DK3098541T3 - Co2-vandvarmer - Google Patents

Co2-vandvarmer Download PDF

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Publication number
DK3098541T3
DK3098541T3 DK15754816.5T DK15754816T DK3098541T3 DK 3098541 T3 DK3098541 T3 DK 3098541T3 DK 15754816 T DK15754816 T DK 15754816T DK 3098541 T3 DK3098541 T3 DK 3098541T3
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water
heat
heat source
circulation path
heat exchanger
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DK15754816.5T
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English (en)
Inventor
Masaki Kataoka
Yuji Ono
Takashi Yokoyama
Hiroshi Watanabe
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Maekawa Seisakusho Kk
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    • 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
    • F25B5/00—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity
    • F25B5/02—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity arranged in parallel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D17/00—Domestic hot-water supply systems
    • F24D17/02—Domestic hot-water supply systems using heat pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H4/00—Fluid heaters characterised by the use of heat pumps
    • F24H4/02—Water heaters
    • 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
    • F25B40/00—Subcoolers, desuperheaters or superheaters
    • 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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
    • 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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
    • F25B41/24—Arrangement of shut-off valves for disconnecting a part of the refrigerant cycle, e.g. an outdoor part
    • 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
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • 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
    • F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
    • F25B9/002—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant
    • F25B9/008—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant the refrigerant being carbon dioxide
    • 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
    • F25B2309/00—Gas cycle refrigeration machines
    • F25B2309/06—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide
    • F25B2309/061—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide with cycle highest pressure above the supercritical pressure
    • 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
    • F25B2339/00—Details of evaporators; Details of condensers
    • F25B2339/04—Details of condensers
    • F25B2339/047—Water-cooled condensers
    • 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
    • F25B2400/01—Heaters
    • 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
    • F25B2400/04—Refrigeration circuit bypassing means
    • F25B2400/0415—Refrigeration circuit bypassing means for receivers
    • 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
    • F25B2400/16—Receivers
    • 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
    • F25B2600/00—Control issues
    • F25B2600/02—Compressor control
    • F25B2600/021—Inverters therefor
    • 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
    • F25B2600/00—Control issues
    • F25B2600/25—Control of valves
    • F25B2600/2523—Receiver valves
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/19—Pressures
    • F25B2700/193—Pressures of the compressor
    • F25B2700/1933—Suction pressures
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/19—Pressures
    • F25B2700/197—Pressures of the evaporator
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21—Temperatures
    • F25B2700/2115—Temperatures of a compressor or the drive means therefor
    • F25B2700/21151—Temperatures of a compressor or the drive means therefor at the suction side of the compressor
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/21—Temperatures
    • F25B2700/2116—Temperatures of a condenser
    • F25B2700/21161—Temperatures of a condenser of the fluid heated by the condenser
    • 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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Heat-Pump Type And Storage Water Heaters (AREA)
  • Steam Or Hot-Water Central Heating Systems (AREA)

Claims (7)

1. C02-vandvarmer (10) omfattende: en CO2-cirkulationsvej (14) konfigureret til at tillade CO2 at cirkulere deri og som har to CO2-forgreningspassager (14b, 14c); en kompressor (16), en gaskøler (18) og en ekspansionsventil (20), hver af hvilke er tilvejebragt på CO2-cirkulationsvejen (14); en CO2-reservoirbeholder (32) til lagring af CO2 mindst i en varm-gastilstand og en første strømningsregulerende ventil (34, 35); en luft-varmekilde-varmeveksler (22a, 22b) tilvejebragt på en (14b) af CO2-forgreningspassagerne (14b, 14c); en vand-varmekilde-varmeveksler (24) tilvejebragt på den anden (14c) af CO2-forgreningspassagerne (14b, 14c); en strømningsvej-omskiftermekanisme (48, 50) konfigureret til at ændre en CO2-strømningsvej til den ene (14b) eller den anden (14c) af CO2-forgreningspassagerne (14b, 14c); og en luftstrømsdannende del (46) til dannelse af en luftstrøm (a), som skal indføres i luft-varmekilde-varmeveksleren (22a, 22b), kendetegnet ved yderligere at omfatte en omføringspassage (30) forbundet til CO2-cirkulationsvejen (14) og tilvejebragt til således at føre udenom ekspansionsventilen (20), hvor CO2-reservoirbeholderen (32) og den første strømningsregulerende ventil (34, 35) er tilvejebragt på omføringspassagen (30), hvor CO2-forgreningspassagerne (14b, 14c) er forgrenet på en parallel måde mellem kompressoren (16) og en forbindelsesdel af omføringspassagen (30) på en nedstrømsside af ekspansionsventilen (20).
2. CO2-vandvarmeren (10) ifølge krav 1, yderligere omfattende en åbenbar og lukkelig afspærringsventil (52, 54) på hver af CO2-forgreningspassagerne (14b, 14c) ved et udløb af henholdsvis luft-varmekilde-varmeveksleren (22a, 22b) og vand-varmekilde-varmeveksleren (24).
3. C02-vandvarmeren (10) ifølge krav 1, yderligere omfattende: en første tryksensor (56) og en første temperatursensor (58), hver af hvilke er tilvejebragt på CO2-cirkulationsvejen (14) ved et indløb af kompressoren (16); en overophedningsgrad-beregningsdel (90) konfigureret til at beregne en overophedningsgrad af CO2 ud fra detekterede værdier af den første tryksensor (56) og den første temperatursensor (58); og en første kontroller konfigureret til at styre en åbningsgrad af den første strømningsregulerende ventil (34, 35) på baggrund af overophedningsgraden beregnet af overophedningsgrad-beregningsdelen (90) til at styre en overophedningsgrad af CO2, som skal indføres i kompressoren (16).
4. CO2-vandvarmeren (10) ifølge krav 1, yderligere omfattende: en varmekilde-vand-cirkulationsvej (60) forbundet til vand-varmekilde-varmeveksleren (24); en varmekilde-vand-pumpe (64) tilvejebragt på varmekilde-vand-cirkulationsvejen (60) og konfigureret til at forsyne varmekildevand til vand-varmekilde-varmeveksleren (24); en anden tryksensor (66) tilvejebragt på CO2-forgreningspassagen (14c) ved et indløb af vand-varmekilde-varmeveksleren (24); og en anden kontroller konfigureret til at tillade varmekilde-vand-pumpen (64) at operere når en CO2-mætningstemperatur svarende til en detekteret værdi af den anden tryksensor (66) bliver 0 grader eller lavere.
5. CO2-vandvarmeren (10) ifølge krav 1, yderligere omfattende: en kølevand-cirkulationsvej (70) forbundet til gaskøleren (18); en varmeveksler (72), som kølevand-cirkulationsvejen (70) og en sekundær kølevand-cirkulationsvej (74) er forbundet til og hvilken er konfigureret til at veksle varme mellem et kølevand, som cirkulerer i kølevand-cirkulationsvejen (70) og et sekundært kølevand, som cirkulerer i den sekundære kølevand-cirkulationsvej (74); en anden strømningsregulerende ventil (78) tilvejebragt på den sekundære kølevand-cirkulationsvej (74); en anden temperatursensor (80) tilvejebragt på kølevand-cirkulationsvejen (70) ved et udløb af varmeveksleren (72); en tredje temperatursensor (82) tilvejebragt på den sekundære kølevandcirkulationsvej (74) ved udløbet af varmeveksleren (72); en tredje kontroller konfigureret til at styre en åbningsgrad af den anden strømningsregulerende ventil (78), på baggrund af detekterede værdier af den anden temperatursensor (80) og den tredje temperatursensor (82), således at et COP af CO2-vandvarmeren bliver en indstillingsværdi.
6. CO2-vandvarmeren (10) ifølge krav 1, yderligere omfattende en hjælpeblæser (84) til dannelse af en kold luftstrøm mellem komponenter af CO2-vandvarmeren (10).
7. CO2-vandvarmeren (10) ifølge krav 1, hvor CO2-reservoirbeholderen (32) er konfigureret således at en mængde af CO2 lagret deri justeres, når CO2-strømningsvejen ændres af strømningsvej-omskiftermekanismen (48, 50) for at justere en forskel i en CO2-cirkulationsmængde mellem en luftvarmekildetilstand hvor luft-varmekilde-varmeveksleren (22a, 22b) er i drift og en vandvarmekildetilstand hvor vand-varmekilde-varmeveksleren (24) er i drift.
DK15754816.5T 2014-02-27 2015-02-10 Co2-vandvarmer DK3098541T3 (da)

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JP2014037563A JP6301684B2 (ja) 2014-02-27 2014-02-27 Ｃｏ２給湯器
PCT/JP2015/053707 WO2015129456A1 (ja) 2014-02-27 2015-02-10 Ｃｏ２給湯器

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JP (1) JP6301684B2 (da)
KR (1) KR101831547B1 (da)
AU (1) AU2015224225B2 (da)
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HUE038590T2 (hu) 2018-10-29
WO2015129456A1 (ja) 2015-09-03
PL3098541T3 (pl) 2018-09-28
JP2015161465A (ja) 2015-09-07
EP3098541A4 (en) 2017-03-15
MX2016010343A (es) 2016-11-11
JP6301684B2 (ja) 2018-03-28
ES2677253T3 (es) 2018-07-31
EP3098541B1 (en) 2018-06-06
CL2016001572A1 (es) 2017-03-03
MX373545B (es) 2020-04-21
KR20160124882A (ko) 2016-10-28
EP3098541A1 (en) 2016-11-30
AU2015224225A1 (en) 2016-07-14
KR101831547B1 (ko) 2018-02-26
AU2015224225B2 (en) 2017-10-26

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