heat storage material 554 housed in the housing portion 514.
  • the latent heat storage material 554 is flame-retarded by mixing with the fire-extinguishing and fire-proofing agent 512 and becomes a flame-retarding latent heat storage material.
  • the latent heat storage material 554 has no measures against ignition and ignition. However, the latent heat storage material 554 moves to the fire fighting section 505 and changes to a flame retardant latent heat storage material, so that the flash point and the ignition point become high and it is difficult to burn. Thereby, the storage container 600 can prevent ignition and ignition of the latent heat storage material 554.
  • the latent heat storage material 554 It mixes with the fire extinguishing fireproofing agent 512 and changes to a flame retardant latent heat storage material.
  • the latent heat storage material 554 By changing the latent heat storage material 554 to a flame retardant latent heat storage material, the flame of the latent heat storage material 554 gradually weakens and eventually disappears.
  • the storage container 600 can extinguish the combustion of the latent heat storage material 554.
  • the storage container 600 moves the latent heat storage material 554 from the heat storage units 553 and 563 to the fire fighting unit 505 by gravity when a fire occurs, and changes the latent heat storage material 554 to a flame-retarded latent heat storage material.
  • the ignition and ignition of the heat storage material 554 can be prevented, or the combustion of the latent heat storage material 554 can be extinguished.
  • a microcapsule containing a flame retardant or a flame retardant is mixed in order to suppress the ignition and ignition of normal tetradecane at the time of a temperature rise such as a fire.
  • Latent heat storage material is used.
  • a flame retardant is mixed with the latent heat storage material, the content of the latent heat storage material is reduced in the heat storage member, and the heat storage performance is deteriorated.
  • measures such as covering a heat storage part with a nonflammable material, may be taken in order to suppress the ignition and ignition of normal tetradecane.
  • the heat storage part is covered with a nonflammable material, the heat storage member is difficult to burn in a fire.
  • the thermal conductivity of the heat storage member related to the exchange of heat with the outside decreases. For this reason, as for the storage container, the heat storage performance in a storage room will fall.
  • the part 505 is provided separately.
  • the storage container 600 does not need to mix a flame retardant with the latent heat storage material 554, or to cover the heat storage parts 553 and 563 with a nonflammable material.
  • the heat storage container bodies 552 and 562 of the heat storage units 553 and 563 can be formed of a material having high thermal conductivity.
  • the surface exposed to the storage chamber 604 of the heat storage container bodies 552 and 562 may be the inner wall of the storage chamber 604.
  • the storage container 600 includes the heat storage member 501 in which the heat storage units 553 and 563 that exhibit the heat storage function and the fire fighting unit 505 that exhibits the function of fire fighting are independent. Accordingly, the storage container 600 exhibits an excellent heat storage function and an excellent fire fighting function using the latent heat storage material 554 containing paraffin, which has been difficult to use with conventional storage containers. Can do. Further, the storage container 600 has a fire fighting unit 505 disposed in an empty area 607 provided below the storage room 604. For this reason, the storage container 600 can include the heat storage member 501 without reducing the effective volume of the storage chamber 604.
  • the heat storage units 553 and 563 have inclined portions 508 on the connection portion 507 side, which are inclined so that the fluidized latent heat storage material 554 can easily move to the fire fighting unit 505. Furthermore, the heat storage units 553 and 563 have inclined portions 558 and 559 which are inclined so that the fluidized latent heat storage material 554 can easily move to the fire fighting unit 505. These inclined portions 508, 558, and 568 cause the latent heat storage material 554 to stay in the corners of the heat storage container bodies 552 and 562 when the fluidized latent heat storage material 554 moves by gravity to the fire fighting section 505 below. Can be prevented. Thus, the storage container 600 can reliably move all the latent heat storage materials 554 to the fire fighting unit 505 when the temperature rises, such as a fire, to extinguish or prevent the combustion of the latent heat storage materials 554.
  • FIG. 30 shows a schematic cross-sectional configuration of a building 700 according to the present embodiment.
  • the building 700 according to the present embodiment has a foundation 702 that is provided in a lowermost underfloor region 714 and made of concrete or the like.
  • the building 700 includes a floor plate 704 that is arranged to be supported by a plurality of columns (not shown) provided on the foundation 702.
  • the building 700 has a wall body 706 that is disposed on the foundation 702 and forms an outline of the building 700.
  • the building 700 has a ceiling board 708 arranged vertically above the floor board 704.
  • the ceiling board 708 is disposed opposite to the floor board 704.
  • the building 700 has a ceiling 708 and a roof 710 disposed on the wall body 706.
  • the building 700 has a living space 712 that is a hollow area surrounded by the floor board 704, the wall body 706, and the ceiling board 708.
  • the building 700 is provided so as to surround the living space 712 and extinguishes the combustion of the latent heat storage material 574 provided in the heat storage section 503 including the latent heat storage material 574 that stores the heat of the living space 712 and the underfloor region 714.
  • it has the heat storage member 501 provided with the fire fighting part 505 which prevents fire.
  • the heat storage unit 503 is disposed in an internal space between the inner wall and the outer wall of the wall body 706.
  • the heat storage unit 503 has a heat storage container body 502 filled with a latent heat storage material 574 and a circular opening 506 in which a part of the bottom surface of the heat storage container body 502 is opened. A plurality of openings 506 are arranged at predetermined intervals.
  • the heat storage unit 503 includes a funnel-shaped inclined portion 508 in which the bottom surface of the heat storage container body 502 is inclined downward toward each opening 506. The same number of inclined portions 508 as the openings 506 are provided.
  • the latent heat storage material 574 contains paraffin in the same manner as the latent heat storage material 504.
  • a paraffin mixture obtained by mixing normal heptadecane (carbon number 17), normal octadecane (carbon number 18) and normal nonadecane (carbon number 19) is used.
  • the latent heat storage material 574 having a melting point of about 25 ° C. is obtained.
  • the latent heat storage material 574 is not particularly limited as long as it is a latent heat storage material that fluidizes when the temperature rises such as a fire.
  • an air conditioning device (not shown) having an air conditioning function is arranged.
  • the temperature of the living space 712 is about 24 ° C. to 26 ° C., which is comfortable for consumers.
  • the living space 712 is temperature-controlled using an air-conditioning device with respect to changes in the outside air temperature due to the season.
  • the building 700 has a latent heat storage material 574 having a melting point of about 25 ° C. in a wall 706 surrounding the living space 712.
  • the building 700 is configured to store or dissipate heat in the living space 712 by the latent heat storage material 574 so as to keep the temperature constant.
  • the building 700 can improve the air conditioning efficiency of the air conditioner.
  • the heat storage unit 503 is disposed in the wall body 706, but the heat storage unit 503 may be disposed on the ceiling plate 708.
  • the heat storage unit 503 is connected to the fire department 505 through the same number of connections 507 as the openings 506.
  • the plurality of openings 506 of the heat storage container body 502 of the heat storage unit 503 are closely connected to one end portions of the connection pipes 522 of the plurality of connection portions 507, respectively.
  • the latent heat storage material 574 is sealed in the internal space of the heat storage container body 502 by a melting part 580 that closes the opening 506 and is disposed in the path 524 of the connection pipe 522. .
  • the melting part 580 is designed to melt at a specific temperature.
  • the specific temperature at which the melting part 580 melts is higher than the melting point of the latent heat storage material 574 and lower than the flash point or ignition point of the latent heat storage material 574. Since the melting part 580 melts faster than the latent heat storage material 574 ignites, the same effect as the melting part 520 in the heat storage member 501 according to the above embodiment can be obtained.
  • paraffins contained in the latent heat storage material 574 paraffin having the lowest flash point is normal heptadecane.
  • the flash point of normal heptadecane is about 148 ° C.
  • the melting part 580 is composed of an alloy of In (34): Pb (17): Sn (49) having a melting point of about 130 ° C. (the numerical values in parentheses indicate the ratio of each material included in the alloy). Is used).
  • the melting part 580 formed of this alloy melts at about 130 ° C.
  • the heat storage member 501 provided in the building 700 has a fire fighting unit 505 disposed in an underfloor region 714 provided between the foundation 702 and the floor board 704.
  • the fire fighting unit 505 is connected to the heat storage unit 503 via a plurality of connection units 507.
  • the fire fighting unit 505 includes a fire extinguisher / fireproofing agent 512a containing a flame retardant (for example, chlorinated paraffin) and a fire extinguishing / fireproofing agent 512b containing a suffocating gas generating material (for example, sodium bicarbonate that generates carbon dioxide).
  • the fire extinguishing and fireproofing agent 512 a is disposed on the bottom surface of the fire fighting container 510 of the fire fighting unit 505.
  • the fire extinguishing and fireproofing agent 512b is disposed on the upper surface of the fire fighting container body 10 of the fire fighting section 505.
  • the fire extinguishing and fire-proofing function higher than the case of having one type of fire-extinguishing and fire-proofing agent comes to be exhibited. ing.
  • FIG. 31 is a graph illustrating an example of a temperature change in the heat storage unit 503.
  • the solid line ⁇ in the figure shows an example of the temperature transition of the heat storage unit 503 when the latent heat storage material 574 is in a solid-liquid phase state
  • the solid line ⁇ is the temperature of the heat storage unit 503 when the latent heat storage material 574 is in a liquid phase state.
  • An example of the transition is shown, and a broken line ⁇ indicates an example of the temperature transition of the heat storage unit 503 when the latent heat storage material 574 is in a solid phase.
  • the horizontal axis represents time
  • the vertical axis represents the temperature of the heat storage unit 503.
  • the heat storage member 501 can transfer heat between the heat storage unit 503 and the living space 712, and can keep the temperature in the living space 712 constant.
  • the air conditioner (not shown) is turned on at time t0
  • the temperature of the living space 712 is, for example, 25 ° C.
  • the temperature of the heat storage unit 503 is 25 ° C., which is almost the same as that of the living space 712, and is maintained near the melting point (about 25 ° C.). Accumulate heat at 25 ° C. in a solid-liquid phase.
  • the latent heat storage material 574 is placed in the living space 712.
  • the temperature of the solid-liquid phase is constant ( For example, the temperature of the living space is maintained at 25 ° C.).
  • the latent heat storage material 574 eventually changes to the liquid phase, and the temperature of the heat storage unit 503 increases with time.
  • the latent heat storage material 574 releases the heat accumulated in the living space 712 until the phase transition from the solid-liquid phase to the solid phase (see FIG. 31 from time t1 to time t2), as shown by a straight line ⁇ , a constant temperature (between time t1 and time t2 shown in FIG. 31) is maintained as a solid-liquid phase.
  • a straight line ⁇ after time t2 the latent heat storage material 574 eventually undergoes phase transition to the solid phase, and the temperature of the heat storage unit 503 decreases with time.
  • the heat storage unit 503 can maintain the room temperature of the living space 712 at a comfortable temperature for a certain period. For this reason, the building 700 can maintain the living space 712 at a comfortable temperature for a certain period even when the air conditioner is not used. This allows the building 700 to provide comfort while reducing the energy required for the air conditioning device.
  • FIG. 32 is a cross section similar to the cross section of the building 700 shown in FIG. 30 and shows the state of the building 700 after the melting portion 580 has melted.
  • the latent heat storage material 574 of the heat storage unit 503 is phase-shifted from the solid phase to the liquid phase, and becomes highly fluid.
  • the temperature of the living space 712 further rises and the temperature of the melting part 580 of the connecting part 507 exceeds 130 ° C., the melting part 580 is melted.
  • the melting part 580 is melted before the latent heat storage material 574 reaches the flash point, so that the internal space of the heat storage container body 502 of the heat storage part 503 and the accommodating part 514 of the fire fighting part 505 are connected via the path 524 of the connection part 507. It is conducted and becomes a series. For this reason, as shown in FIG. 32, the latent heat storage material 574 sealed in the heat storage container body 502 by the melting unit 80 moves to the fire fighting unit 505 through the path 524 before reaching the flash point. The latent heat storage material 574 that has moved to the fire fighting unit 505 is accommodated in the accommodating unit 514.
  • the building 700 can prevent the latent heat storage material 574 from being ignited by the fire extinguishing and fireproofing agents 512a and 512b provided in the fire fighting unit 505.
  • the latent heat storage material 574 is mixed with the fire extinguishing and fireproofing agent 512a to be flame retardant, and changes to a flame retardant latent heat storage material 518.
  • the fire extinguishing and fireproofing agent 512b generates a suffocating gas 511, and the containing portion 514 is filled with the suffocating gas 511.
  • the suffocating gas 511 cuts off the supply of oxygen to the latent heat storage material 574 and the flame retardant latent heat storage material 518 before flame retardant in the housing portion 514 to prevent the latent heat storage material 574 and the flame retardant latent heat storage material 518 from flowing. Can prevent ignition.
  • the latent heat storage material 574 is burned and moved to the fire department 505, the latent heat storage material 574 is changed to the flame-retarded latent heat storage material 518, so that the flame heat of the latent heat storage material 574 gradually increases. Weaken.
  • the suffocating gas 511 generated from the fire extinguishing and fireproofing agent 512b blocks the supply of oxygen to the latent heat storage material 574 and the flame retardant heat storage material 518. Thereby, the flame of the latent heat storage material 574 will eventually disappear. Thus, the building 700 can also extinguish the combustion of the latent heat storage material 574.
  • the fire fighting unit 505 may include a pressure valve 526 like the heat storage member 501 shown in FIG.
  • the building 700 is provided with the pressure valve 526 in the fire fighting unit 505, so that the suffocating gas 511 excess for suffocation digestion can be discharged from the fire fighting unit 505 to the underfloor region 714. Since the discharged suffocating gas 511 is heavier than air, it stays in the underfloor region 714. Thereby, the building 700 can prevent the fire department 505 from being damaged when the temperature rises, and can prevent the fire spreading to the underfloor region 714.
  • the building 700 including the heat storage member 501 can maintain the living space 712 at a comfortable temperature during normal times, and can extinguish or prevent the combustion of the latent heat storage material 574 during a fire.
  • the building 700 includes a heat storage member 501 in which a heat storage unit 503 that exhibits heat storage performance and a fire fighting unit 505 that exhibits fire fighting performance are separated and formed independently of each other. For this reason, the building 700 can exhibit an excellent heat storage function and an excellent fire fighting function.
  • the building 700 accumulates heat for adjusting the temperature of the living space 712 discharged by the air conditioner in the heat storage unit 503. When the air conditioner is in an off state, the building 700 stores the heat accumulated by the heat storage unit 503 in the living space 712.
  • the living space 712 can be kept at a comfortable and constant temperature. For this reason, the building 700 can reduce the electric power required for the operation of the air conditioner.
  • the building 700 has a fire department 505 in the underfloor region 714. For this reason, the building 700 can extinguish or prevent the combustion at the time of the fire by the fire fighting unit 505 that is arranged by effectively using the excess space.
  • connection pipe 522 of the connection portion 507 in the heat storage member 501 according to the embodiment and the first to third modifications may be formed integrally with the heat storage container body 502 of the heat storage portion 503.
  • the opening part 506 of the heat storage container body 502 of the heat storage part 503 and the opening part 516 of the fire fighting container body 510 of the fire fighting part 505 may be directly connected without providing the connection part 507.
  • the melting part 520 is arranged at the connection portion between the opening 506 and the opening 516, whereby the same effect as that of the melting part 20 in the heat storage member 501 of the above embodiment can be obtained.
  • the forming material is selected so as to satisfy the relational expression “T1 ⁇ T4 ⁇ T2” in the melting part 20, but the present invention is not limited to this.
  • the forming material may be selected so that the melting portion satisfies the relational expression “T1 ⁇ T4 ⁇ T3”.
  • phase change temperature range of the latent heat storage material suitably used in this embodiment will be exemplified.
  • a heat storage material having a phase change temperature of ⁇ 20 ° C. to ⁇ 5 ° C. can be suitably used for a freezer (including up to JIS one-star standards).
  • a heat storage material having a phase change temperature of 0 ° C. to 10 ° C. can be suitably used for a refrigerator (including a vegetable room).
  • a heat storage material having a phase change temperature of 7 ° C. to 12 ° C. can be used as a heat transfer liquid for air conditioning, and heat transfer can be made more efficient than ice heat storage.
  • a heat storage material having a phase change temperature of 20 ° C. to 30 ° C. is suitable for use as a flooring material or a wall material, can realize a reduction in room temperature change, and can provide a comfortable space with energy saving.
  • a heat storage material having a phase change temperature of 30 ° C. to 40 ° C. is suitable for flooring and wall materials, and can realize night heating by energy saving by daytime heat storage.
  • a heat storage material having a phase change temperature of 40 ° C. to 42 ° C. is suitable for use as a heat storage material for bathtub heat storage, and can realize heat retention for a long time with energy saving.
  • a heat storage material having a phase change temperature of 50 ° C. to 100 ° C. is suitable for use as an alternative to a hot water tank or for a heat pump.
  • the latent heat storage material when used in a refrigerator, it is desirable to determine the optimum phase change temperature range in consideration of the temperature distribution for each cooling region in the refrigerator.
  • the temperature distribution in the refrigerator when the outside air temperature is 30 ° C and the door is closed without any food in the cabinet and becomes stable as a guide
  • the refrigerator compartment is 2 ° C to 5 ° C
  • the chilled chamber is 0 ° C. 2 ° C., 3 ° C. to 7 ° C. in the door pocket, 3 ° C. to 8 ° C. in the vegetable compartment, and ⁇ 17 ° C. to ⁇ 20 ° C. in the freezer compartment.
  • the flame retardant material it is preferable to use a material that passes the combustion test method of the US UL-94HB standard in which a test piece is placed horizontally for combustion as the flame retardant material in this embodiment.
  • the installation position of the flame retardant material will be described.
  • the refrigerator since the refrigerator includes components including a combustible material, it is not required to use all of the heat storage material as a flame retardant material.
  • You may install a flame retardant material only in the power supply which may become an ignition source, or a compressor part.
  • a flame retardant material is installed inside the fireproof structure outer wall or inside the fireproof structure outer wall that requires interior restriction.
  • the outside of the outer wall of the refractory structure may be combustible.
  • the place where the interior restriction request is not required may be a combustible material inside the outer wall of the fireproof structure.
  • the content of the combustion suppressing material for example, when tetradecane (C 14 H 30 ) is used as the heat storage material and magnesium hydroxide is used as the combustion suppressing material, the content of magnesium hydroxide is 10 to 40 wt%. Is desirable. Specifically, the heat of combustion of the heat storage material was calculated from Thornton's law, and the amount of the combustion suppressing material converted to the amount of heat corresponding to 30% to 100% of the heat was used as the content rate.
  • the present invention is widely applicable to a heat storage member using a latent heat storage material, a storage container and a building using the same.

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Abstract

La présente invention concerne un élément de stockage de la chaleur utilisant une substance de stockage de la chaleur latente, et un conteneur de stockage et un bâtiment utilisant ledit élément de stockage de la chaleur. La présente invention concerne donc ledit élément de stockage de la chaleur, ledit conteneur de stockage et ledit bâtiment utilisant l'élément de stockage de la chaleur à des fins de lutte contre l'incendie du fait de sa capacité à inhiber la combustion de la substance de stockage de la chaleur latente. L'élément de stockage de la chaleur (1) comprend : un substrat (3) ; une substance capable d'inhiber la combustion et d'éteindre les incendies (7) qui est située sur le substrat (3) et qui permet l'extinction des incendies en inhibant la combustion de la substance de stockage de la chaleur latente (5) ; et la substance de stockage de la chaleur latente (5) qui est située sur la substance capable d'inhiber la combustion et d'éteindre les incendies (7), ladite substance accumulant ou libérant l'énergie thermique par le biais de transitions de phases.
PCT/JP2012/060830 2011-04-26 2012-04-23 Élément de stockage de la chaleur, et conteneur de stockage et bâtiment l'utilisant Ceased WO2012147677A1 (fr)

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JP2011098765 2011-04-26
JP2011-098765 2011-04-26
JP2011-151700 2011-07-08
JP2011151700 2011-07-08

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WO2012147677A1 true WO2012147677A1 (fr) 2012-11-01

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CN108365268A (zh) * 2018-02-10 2018-08-03 安徽唯诗杨信息科技有限公司 一种锂离子电池老化装置与老化方法
US20190331411A1 (en) * 2017-01-18 2019-10-31 Fridge-To-Go Limited Mobile Storage Apparatus
US10653904B2 (en) 2017-12-02 2020-05-19 M-Fire Holdings, Llc Methods of suppressing wild fires raging across regions of land in the direction of prevailing winds by forming anti-fire (AF) chemical fire-breaking systems using environmentally clean anti-fire (AF) liquid spray applied using GPS-tracking techniques
WO2020174929A1 (fr) * 2019-02-28 2020-09-03 富士フイルム株式会社 Élément de stockage de chaleur, dispositif électronique, procédé de fabrication d'élément de stockage de chaleur et composition de formation de couche de protection
JPWO2020196239A1 (fr) * 2019-03-25 2020-10-01
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US11826592B2 (en) 2018-01-09 2023-11-28 Mighty Fire Breaker Llc Process of forming strategic chemical-type wildfire breaks on ground surfaces to proactively prevent fire ignition and flame spread, and reduce the production of smoke in the presence of a wild fire
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US11865390B2 (en) 2017-12-03 2024-01-09 Mighty Fire Breaker Llc Environmentally-clean water-based fire inhibiting biochemical compositions, and methods of and apparatus for applying the same to protect property against wildfire
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