IL56806A - Dual compressor heat pump with defrost control means - Google Patents
Dual compressor heat pump with defrost control meansInfo
- Publication number
- IL56806A IL56806A IL56806A IL5680679A IL56806A IL 56806 A IL56806 A IL 56806A IL 56806 A IL56806 A IL 56806A IL 5680679 A IL5680679 A IL 5680679A IL 56806 A IL56806 A IL 56806A
- Authority
- IL
- Israel
- Prior art keywords
- control means
- heat pump
- defrost control
- compressor heat
- dual compressor
- Prior art date
Links
Classifications
-
- 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
- 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
- F25B47/00—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
- F25B47/02—Defrosting cycles
- F25B47/022—Defrosting cycles hot gas defrosting
- F25B47/025—Defrosting cycles hot gas defrosting by reversing the 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/002—Defroster control
-
- 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
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/023—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units
-
- 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
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/025—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple outdoor units
-
- 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
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/025—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple outdoor units
- F25B2313/0251—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple outdoor units being defrosted alternately
-
- 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
- F25B2347/00—Details for preventing or removing deposits or corrosion
- F25B2347/02—Details of defrosting cycles
- F25B2347/021—Alternate defrosting
-
- 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
Landscapes
- 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)
- Air Conditioning Control Device (AREA)
- Central Heating Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/889,695 US4157649A (en) | 1978-03-24 | 1978-03-24 | Multiple compressor heat pump with coordinated defrost |
Publications (2)
Publication Number | Publication Date |
---|---|
IL56806A0 IL56806A0 (en) | 1979-05-31 |
IL56806A true IL56806A (en) | 1984-07-31 |
Family
ID=25395622
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL56806A IL56806A (en) | 1978-03-24 | 1979-03-06 | Dual compressor heat pump with defrost control means |
Country Status (13)
Country | Link |
---|---|
US (1) | US4157649A (no) |
JP (1) | JPS594628B2 (no) |
AR (1) | AR221236A1 (no) |
AU (1) | AU526852B2 (no) |
CA (1) | CA1093329A (no) |
DE (1) | DE2910316C2 (no) |
FI (1) | FI68313C (no) |
FR (1) | FR2420732A1 (no) |
GB (1) | GB2017286B (no) |
IL (1) | IL56806A (no) |
IT (1) | IT1112412B (no) |
NO (1) | NO146409C (no) |
SE (1) | SE437567B (no) |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4201065A (en) * | 1978-12-18 | 1980-05-06 | Carrier Corporation | Variable capacity vapor compression refrigeration system |
US4332137A (en) * | 1979-10-22 | 1982-06-01 | Carrier Corporation | Heat exchange apparatus and method having two refrigeration circuits |
DE3023089C2 (de) * | 1980-06-20 | 1982-10-28 | Peter 7811 Sulzburg Döbelin | Duo-Kältemittelverdampfer |
US4474018A (en) * | 1982-05-06 | 1984-10-02 | Arthur D. Little, Inc. | Heat pump system for production of domestic hot water |
JPS6470636A (en) * | 1987-09-10 | 1989-03-16 | Toshiba Corp | Air-conditioning machine |
JPH10132400A (ja) * | 1996-10-24 | 1998-05-22 | Mitsubishi Heavy Ind Ltd | パラレル型冷凍機 |
US5953926A (en) * | 1997-08-05 | 1999-09-21 | Tennessee Valley Authority | Heating, cooling, and dehumidifying system with energy recovery |
KR100385432B1 (ko) * | 2000-09-19 | 2003-05-27 | 주식회사 케이씨텍 | 표면 세정용 에어로졸 생성 시스템 |
US6536231B2 (en) * | 2001-05-31 | 2003-03-25 | Carrier Corporation | Tube and shell heat exchanger for multiple circuit refrigerant system |
KR20050037852A (ko) * | 2003-10-20 | 2005-04-25 | 엘에스전선 주식회사 | 분할형 열교환기가 구비된 복수 압축식 냉동기 |
EP1701112B1 (en) * | 2003-11-28 | 2017-11-15 | Mitsubishi Denki Kabushiki Kaisha | Freezer and air conditioner |
JP3711999B2 (ja) * | 2004-03-31 | 2005-11-02 | ダイキン工業株式会社 | 調湿装置 |
US20080098760A1 (en) * | 2006-10-30 | 2008-05-01 | Electro Industries, Inc. | Heat pump system and controls |
US7802441B2 (en) * | 2004-05-12 | 2010-09-28 | Electro Industries, Inc. | Heat pump with accumulator at boost compressor output |
US7849700B2 (en) * | 2004-05-12 | 2010-12-14 | Electro Industries, Inc. | Heat pump with forced air heating regulated by withdrawal of heat to a radiant heating system |
KR100565257B1 (ko) * | 2004-10-05 | 2006-03-30 | 엘지전자 주식회사 | 압축기를 이용한 이차냉매사이클 및 이를 구비한 공기조화기 |
US7810353B2 (en) * | 2005-05-27 | 2010-10-12 | Purdue Research Foundation | Heat pump system with multi-stage compression |
US7654104B2 (en) * | 2005-05-27 | 2010-02-02 | Purdue Research Foundation | Heat pump system with multi-stage compression |
EP1960719A4 (en) * | 2005-12-07 | 2008-11-26 | Carrier Corp | MULTI-CIRCUIT REFRIGERATING SYSTEM USING SEPARATE REFRIGERANTS |
ES2318941B1 (es) * | 2006-02-21 | 2010-01-21 | Aproalia, S.L. | Sistema combinado de refrigeracion y climatizacion. |
US20070295017A1 (en) * | 2006-06-22 | 2007-12-27 | Specific Climate Systems, Inc. | In transit heating and cooling of passenger area of recreational vehicle |
JP5405011B2 (ja) * | 2007-10-02 | 2014-02-05 | ホシザキ電機株式会社 | 冷凍装置 |
US8282017B2 (en) * | 2007-11-02 | 2012-10-09 | Tube Fabrication Design, Inc. | Multiple cell heat transfer system |
CN102109259B (zh) * | 2009-12-23 | 2013-01-02 | 同方人工环境有限公司 | 一种空气源热泵机组双并联翅片式换热器的除霜方法 |
US10274210B2 (en) | 2010-08-27 | 2019-04-30 | Nortek Air Solutions Canada, Inc. | Heat pump humidifier and dehumidifier system and method |
US9835368B2 (en) * | 2011-09-13 | 2017-12-05 | Mitsubishi Electric Corporation | Refrigerating and air-conditioning apparatus for use in a defrosting operation |
EP2757326B1 (en) * | 2011-09-13 | 2020-04-22 | Mitsubishi Electric Corporation | Refrigeration and air-conditioning device |
US9772124B2 (en) | 2013-03-13 | 2017-09-26 | Nortek Air Solutions Canada, Inc. | Heat pump defrosting system and method |
US9581371B2 (en) | 2014-03-21 | 2017-02-28 | Lennox Industries Inc. | System for operating an HVAC system having tandem compressors |
JP6249932B2 (ja) * | 2014-12-04 | 2017-12-20 | 三菱電機株式会社 | 空調システム |
KR101721771B1 (ko) * | 2015-09-17 | 2017-03-30 | 엘지전자 주식회사 | 냉장고 제어 방법 |
US10634369B1 (en) * | 2019-04-17 | 2020-04-28 | Waleed KH. A. KH. Al-Deraiei | Dual-cycle and dual-outlet air conditioner |
CN112361640B (zh) * | 2020-10-15 | 2022-01-28 | 珠海格力电器股份有限公司 | 一种空调系统及其除霜方法 |
CN113531776B (zh) * | 2021-07-26 | 2022-05-10 | 珠海格力电器股份有限公司 | 空调机组的化霜控制方法、装置、存储介质及空调机组 |
CN114001437B (zh) * | 2021-11-24 | 2023-03-31 | 美的集团武汉制冷设备有限公司 | 新风设备的控制方法、装置、设备及存储介质 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2241060A (en) * | 1939-08-24 | 1941-05-06 | Gen Electric | Heat pump system |
US2692481A (en) * | 1951-03-16 | 1954-10-26 | Gen Motors Corp | Dual evaporator air cooling apparatus |
US2796743A (en) * | 1954-03-11 | 1957-06-25 | Alden I Mcfarlan | Plural stage air conditioning system |
US2769314A (en) * | 1955-04-01 | 1956-11-06 | Gen Motors Corp | Window mounted refrigerating apparatus |
US3392541A (en) * | 1967-02-06 | 1968-07-16 | Larkin Coils Inc | Plural compressor reverse cycle refrigeration or heat pump system |
US3750415A (en) * | 1972-03-01 | 1973-08-07 | Peuchen Inc | Method and apparatus for drying a gas and chilling it to low temperatures |
US4040268A (en) * | 1976-07-15 | 1977-08-09 | General Electric Company | Multi-circuited A-coil heat exchanger |
US4105064A (en) * | 1976-11-08 | 1978-08-08 | Carrier Corporation | Two stage compressor heating |
-
1978
- 1978-03-24 US US05/889,695 patent/US4157649A/en not_active Expired - Lifetime
-
1979
- 1979-02-27 CA CA322,398A patent/CA1093329A/en not_active Expired
- 1979-03-06 IL IL56806A patent/IL56806A/xx unknown
- 1979-03-09 GB GB7908323A patent/GB2017286B/en not_active Expired
- 1979-03-15 IT IT21024/79A patent/IT1112412B/it active
- 1979-03-16 DE DE2910316A patent/DE2910316C2/de not_active Expired
- 1979-03-19 FI FI790918A patent/FI68313C/fi not_active IP Right Cessation
- 1979-03-19 SE SE7902448A patent/SE437567B/sv not_active IP Right Cessation
- 1979-03-21 AR AR275886A patent/AR221236A1/es active
- 1979-03-22 FR FR7907278A patent/FR2420732A1/fr active Granted
- 1979-03-23 AU AU45373/79A patent/AU526852B2/en not_active Ceased
- 1979-03-23 NO NO790979A patent/NO146409C/no unknown
- 1979-03-23 JP JP54034187A patent/JPS594628B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NO790979L (no) | 1979-09-25 |
NO146409B (no) | 1982-06-14 |
SE7902448L (sv) | 1979-09-25 |
IT7921024A0 (it) | 1979-03-15 |
CA1093329A (en) | 1981-01-13 |
GB2017286B (en) | 1982-07-14 |
FI68313B (fi) | 1985-04-30 |
JPS594628B2 (ja) | 1984-01-31 |
SE437567B (sv) | 1985-03-04 |
US4157649A (en) | 1979-06-12 |
FR2420732A1 (fr) | 1979-10-19 |
DE2910316C2 (de) | 1984-07-19 |
AU4537379A (en) | 1979-09-27 |
FR2420732B1 (no) | 1984-04-06 |
IL56806A0 (en) | 1979-05-31 |
AR221236A1 (es) | 1981-01-15 |
DE2910316A1 (de) | 1979-10-04 |
IT1112412B (it) | 1986-01-13 |
GB2017286A (en) | 1979-10-03 |
AU526852B2 (en) | 1983-02-03 |
JPS54131158A (en) | 1979-10-12 |
FI790918A (fi) | 1979-09-25 |
FI68313C (fi) | 1985-08-12 |
NO146409C (no) | 1982-09-22 |
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