EP2511629A4 - Air conditioner and method for detecting amount of refrigerant in air conditioner - Google Patents

Air conditioner and method for detecting amount of refrigerant in air conditioner Download PDF

Info

Publication number
EP2511629A4
EP2511629A4 EP10835839.1A EP10835839A EP2511629A4 EP 2511629 A4 EP2511629 A4 EP 2511629A4 EP 10835839 A EP10835839 A EP 10835839A EP 2511629 A4 EP2511629 A4 EP 2511629A4
Authority
EP
European Patent Office
Prior art keywords
air conditioner
refrigerant
detecting amount
detecting
amount
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Withdrawn
Application number
EP10835839.1A
Other languages
German (de)
French (fr)
Other versions
EP2511629A1 (en
Inventor
Takahiro Kato
Atsushi Enya
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 Thermal Systems 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 EP2511629A1 publication Critical patent/EP2511629A1/en
Publication of EP2511629A4 publication Critical patent/EP2511629A4/en
Withdrawn legal-status Critical Current

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
    • F25B45/00—Arrangements for charging or discharging refrigerant
    • 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
    • F25B2700/00—Sensing or detecting of parameters; Sensors therefor
    • F25B2700/04—Refrigerant level
    • 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
EP10835839.1A 2009-12-10 2010-11-25 Air conditioner and method for detecting amount of refrigerant in air conditioner Withdrawn EP2511629A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009280791A JP5595025B2 (en) 2009-12-10 2009-12-10 Air conditioner and refrigerant amount detection method for air conditioner
PCT/JP2010/071064 WO2011070917A1 (en) 2009-12-10 2010-11-25 Air conditioner and method for detecting amount of refrigerant in air conditioner

Publications (2)

Publication Number Publication Date
EP2511629A1 EP2511629A1 (en) 2012-10-17
EP2511629A4 true EP2511629A4 (en) 2017-09-13

Family

ID=44145464

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10835839.1A Withdrawn EP2511629A4 (en) 2009-12-10 2010-11-25 Air conditioner and method for detecting amount of refrigerant in air conditioner

Country Status (4)

Country Link
EP (1) EP2511629A4 (en)
JP (1) JP5595025B2 (en)
CN (1) CN102472538B (en)
WO (1) WO2011070917A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6105256B2 (en) * 2012-10-31 2017-03-29 株式会社日本クライメイトシステムズ Air conditioner for vehicles
US10563892B2 (en) 2014-10-01 2020-02-18 Danfoss A/S Method and system for estimating loss of refrigerant charge in a refrigerant vapor compression system
DE112016002900T5 (en) * 2015-06-24 2018-03-08 Denso Corporation Refrigeration cycle device
CN109869941B (en) * 2018-12-17 2020-03-10 珠海格力电器股份有限公司 Heat pump system, air suction superheat degree and vapor-liquid separator accumulated liquid evaporation control method
JP7282157B2 (en) * 2019-03-19 2023-05-26 三菱電機株式会社 Outdoor unit and refrigeration cycle device provided with the same
CN109899940A (en) * 2019-03-21 2019-06-18 珠海格力电器股份有限公司 The control method of air-conditioning system and its coolant quantity
US11781936B2 (en) * 2019-10-04 2023-10-10 Mitsubishi Electric Corporation Airtightness evaluation device

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06201234A (en) * 1993-01-07 1994-07-19 Hitachi Ltd Air-conditioner
FR2738331A1 (en) * 1995-09-01 1997-03-07 Profroid Ind Sa Compressor-type refrigerating unit with optimised energy control
FR2775339A1 (en) * 1998-02-24 1999-08-27 Jf Cesbron Holding Soc Compression type refrigerating system.
JP2001027460A (en) * 1993-12-28 2001-01-30 Mitsubishi Electric Corp Refrigeration cycle system
JP2002286333A (en) * 2001-03-28 2002-10-03 Mitsubishi Electric Corp Freezing apparatus
US20030172665A1 (en) * 2001-05-22 2003-09-18 Hiromune Matsuoka Refrigerator
EP1582827A1 (en) * 2003-01-10 2005-10-05 Daikin Industries, Ltd. Refrigeration system and method for detecting quantity of refrigerant of refrigeration system
WO2006022829A1 (en) * 2004-08-09 2006-03-02 Carrier Corporation Co2 refrigeration circuit with sub-cooling of the liquid refrigerant against the receiver flash gas and method for operating the same
US20080196420A1 (en) * 2004-08-09 2008-08-21 Andreas Gernemann Flashgas Removal From a Receiver in a Refrigeration Circuit
JP2009210151A (en) * 2008-02-29 2009-09-17 Daikin Ind Ltd Air conditioner and refrigerant amount determining method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63231154A (en) * 1987-03-17 1988-09-27 中野冷機株式会社 Refrigerator
JP2502197B2 (en) * 1990-05-31 1996-05-29 三菱電機株式会社 Refrigeration cycle equipment
JP2008298335A (en) * 2007-05-30 2008-12-11 Fujitsu General Ltd Refrigerating device, additional refrigerant filling kit used in the same, and additional refrigerant filling method of refrigerating device

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06201234A (en) * 1993-01-07 1994-07-19 Hitachi Ltd Air-conditioner
JP2001027460A (en) * 1993-12-28 2001-01-30 Mitsubishi Electric Corp Refrigeration cycle system
FR2738331A1 (en) * 1995-09-01 1997-03-07 Profroid Ind Sa Compressor-type refrigerating unit with optimised energy control
FR2775339A1 (en) * 1998-02-24 1999-08-27 Jf Cesbron Holding Soc Compression type refrigerating system.
JP2002286333A (en) * 2001-03-28 2002-10-03 Mitsubishi Electric Corp Freezing apparatus
US20030172665A1 (en) * 2001-05-22 2003-09-18 Hiromune Matsuoka Refrigerator
EP1582827A1 (en) * 2003-01-10 2005-10-05 Daikin Industries, Ltd. Refrigeration system and method for detecting quantity of refrigerant of refrigeration system
WO2006022829A1 (en) * 2004-08-09 2006-03-02 Carrier Corporation Co2 refrigeration circuit with sub-cooling of the liquid refrigerant against the receiver flash gas and method for operating the same
US20080196420A1 (en) * 2004-08-09 2008-08-21 Andreas Gernemann Flashgas Removal From a Receiver in a Refrigeration Circuit
JP2009210151A (en) * 2008-02-29 2009-09-17 Daikin Ind Ltd Air conditioner and refrigerant amount determining method

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2011070917A1 *

Also Published As

Publication number Publication date
EP2511629A1 (en) 2012-10-17
JP2011122766A (en) 2011-06-23
CN102472538B (en) 2014-07-23
JP5595025B2 (en) 2014-09-24
CN102472538A (en) 2012-05-23
WO2011070917A1 (en) 2011-06-16

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Ipc: F25B 49/02 20060101ALI20170810BHEP

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Owner name: MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD.

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