PT67229B - A heat pump system having multiple compressors - Google Patents
A heat pump system having multiple compressorsInfo
- Publication number
- PT67229B PT67229B PT67229A PT6722977A PT67229B PT 67229 B PT67229 B PT 67229B PT 67229 A PT67229 A PT 67229A PT 6722977 A PT6722977 A PT 6722977A PT 67229 B PT67229 B PT 67229B
- Authority
- PT
- Portugal
- Prior art keywords
- heat pump
- pump system
- multiple compressors
- compressors
- heat
- 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
- F25B30/00—Heat pumps
- F25B30/02—Heat pumps of the compression type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/06—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units
- F24F3/065—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units with a plurality of evaporators or 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
- 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
- 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
- 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/02—Detecting the presence of frost or condensate
-
- 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
- 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)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Air Conditioning Control Device (AREA)
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/739,398 US4105064A (en) | 1976-11-08 | 1976-11-08 | Two stage compressor heating |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PT67229A PT67229A (en) | 1977-12-01 |
| PT67229B true PT67229B (en) | 1979-04-13 |
Family
ID=24972104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT67229A PT67229B (en) | 1976-11-08 | 1977-11-02 | A heat pump system having multiple compressors |
Country Status (19)
| Country | Link |
|---|---|
| US (1) | US4105064A (pt) |
| JP (1) | JPS5367145A (pt) |
| AR (1) | AR217265A1 (pt) |
| AU (1) | AU509296B2 (pt) |
| BR (1) | BR7707310A (pt) |
| CA (1) | CA1059329A (pt) |
| CH (1) | CH626439A5 (pt) |
| DE (1) | DE2746908C2 (pt) |
| ES (1) | ES463843A1 (pt) |
| FR (1) | FR2393249A1 (pt) |
| GB (1) | GB1581076A (pt) |
| IL (1) | IL53181A0 (pt) |
| IT (1) | IT1087125B (pt) |
| MX (1) | MX145916A (pt) |
| NZ (1) | NZ185444A (pt) |
| PT (1) | PT67229B (pt) |
| SE (1) | SE431675B (pt) |
| YU (1) | YU39502B (pt) |
| ZA (1) | ZA776092B (pt) |
Families Citing this family (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1605052A (en) * | 1977-04-21 | 1981-12-16 | Trane Co | Air conditioning system |
| US4157649A (en) * | 1978-03-24 | 1979-06-12 | Carrier Corporation | Multiple compressor heat pump with coordinated defrost |
| US4228846A (en) * | 1978-08-02 | 1980-10-21 | Carrier Corporation | Control apparatus for a two-speed heat pump |
| US4248053A (en) * | 1979-03-05 | 1981-02-03 | Westinghouse Electric Corp. | Dual capacity compressor with reversible motor and controls arrangement therefor |
| EP0019235A1 (de) * | 1979-05-11 | 1980-11-26 | Vereinigte Metallwerke Ranshofen-Berndorf AG | Langzeitwärmespeicher mit Aggregatzustandsumwandlung |
| US4332137A (en) * | 1979-10-22 | 1982-06-01 | Carrier Corporation | Heat exchange apparatus and method having two refrigeration circuits |
| FR2493422A1 (fr) * | 1980-10-31 | 1982-05-07 | Westinghouse Electric Corp | Groupe motocompresseur de refrigeration a capacite multiple avec dispositif de commande. |
| JPS6470636A (en) * | 1987-09-10 | 1989-03-16 | Toshiba Corp | Air-conditioning machine |
| DE3832037A1 (de) * | 1988-09-21 | 1990-03-22 | Kriwan Ind Elektronik Gmbh | Verfahren zur steuerung von arbeitsmaschinen in einer verbundanlage |
| JPH0453628U (pt) * | 1990-09-12 | 1992-05-07 | ||
| US5205130A (en) * | 1991-07-02 | 1993-04-27 | Pannell Bobby L | Dual stage AC system for recreational vehicle |
| US5307645A (en) * | 1991-07-02 | 1994-05-03 | Pannell Bobby L | Air conditioning system for a recreational vehicle |
| US5722245A (en) * | 1996-08-27 | 1998-03-03 | Ponder; Henderson Frank | Microwave heat pump defroster |
| US5771699A (en) * | 1996-10-02 | 1998-06-30 | Ponder; Henderson F. | Three coil electric heat pump |
| US5715690A (en) * | 1996-10-03 | 1998-02-10 | Ponder; Henderson F. | Microwave thermal heat pump defroster |
| US6283716B1 (en) * | 1997-10-28 | 2001-09-04 | Coltec Industries Inc. | Multistage blowdown valve for a compressor system |
| IT1305719B1 (it) * | 1998-11-16 | 2001-05-15 | Autoclima S P A | Sistema di condizionamenteo dell'aria di un autoveicolo, a duecircuiti frigoriferi separati ed autonomi, con scambiatori di calore |
| US9694651B2 (en) * | 2002-04-29 | 2017-07-04 | Bergstrom, Inc. | Vehicle air conditioning and heating system providing engine on and off operation |
| US6978630B2 (en) * | 2004-01-16 | 2005-12-27 | Dometic Corporation | Dual-circuit refrigeration system |
| 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 |
| US20080098760A1 (en) * | 2006-10-30 | 2008-05-01 | Electro Industries, Inc. | Heat pump system and controls |
| US7296425B2 (en) * | 2005-04-01 | 2007-11-20 | Sunwell Engineering Co., Ltd. | Sensor assembly for detecting ice crystal formation on heat exchange surface and ice-making machine incorporating the same |
| US20080229762A1 (en) * | 2005-12-07 | 2008-09-25 | Alexander Lifson | Multi-Circuit Refrigerant System Using Distinct Refrigerants |
| JP4978303B2 (ja) * | 2007-05-15 | 2012-07-18 | パナソニック株式会社 | 熱交換形換気装置 |
| CN102668738B (zh) * | 2009-11-25 | 2014-12-03 | 松下电器产业株式会社 | 发热体收纳箱冷却装置 |
| JP5766293B2 (ja) * | 2011-09-13 | 2015-08-19 | 三菱電機株式会社 | 冷凍空調装置 |
| US9835368B2 (en) * | 2011-09-13 | 2017-12-05 | Mitsubishi Electric Corporation | Refrigerating and air-conditioning apparatus for use in a defrosting operation |
| CN104728820B (zh) * | 2013-12-18 | 2016-09-07 | 苟仲武 | 热泵电汽水锅炉 |
| US9581371B2 (en) | 2014-03-21 | 2017-02-28 | Lennox Industries Inc. | System for operating an HVAC system having tandem compressors |
| US10415856B2 (en) | 2017-04-05 | 2019-09-17 | Lennox Industries Inc. | Method and apparatus for part-load optimized refrigeration system with integrated intertwined row split condenser coil |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3107500A (en) * | 1961-04-24 | 1963-10-22 | George L Coad | Temperature-responsive heat pump defrosting unit |
| US3103794A (en) * | 1962-07-02 | 1963-09-17 | Westinghouse Electric Corp | Defrost controls for heat pumps |
| US3103793A (en) * | 1962-11-20 | 1963-09-17 | Westinghouse Electric Corp | Defrost controls for heat pumps |
| US3556203A (en) * | 1969-03-17 | 1971-01-19 | Westinghouse Electric Corp | Temperature control system |
-
1976
- 1976-11-08 US US05/739,398 patent/US4105064A/en not_active Expired - Lifetime
-
1977
- 1977-10-07 CA CA288,359A patent/CA1059329A/en not_active Expired
- 1977-10-12 SE SE7711488A patent/SE431675B/xx not_active IP Right Cessation
- 1977-10-12 ZA ZA00776092A patent/ZA776092B/xx unknown
- 1977-10-17 NZ NZ185444A patent/NZ185444A/xx unknown
- 1977-10-19 DE DE2746908A patent/DE2746908C2/de not_active Expired
- 1977-10-20 GB GB43809/77A patent/GB1581076A/en not_active Expired
- 1977-10-21 IL IL53181A patent/IL53181A0/xx not_active IP Right Cessation
- 1977-10-25 IT IT28979/77A patent/IT1087125B/it active
- 1977-10-25 MX MX171083A patent/MX145916A/es unknown
- 1977-10-27 AR AR269750A patent/AR217265A1/es active
- 1977-10-31 BR BR7707310A patent/BR7707310A/pt unknown
- 1977-11-02 PT PT67229A patent/PT67229B/pt unknown
- 1977-11-03 AU AU30296/77A patent/AU509296B2/en not_active Expired
- 1977-11-03 YU YU2631/77A patent/YU39502B/xx unknown
- 1977-11-04 FR FR7733219A patent/FR2393249A1/fr active Granted
- 1977-11-04 ES ES463843A patent/ES463843A1/es not_active Expired
- 1977-11-07 CH CH1351277A patent/CH626439A5/de not_active IP Right Cessation
- 1977-11-07 JP JP13335377A patent/JPS5367145A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| CA1059329A (en) | 1979-07-31 |
| YU263177A (en) | 1982-05-31 |
| AU509296B2 (en) | 1980-05-01 |
| SE431675B (sv) | 1984-02-20 |
| GB1581076A (en) | 1980-12-10 |
| US4105064A (en) | 1978-08-08 |
| BR7707310A (pt) | 1978-06-20 |
| ZA776092B (en) | 1978-06-28 |
| JPS5634782B2 (pt) | 1981-08-12 |
| MX145916A (es) | 1982-04-21 |
| DE2746908A1 (de) | 1978-05-11 |
| JPS5367145A (en) | 1978-06-15 |
| IL53181A0 (en) | 1977-12-30 |
| SE7711488L (sv) | 1978-05-09 |
| ES463843A1 (es) | 1978-06-01 |
| DE2746908C2 (de) | 1984-04-05 |
| NZ185444A (en) | 1980-12-19 |
| AR217265A1 (es) | 1980-03-14 |
| IT1087125B (it) | 1985-05-31 |
| PT67229A (en) | 1977-12-01 |
| FR2393249A1 (fr) | 1978-12-29 |
| CH626439A5 (pt) | 1981-11-13 |
| FR2393249B1 (pt) | 1984-06-08 |
| YU39502B (en) | 1984-12-31 |
| AU3029677A (en) | 1979-05-10 |
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