IT1009936B - Dispositivo di protezione dal congelamento in un impianto di pompa di calore - Google Patents

Dispositivo di protezione dal congelamento in un impianto di pompa di calore

Info

Publication number
IT1009936B
IT1009936B IT21635/74A IT2163574A IT1009936B IT 1009936 B IT1009936 B IT 1009936B IT 21635/74 A IT21635/74 A IT 21635/74A IT 2163574 A IT2163574 A IT 2163574A IT 1009936 B IT1009936 B IT 1009936B
Authority
IT
Italy
Prior art keywords
heat pump
protection device
pump system
freezing protection
freezing
Prior art date
Application number
IT21635/74A
Other languages
English (en)
Original Assignee
American Air Filter Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by American Air Filter Co filed Critical American Air Filter Co
Application granted granted Critical
Publication of IT1009936B publication Critical patent/IT1009936B/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • 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
    • F25B13/00—Compression machines, plants or systems, with reversible cycle
    • 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
    • F25B25/00—Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00
    • F25B25/005—Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00 using primary and secondary 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
    • F25B29/00—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously
    • 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—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/06—Several compression cycles arranged in parallel
    • 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
    • F25B47/00—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
    • F25B47/006—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass for preventing frost

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Other Air-Conditioning Systems (AREA)
  • Air Conditioning Control Device (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
IT21635/74A 1973-08-15 1974-04-18 Dispositivo di protezione dal congelamento in un impianto di pompa di calore IT1009936B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00388421A US3823572A (en) 1973-08-15 1973-08-15 Freeze protection device in heat pump system

Publications (1)

Publication Number Publication Date
IT1009936B true IT1009936B (it) 1976-12-20

Family

ID=23534065

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21635/74A IT1009936B (it) 1973-08-15 1974-04-18 Dispositivo di protezione dal congelamento in un impianto di pompa di calore

Country Status (8)

Country Link
US (1) US3823572A (it)
BR (1) BR7404660A (it)
CA (1) CA994562A (it)
DE (1) DE2415324A1 (it)
ES (1) ES425332A1 (it)
FR (1) FR2241048B1 (it)
GB (1) GB1464626A (it)
IT (1) IT1009936B (it)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4054035A (en) * 1976-08-16 1977-10-18 American Air Filter Company, Inc. Ventilation air tempering device
FR2363061A1 (fr) * 1976-08-23 1978-03-24 Petroles Cie Francaise Procede de stockage d'un fluide au moyen d'un reservoir limitant la degradation d'enthalpie
US4122893A (en) * 1977-03-07 1978-10-31 American Air Filter Company, Inc. Air conditioning system
US4202181A (en) * 1977-03-21 1980-05-13 Lamb Jeffrey W Fuel conservation controller for heating and refrigeration apparatus
US4137725A (en) * 1977-08-29 1979-02-06 Fedders Corporation Compressor control for a reversible heat pump
GB2126695A (en) * 1982-09-01 1984-03-28 Andrews Ind Equipment Limited Improvements in air conditioning units
DE3565718D1 (en) * 1984-09-19 1988-11-24 Toshiba Kk Heat pump system
US5065593A (en) * 1990-09-18 1991-11-19 Electric Power Research Institute, Inc. Method for controlling indoor coil freeze-up of heat pumps and air conditioners
RU2133922C1 (ru) * 1999-01-12 1999-07-27 Лейзерович Борис Михайлович Система кондиционирования воздуха помещений
US6260373B1 (en) * 2000-02-16 2001-07-17 American Standard International Inc. Heat exchanger with double vibration isolation
US6606251B1 (en) * 2002-02-07 2003-08-12 Cooligy Inc. Power conditioning module
US6988534B2 (en) * 2002-11-01 2006-01-24 Cooligy, Inc. Method and apparatus for flexible fluid delivery for cooling desired hot spots in a heat producing device
US6881039B2 (en) * 2002-09-23 2005-04-19 Cooligy, Inc. Micro-fabricated electrokinetic pump
US7086839B2 (en) * 2002-09-23 2006-08-08 Cooligy, Inc. Micro-fabricated electrokinetic pump with on-frit electrode
US7000684B2 (en) * 2002-11-01 2006-02-21 Cooligy, Inc. Method and apparatus for efficient vertical fluid delivery for cooling a heat producing device
US7806168B2 (en) 2002-11-01 2010-10-05 Cooligy Inc Optimal spreader system, device and method for fluid cooled micro-scaled heat exchange
DE10393618T5 (de) * 2002-11-01 2005-11-17 Cooligy, Inc., Mountain View Verfahren und Vorrichtung zum Erreichen von Temperaturgleichförmigkeit und zur Kühlung von Überhitzungspunkten in einer Wärmeerzeugungsvorrichtung
US6986382B2 (en) * 2002-11-01 2006-01-17 Cooligy Inc. Interwoven manifolds for pressure drop reduction in microchannel heat exchangers
US20040112571A1 (en) * 2002-11-01 2004-06-17 Cooligy, Inc. Method and apparatus for efficient vertical fluid delivery for cooling a heat producing device
US7201012B2 (en) * 2003-01-31 2007-04-10 Cooligy, Inc. Remedies to prevent cracking in a liquid system
US7293423B2 (en) 2004-06-04 2007-11-13 Cooligy Inc. Method and apparatus for controlling freezing nucleation and propagation
US7044196B2 (en) * 2003-01-31 2006-05-16 Cooligy,Inc Decoupled spring-loaded mounting apparatus and method of manufacturing thereof
US7017654B2 (en) * 2003-03-17 2006-03-28 Cooligy, Inc. Apparatus and method of forming channels in a heat-exchanging device
US20040182551A1 (en) * 2003-03-17 2004-09-23 Cooligy, Inc. Boiling temperature design in pumped microchannel cooling loops
US7021369B2 (en) 2003-07-23 2006-04-04 Cooligy, Inc. Hermetic closed loop fluid system
US7591302B1 (en) 2003-07-23 2009-09-22 Cooligy Inc. Pump and fan control concepts in a cooling system
US7616444B2 (en) 2004-06-04 2009-11-10 Cooligy Inc. Gimballed attachment for multiple heat exchangers
RU2314460C2 (ru) * 2004-07-23 2008-01-10 Общество С Ограниченной Ответственностью "Лкц-Наука" Устройство для кондиционирования воздуха
US7913719B2 (en) * 2006-01-30 2011-03-29 Cooligy Inc. Tape-wrapped multilayer tubing and methods for making the same
US8157001B2 (en) 2006-03-30 2012-04-17 Cooligy Inc. Integrated liquid to air conduction module
US7715194B2 (en) 2006-04-11 2010-05-11 Cooligy Inc. Methodology of cooling multiple heat sources in a personal computer through the use of multiple fluid-based heat exchanging loops coupled via modular bus-type heat exchangers
US9297571B1 (en) 2008-03-10 2016-03-29 Liebert Corporation Device and methodology for the removal of heat from an equipment rack by means of heat exchangers mounted to a door
US8250877B2 (en) 2008-03-10 2012-08-28 Cooligy Inc. Device and methodology for the removal of heat from an equipment rack by means of heat exchangers mounted to a door
CA2729859C (en) * 2008-07-03 2015-01-06 Jeffrey A. Weston Thermal gradient fluid header for multiple heating and cooling systems
WO2010017327A1 (en) 2008-08-05 2010-02-11 Cooligy Inc. A microheat exchanger for laser diode cooling
US8109264B1 (en) * 2010-05-13 2012-02-07 Murray William M Hot water solar heating system and method
KR101216085B1 (ko) * 2010-08-17 2012-12-26 엘지전자 주식회사 히트펌프
JP6064753B2 (ja) * 2013-04-05 2017-01-25 株式会社デンソー 車両用熱管理システム
CN108895710B (zh) * 2018-08-10 2024-01-23 青岛艳阳天环保科技有限公司 一种耦合燃气加热功能的制冷加热系统
US20250230958A1 (en) * 2024-01-16 2025-07-17 Haier Us Appliance Solutions, Inc. Reversing valve with integrated heat exchanger and bypass

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2241060A (en) * 1939-08-24 1941-05-06 Gen Electric Heat pump system
US3067587A (en) * 1960-05-04 1962-12-11 Mcfarlan Alden Irving Air conditioning system
US3127929A (en) * 1961-05-29 1964-04-07 Trane Co Air conditioning system with one pipe heating and cooling
US3103794A (en) * 1962-07-02 1963-09-17 Westinghouse Electric Corp Defrost controls for heat pumps
US3523575A (en) * 1968-06-12 1970-08-11 American Standard Inc Air-conditioning system having heat storage reservoir
US3654988A (en) * 1970-02-24 1972-04-11 American Standard Inc Freeze protection for outdoor cooler

Also Published As

Publication number Publication date
US3823572A (en) 1974-07-16
FR2241048B1 (it) 1977-10-14
FR2241048A1 (it) 1975-03-14
ES425332A1 (es) 1976-05-16
DE2415324A1 (de) 1975-02-27
GB1464626A (en) 1977-02-16
CA994562A (en) 1976-08-10
BR7404660A (pt) 1976-02-10

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