EP1914493B8 - Air-conditioning apparatus - Google Patents

Air-conditioning apparatus Download PDF

Info

Publication number
EP1914493B8
EP1914493B8 EP20070118087 EP07118087A EP1914493B8 EP 1914493 B8 EP1914493 B8 EP 1914493B8 EP 20070118087 EP20070118087 EP 20070118087 EP 07118087 A EP07118087 A EP 07118087A EP 1914493 B8 EP1914493 B8 EP 1914493B8
Authority
EP
European Patent Office
Prior art keywords
air
conditioning apparatus
conditioning
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.)
Expired - Fee Related
Application number
EP20070118087
Other languages
German (de)
French (fr)
Other versions
EP1914493A2 (en
EP1914493A3 (en
EP1914493B1 (en
Inventor
Satoshi Watanabe
Masashi Maeno
Shinichi Isozumi
Keisuke Mitoma
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
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 Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Publication of EP1914493A2 publication Critical patent/EP1914493A2/en
Publication of EP1914493A3 publication Critical patent/EP1914493A3/en
Publication of EP1914493B1 publication Critical patent/EP1914493B1/en
Application granted granted Critical
Publication of EP1914493B8 publication Critical patent/EP1914493B8/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F25B31/00—Compressor arrangements
    • F25B31/002—Lubrication
    • F25B31/004—Lubrication oil recirculating 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
    • 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
    • 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
    • F25B2500/00—Problems to be solved
    • F25B2500/01—Geometry problems, e.g. for reducing size
    • 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
    • F25B2500/00—Problems to be solved
    • F25B2500/16—Lubrication
    • 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
EP20070118087 2006-10-11 2007-10-09 Air-conditioning apparatus Expired - Fee Related EP1914493B8 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006277481A JP5259944B2 (en) 2006-10-11 2006-10-11 Air conditioner

Publications (4)

Publication Number Publication Date
EP1914493A2 EP1914493A2 (en) 2008-04-23
EP1914493A3 EP1914493A3 (en) 2011-06-08
EP1914493B1 EP1914493B1 (en) 2012-07-11
EP1914493B8 true EP1914493B8 (en) 2012-09-26

Family

ID=38951720

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20070118087 Expired - Fee Related EP1914493B8 (en) 2006-10-11 2007-10-09 Air-conditioning apparatus

Country Status (4)

Country Link
EP (1) EP1914493B8 (en)
JP (1) JP5259944B2 (en)
CN (1) CN101162104B (en)
ES (1) ES2390485T3 (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4902723B2 (en) * 2009-11-12 2012-03-21 三菱電機株式会社 Condensation pressure detection system and refrigeration cycle system
JP5773711B2 (en) * 2011-04-01 2015-09-02 三菱電機株式会社 refrigerator
JP2013044512A (en) * 2011-08-26 2013-03-04 Yanmar Co Ltd Air conditioning system
CN103162385B (en) * 2013-04-02 2016-01-13 四川长虹电器股份有限公司 A kind of device and method adjusting electronic expansion valve of refrigeration equipment
JP6207982B2 (en) * 2013-11-13 2017-10-04 三菱重工サーマルシステムズ株式会社 Cooling / heating free multi-type air conditioner refrigerant piping cleaning method
KR102073011B1 (en) 2013-12-18 2020-03-02 삼성전자주식회사 Oil detecting apparatus, compressor having the same and method for controlling compressor
JP6690151B2 (en) * 2015-08-03 2020-04-28 ダイキン工業株式会社 Judgment device
WO2017183068A1 (en) * 2016-04-18 2017-10-26 三菱電機株式会社 Refrigeration cycle device
JP6540666B2 (en) * 2016-11-24 2019-07-10 ダイキン工業株式会社 Refrigeration system
JP6847216B2 (en) * 2017-06-23 2021-03-24 三菱電機株式会社 Refrigeration cycle equipment
US11525598B2 (en) * 2018-09-28 2022-12-13 Mitsubishi Electric Corporation Air-conditioning apparatus
CN109539407A (en) * 2018-11-19 2019-03-29 珠海格力电器股份有限公司 Multi-line system and its control method
WO2020174677A1 (en) * 2019-02-28 2020-09-03 三菱電機株式会社 Refrigeration cycle device
CN109855229A (en) * 2019-03-01 2019-06-07 珠海格力电器股份有限公司 It is segmented the method for controlling oil return and multi-line system of oil return
CN110645745A (en) * 2019-10-23 2020-01-03 珠海格力电器股份有限公司 Air conditioner capable of continuously heating and control method thereof
CN110986257B (en) * 2019-12-17 2023-05-26 珠海格力电器股份有限公司 Multi-split system cleaning method and device and air conditioning equipment
CN114061056B (en) * 2020-07-28 2023-05-30 广东美的制冷设备有限公司 Air conditioner control method, air conditioner and computer readable storage medium
CN112361537B (en) * 2020-11-23 2021-10-15 珠海格力电器股份有限公司 Multi-split air conditioning system and oil return control method and device thereof, storage medium and processor
CN113108445B (en) * 2021-04-26 2023-04-21 广东美的暖通设备有限公司 Oil return control method and device for multi-split air conditioning system
CN113324287A (en) * 2021-05-21 2021-08-31 广东美的暖通设备有限公司 Method and device for identifying lengths of connecting pipes of indoor unit and outdoor unit and air conditioning system
CN113280533B (en) * 2021-06-10 2022-04-19 宁波奥克斯电气股份有限公司 Oil return method for multi-connected air conditioner compressor
CN113639390B (en) * 2021-07-16 2022-12-27 青岛海尔空调电子有限公司 Control method and system of air conditioner compressor

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0213760A (en) * 1988-06-30 1990-01-18 Toshiba Corp Controller for multiple air-conditioning system
JPH05157380A (en) * 1991-12-10 1993-06-22 Toshiba Ave Corp Air conditioner
JP2955424B2 (en) * 1992-03-10 1999-10-04 東芝エー・ブイ・イー株式会社 Air conditioner
JP3028008B2 (en) * 1992-04-08 2000-04-04 ダイキン工業株式会社 Air conditioner
JP3732907B2 (en) * 1996-12-12 2006-01-11 三洋電機株式会社 Air conditioner and refrigeration oil recovery method thereof
JPH10288410A (en) * 1997-04-14 1998-10-27 Daikin Ind Ltd Refrigerator
JP3849468B2 (en) * 2001-07-11 2006-11-22 松下電器産業株式会社 Air conditioner
JP3791444B2 (en) * 2002-03-29 2006-06-28 松下電器産業株式会社 Air conditioner
JP2004270974A (en) * 2003-03-06 2004-09-30 Mitsubishi Electric Corp Method for changing refrigerant in refrigerant circuit for freezing and refrigerating device
JP4522690B2 (en) * 2003-10-28 2010-08-11 三菱電機株式会社 Air conditioner
CN1752669A (en) * 2004-09-24 2006-03-29 乐金电子(天津)电器有限公司 Central air conditioner and controlling method thereof
JP2006125762A (en) * 2004-10-29 2006-05-18 Mitsubishi Heavy Ind Ltd Indoor unit, air conditioning device comprising the same, and its operating method
KR100640852B1 (en) * 2004-12-09 2006-11-02 엘지전자 주식회사 method for controlling multi airconditioner
JP2006183979A (en) * 2004-12-28 2006-07-13 Mitsubishi Heavy Ind Ltd Detection system of refrigerant pipe length and detection method of refrigerant pipe length

Also Published As

Publication number Publication date
JP2008096019A (en) 2008-04-24
EP1914493A2 (en) 2008-04-23
JP5259944B2 (en) 2013-08-07
ES2390485T3 (en) 2012-11-13
EP1914493A3 (en) 2011-06-08
EP1914493B1 (en) 2012-07-11
CN101162104A (en) 2008-04-16
CN101162104B (en) 2010-08-25

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