EP2679930A4 - Refrigeration cycle apparatus - Google Patents
Refrigeration cycle apparatusInfo
- Publication number
- EP2679930A4 EP2679930A4 EP20110859245 EP11859245A EP2679930A4 EP 2679930 A4 EP2679930 A4 EP 2679930A4 EP 20110859245 EP20110859245 EP 20110859245 EP 11859245 A EP11859245 A EP 11859245A EP 2679930 A4 EP2679930 A4 EP 2679930A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- refrigeration cycle
- cycle apparatus
- refrigeration
- cycle
- Prior art date
- Legal status (The legal status 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 status listed.)
- Withdrawn
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
- F25B49/022—Compressor control arrangements
-
- 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
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/031—Sensor arrangements
- F25B2313/0314—Temperature sensors near the indoor heat exchanger
-
- 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
- F25B2313/031—Sensor arrangements
- F25B2313/0315—Temperature sensors near the outdoor heat exchanger
-
- 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
- F25B2600/026—Compressor control by controlling unloaders
- F25B2600/0261—Compressor control by controlling unloaders external to 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
- F25B2600/00—Control issues
- F25B2600/25—Control of valves
- F25B2600/2513—Expansion 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
- F25B2600/00—Control issues
- F25B2600/25—Control of valves
- F25B2600/2521—On-off valves controlled by pulse signals
-
- 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
- F25B2700/2104—Temperatures of an indoor room or compartment
-
- 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
- F25B2700/2106—Temperatures of fresh outdoor air
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2011/053839 WO2012114454A1 (en) | 2011-02-22 | 2011-02-22 | Refrigeration cycle apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2679930A1 EP2679930A1 (en) | 2014-01-01 |
EP2679930A4 true EP2679930A4 (en) | 2015-04-29 |
Family
ID=46720274
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20110859245 Withdrawn EP2679930A4 (en) | 2011-02-22 | 2011-02-22 | Refrigeration cycle apparatus |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP2679930A4 (en) |
JP (1) | JP5965895B2 (en) |
CN (1) | CN103380334B (en) |
WO (1) | WO2012114454A1 (en) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5914307B2 (en) * | 2012-12-03 | 2016-05-11 | リンナイ株式会社 | Heat pump heating system |
US9476624B2 (en) | 2013-02-18 | 2016-10-25 | Liebert Corporation | Scroll compressor differential pressure control during compressor shutdown transitions |
US9829233B2 (en) | 2013-02-18 | 2017-11-28 | Liebert Corporation | Scroll compressor differential pressure control during compressor startup transitions |
US9477235B2 (en) * | 2013-02-18 | 2016-10-25 | Liebert Corporation | Methods of controlling a cooling system based on pressure differences across a scroll compressor |
JP6120966B2 (en) * | 2013-07-10 | 2017-04-26 | 三菱電機株式会社 | Refrigeration cycle equipment |
CN104215008B (en) * | 2014-10-08 | 2016-05-25 | 烟台荏原空调设备有限公司 | A kind of method and system of screw refrigerator capacity regulating |
JP6767841B2 (en) * | 2016-10-14 | 2020-10-14 | サンデン・オートモーティブクライメイトシステム株式会社 | Vehicle air conditioner |
JP2019020080A (en) * | 2017-07-20 | 2019-02-07 | 三菱重工サーマルシステムズ株式会社 | Air conditioning device and operation method therefor |
DE102017123560A1 (en) * | 2017-10-10 | 2019-04-11 | Eut Edelstahl Umformtechnik Gmbh | Self-regulating adjusting device for a flow control valve, a tempering system as well as a distributor device with the same, and method for this |
KR102052341B1 (en) * | 2017-11-29 | 2019-12-04 | (주)퓨처시스텍 | A Electrical Expanding Control Valve for A Refrigerator Vehicle to Applying Various Refrigerants |
WO2019239587A1 (en) * | 2018-06-15 | 2019-12-19 | 三菱電機株式会社 | Refrigeration cycle device |
JP7332882B2 (en) * | 2019-09-30 | 2023-08-24 | ダイキン工業株式会社 | Refrigeration cycle device and four-way valve |
CN113670969A (en) * | 2021-09-09 | 2021-11-19 | 中国矿业大学(北京) | Freeze-thaw cycle simulation device |
CN116336619A (en) * | 2021-12-23 | 2023-06-27 | 青岛海尔空调器有限总公司 | Method and device for adjusting air conditioner refrigerant, air conditioner and storage medium |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5224354A (en) * | 1991-10-18 | 1993-07-06 | Hitachi, Ltd. | Control system for refrigerating apparatus |
EP1087142A2 (en) * | 1999-09-21 | 2001-03-28 | Copeland Corporation | Scroll compressor capacity control |
WO2007050063A1 (en) * | 2005-10-26 | 2007-05-03 | Carrier Corporation | Refrigerant system with pulse width modulated components and variable speed compressor |
WO2008147532A1 (en) * | 2007-05-24 | 2008-12-04 | Computer Process Controls, Inc. | Refrigeration system and method using multiple variable capacity devices |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58193055A (en) * | 1982-05-04 | 1983-11-10 | 株式会社東芝 | Heat pump type air conditioner |
JPS62126289A (en) * | 1985-11-25 | 1987-06-08 | Toshiba Corp | Air conditioner |
JPH0277555U (en) * | 1988-11-30 | 1990-06-14 | ||
JPH04340058A (en) * | 1991-01-28 | 1992-11-26 | Toshiba Corp | Refrigeration cycle device |
JPH05149608A (en) * | 1991-11-29 | 1993-06-15 | Daikin Ind Ltd | Controller of air conditioner operation |
JP3103673B2 (en) * | 1992-07-09 | 2000-10-30 | 東芝キヤリア株式会社 | Scroll compressor |
US5741120A (en) | 1995-06-07 | 1998-04-21 | Copeland Corporation | Capacity modulated scroll machine |
JP3489281B2 (en) * | 1995-07-31 | 2004-01-19 | 松下電器産業株式会社 | Air conditioner expansion valve controller |
JPH11324951A (en) * | 1998-05-19 | 1999-11-26 | Mitsubishi Electric Corp | Air conditioner |
JP3849467B2 (en) * | 2001-07-11 | 2006-11-22 | 松下電器産業株式会社 | Air conditioner |
JP2005016884A (en) * | 2003-06-27 | 2005-01-20 | Matsushita Electric Ind Co Ltd | Air conditioner |
JP4920432B2 (en) * | 2007-01-23 | 2012-04-18 | 三菱電機株式会社 | Air conditioning system |
WO2008100261A2 (en) * | 2007-02-15 | 2008-08-21 | Carrier Corporation | Pulse width modulation with reduced suction pressure to improve efficiency |
-
2011
- 2011-02-22 CN CN201180067090.0A patent/CN103380334B/en not_active Expired - Fee Related
- 2011-02-22 EP EP20110859245 patent/EP2679930A4/en not_active Withdrawn
- 2011-02-22 WO PCT/JP2011/053839 patent/WO2012114454A1/en active Application Filing
- 2011-02-22 JP JP2013500750A patent/JP5965895B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5224354A (en) * | 1991-10-18 | 1993-07-06 | Hitachi, Ltd. | Control system for refrigerating apparatus |
EP1087142A2 (en) * | 1999-09-21 | 2001-03-28 | Copeland Corporation | Scroll compressor capacity control |
WO2007050063A1 (en) * | 2005-10-26 | 2007-05-03 | Carrier Corporation | Refrigerant system with pulse width modulated components and variable speed compressor |
WO2008147532A1 (en) * | 2007-05-24 | 2008-12-04 | Computer Process Controls, Inc. | Refrigeration system and method using multiple variable capacity devices |
Non-Patent Citations (1)
Title |
---|
See also references of WO2012114454A1 * |
Also Published As
Publication number | Publication date |
---|---|
JP5965895B2 (en) | 2016-08-10 |
JPWO2012114454A1 (en) | 2014-07-07 |
CN103380334B (en) | 2016-03-16 |
EP2679930A1 (en) | 2014-01-01 |
CN103380334A (en) | 2013-10-30 |
WO2012114454A1 (en) | 2012-08-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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17P | Request for examination filed |
Effective date: 20130923 |
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AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
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DAX | Request for extension of the european patent (deleted) | ||
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F25B 1/00 20060101AFI20141118BHEP Ipc: F25B 1/04 20060101ALI20141118BHEP |
|
RA4 | Supplementary search report drawn up and despatched (corrected) |
Effective date: 20150331 |
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RIC1 | Information provided on ipc code assigned before grant |
Ipc: F25B 1/04 20060101ALI20150325BHEP Ipc: F25B 1/00 20060101AFI20150325BHEP |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: HITACHI APPLIANCES, INC. |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: JOHNSON CONTROLS-HITACHI AIR CONDITIONING TECHNOLO |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: HITACHI-JOHNSON CONTROLS AIR CONDITIONING, INC. |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
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17Q | First examination report despatched |
Effective date: 20190910 |
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Free format text: STATUS: EXAMINATION IS IN PROGRESS |
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Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
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STAA | Information on the status of an ep patent application or granted ep patent |
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INTG | Intention to grant announced |
Effective date: 20210326 |
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18D | Application deemed to be withdrawn |
Effective date: 20210806 |