IT1009936B - FREEZING PROTECTION DEVICE IN A HEAT PUMP SYSTEM - Google Patents

FREEZING PROTECTION DEVICE IN A HEAT PUMP SYSTEM

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
Italian (it)
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/en

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00Air-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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B13/00Compression machines, plants or systems, with reversible cycle
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B25/00Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00
    • F25B25/005Machines, 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B29/00Combined heating and refrigeration systems, e.g. operating alternately or simultaneously
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2400/00General 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
    • F25B2400/06Several compression cycles arranged in parallel
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B47/00Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
    • F25B47/006Arrangements 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 FREEZING PROTECTION DEVICE IN A HEAT PUMP SYSTEM IT1009936B (en)

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 (en) 1976-12-20

Family

ID=23534065

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21635/74A IT1009936B (en) 1973-08-15 1974-04-18 FREEZING PROTECTION DEVICE IN A HEAT PUMP SYSTEM

Country Status (8)

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

Families Citing this family (37)

* 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 (en) * 1976-08-23 1978-03-24 Petroles Cie Francaise METHOD OF STORING A FLUID BY MEANS OF A TANK LIMITING ENTHALPY DEGRADATION
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
EP0179225B1 (en) * 1984-09-19 1988-10-19 Kabushiki Kaisha Toshiba 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
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
US6986382B2 (en) * 2002-11-01 2006-01-17 Cooligy Inc. Interwoven manifolds for pressure drop reduction in microchannel heat exchangers
US7806168B2 (en) 2002-11-01 2010-10-05 Cooligy Inc Optimal spreader system, device and method for fluid cooled micro-scaled heat exchange
US7000684B2 (en) * 2002-11-01 2006-02-21 Cooligy, Inc. Method and apparatus for efficient vertical fluid delivery for cooling a heat producing device
US20040112571A1 (en) * 2002-11-01 2004-06-17 Cooligy, Inc. Method and apparatus for efficient vertical fluid delivery for cooling a heat producing device
TWI295726B (en) * 2002-11-01 2008-04-11 Cooligy Inc Method and apparatus for achieving temperature uniformity and hot spot cooling in a heat producing device
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
US7201012B2 (en) * 2003-01-31 2007-04-10 Cooligy, Inc. Remedies to prevent cracking in a liquid system
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
US7591302B1 (en) 2003-07-23 2009-09-22 Cooligy Inc. Pump and fan control concepts in a cooling system
US7021369B2 (en) 2003-07-23 2006-04-04 Cooligy, Inc. Hermetic closed loop fluid system
US7616444B2 (en) 2004-06-04 2009-11-10 Cooligy Inc. Gimballed attachment for multiple heat exchangers
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
US20090225514A1 (en) 2008-03-10 2009-09-10 Adrian Correa Device and methodology for the removal of heat from an equipment rack by means of heat exchangers mounted to a door
DK2310751T3 (en) * 2008-07-03 2017-06-19 Jeffrey A Weston HEAT GRADIENT FLUID COLLECTION FOR MULTIPLE HEATING AND COOLING SYSTEM
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 (en) * 2010-08-17 2012-12-26 엘지전자 주식회사 Heat pump
JP6064753B2 (en) * 2013-04-05 2017-01-25 株式会社デンソー Thermal management system for vehicles
CN108895710B (en) * 2018-08-10 2024-01-23 青岛艳阳天环保科技有限公司 Refrigerating and heating system with coupling fuel gas heating function

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
FR2241048B1 (en) 1977-10-14
GB1464626A (en) 1977-02-16
ES425332A1 (en) 1976-05-16
DE2415324A1 (en) 1975-02-27
BR7404660A (en) 1976-02-10
US3823572A (en) 1974-07-16
FR2241048A1 (en) 1975-03-14
CA994562A (en) 1976-08-10

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