EP2314958A4 - Method for judging amount of refrigerant of air conditioner and air conditioner - Google Patents

Method for judging amount of refrigerant of air conditioner and air conditioner

Info

Publication number
EP2314958A4
EP2314958A4 EP09769910.2A EP09769910A EP2314958A4 EP 2314958 A4 EP2314958 A4 EP 2314958A4 EP 09769910 A EP09769910 A EP 09769910A EP 2314958 A4 EP2314958 A4 EP 2314958A4
Authority
EP
European Patent Office
Prior art keywords
air conditioner
refrigerant
judging amount
judging
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.)
Granted
Application number
EP09769910.2A
Other languages
German (de)
French (fr)
Other versions
EP2314958A1 (en
EP2314958B1 (en
Inventor
Takahiro Yamaguchi
Takuro Yamada
Masahiro Yamada
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.)
Daikin Industries Ltd
Original Assignee
Daikin 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 Daikin Industries Ltd filed Critical Daikin Industries Ltd
Publication of EP2314958A1 publication Critical patent/EP2314958A1/en
Publication of EP2314958A4 publication Critical patent/EP2314958A4/en
Application granted granted Critical
Publication of EP2314958B1 publication Critical patent/EP2314958B1/en
Withdrawn - After Issue legal-status Critical Current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
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/005—Arrangement or mounting of control or safety devices of safety devices
    • 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
    • F25B2313/0313—Pressure 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
    • 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
    • F25B2500/00—Problems to be solved
    • F25B2500/19—Calculation of parameters
    • 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
    • F25B2600/19—Refrigerant outlet condenser temperature
    • 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
    • F25B2600/21—Refrigerant outlet evaporator temperature
    • 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
    • F25B2700/19—Pressures
    • F25B2700/193—Pressures of the compressor
    • F25B2700/1933—Suction pressures
    • 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)
EP09769910.2A 2008-06-27 2009-06-25 Method for judging amount of refrigerant of air conditioner and air conditioner Withdrawn - After Issue EP2314958B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008169596A JP2010007995A (en) 2008-06-27 2008-06-27 Refrigerant amount determining method of air conditioning device, and air conditioning device
PCT/JP2009/002913 WO2009157200A1 (en) 2008-06-27 2009-06-25 Method for judging amount of refrigerant of air conditioner and air conditioner

Publications (3)

Publication Number Publication Date
EP2314958A1 EP2314958A1 (en) 2011-04-27
EP2314958A4 true EP2314958A4 (en) 2014-11-26
EP2314958B1 EP2314958B1 (en) 2018-11-21

Family

ID=41444272

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09769910.2A Withdrawn - After Issue EP2314958B1 (en) 2008-06-27 2009-06-25 Method for judging amount of refrigerant of air conditioner and air conditioner

Country Status (6)

Country Link
US (1) US20110088414A1 (en)
EP (1) EP2314958B1 (en)
JP (1) JP2010007995A (en)
CN (1) CN102077042B (en)
AU (1) AU2009263640B2 (en)
WO (1) WO2009157200A1 (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110219790A1 (en) * 2010-03-14 2011-09-15 Trane International Inc. System and Method For Charging HVAC System
JP5447499B2 (en) * 2011-12-28 2014-03-19 ダイキン工業株式会社 Refrigeration equipment
CN103388883B (en) * 2013-07-31 2015-12-02 美的集团武汉制冷设备有限公司 The decision method of refrigrant leakage and transducer air conditioning in transducer air conditioning
CN103712749A (en) * 2013-12-26 2014-04-09 石家庄国祥运输设备有限公司 Method for detecting leakage rate of refrigerant of air conditioners in train
JP6238876B2 (en) * 2014-11-21 2017-11-29 三菱電機株式会社 Refrigeration cycle equipment
WO2016135904A1 (en) * 2015-02-25 2016-09-01 三菱電機株式会社 Refrigeration apparatus
WO2016207992A1 (en) * 2015-06-24 2016-12-29 三菱電機株式会社 Air conditioner
JP2017053566A (en) * 2015-09-10 2017-03-16 ジョンソンコントロールズ ヒタチ エア コンディショニング テクノロジー（ホンコン）リミテッド Refrigeration cycle device
CN105605739B (en) * 2016-01-12 2018-09-11 广东美的制冷设备有限公司 The monitoring method and device of air-conditioning system and its coolant leakage
CN106016868B (en) * 2016-06-02 2018-10-02 珠海格力电器股份有限公司 A kind of method of the automatic addition refrigerant of air-conditioning system
EP3324137B1 (en) * 2016-11-18 2022-01-05 LG Electronics Inc. Air conditioner and control method thereof
JP7215819B2 (en) * 2017-01-11 2023-01-31 ダイキン工業株式会社 Air conditioner and indoor unit
JP2018141607A (en) * 2017-02-28 2018-09-13 三菱重工サーマルシステムズ株式会社 Refrigerant amount determination device, air conditioning system, refrigerant amount determination method and program
WO2019065635A1 (en) * 2017-09-29 2019-04-04 ダイキン工業株式会社 Refrigerant quantity estimation method and air conditioner
CN110376005B (en) * 2018-04-13 2023-08-22 开利公司 Data processing method, refrigerant leakage detection method, system failure detection method, and system performance detection method
CN110895026B (en) * 2018-09-12 2021-03-12 奥克斯空调股份有限公司 Air conditioner refrigerant leakage detection method and air conditioner using same
EP3816542A1 (en) * 2019-10-29 2021-05-05 Daikin Industries, Ltd. Refrigerant system
CN113405243A (en) * 2020-03-16 2021-09-17 青岛海尔空调电子有限公司 Control method of air conditioning system
JP2021156530A (en) * 2020-03-27 2021-10-07 株式会社富士通ゼネラル Air conditioner
JP7435155B2 (en) * 2020-03-27 2024-02-21 株式会社富士通ゼネラル air conditioner
CN114370689B (en) * 2022-01-27 2023-06-02 宁波奥克斯电气股份有限公司 Refrigerant charge amount determination method, control method, air conditioner, and storage medium

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6370889B2 (en) * 1998-07-22 2002-04-16 Mitsubishi Denki Kabushiki Kaisha Method for controlling refrigerant for an air conditioner
US20070204635A1 (en) * 2005-02-24 2007-09-06 Mitsubishi Denki Kabushiki Kaisha Air Conditioning Apparatus
EP1876403A1 (en) * 2005-04-07 2008-01-09 Daikin Industries, Ltd. Air conditioner coolant amount judgment system

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10122711A (en) * 1996-10-18 1998-05-15 Matsushita Electric Ind Co Ltd Refrigerating cycle control device
JP3386780B2 (en) * 2000-06-05 2003-03-17 松下冷機株式会社 Refrigeration cycle device
JP3852472B2 (en) 2004-06-11 2006-11-29 ダイキン工業株式会社 Air conditioner
JP4270197B2 (en) * 2004-06-11 2009-05-27 ダイキン工業株式会社 Air conditioner
JP2006292214A (en) * 2005-04-07 2006-10-26 Daikin Ind Ltd Addition method of refrigerant amount determining function of air conditioner, and air conditioner
WO2007108537A1 (en) * 2006-03-23 2007-09-27 Daikin Industries, Ltd. Refrigeration system, and analyzer of refrigeration system
US20070256434A1 (en) * 2006-05-04 2007-11-08 Kwangtaek Hong Monitoring System for Detecting Low-Charge Condition in a Heat-Exchange System
US8393169B2 (en) * 2007-09-19 2013-03-12 Emerson Climate Technologies, Inc. Refrigeration monitoring system and method
JP2010007994A (en) * 2008-06-27 2010-01-14 Daikin Ind Ltd Air conditioning device and refrigerant amount determining method of air conditioner
DE102008056920B4 (en) * 2008-11-12 2014-02-06 Airbus Operations Gmbh A method of maintaining at least a portion of a liquid cooling system of an aircraft, and aircraft liquid cooling system and aircraft liquid cooling maintenance device
US20110219790A1 (en) * 2010-03-14 2011-09-15 Trane International Inc. System and Method For Charging HVAC System

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6370889B2 (en) * 1998-07-22 2002-04-16 Mitsubishi Denki Kabushiki Kaisha Method for controlling refrigerant for an air conditioner
US20070204635A1 (en) * 2005-02-24 2007-09-06 Mitsubishi Denki Kabushiki Kaisha Air Conditioning Apparatus
EP1876403A1 (en) * 2005-04-07 2008-01-09 Daikin Industries, Ltd. Air conditioner coolant amount judgment system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2009157200A1 *

Also Published As

Publication number Publication date
WO2009157200A1 (en) 2009-12-30
US20110088414A1 (en) 2011-04-21
AU2009263640A1 (en) 2009-12-30
CN102077042A (en) 2011-05-25
CN102077042B (en) 2013-04-17
JP2010007995A (en) 2010-01-14
AU2009263640B2 (en) 2012-09-06
EP2314958A1 (en) 2011-04-27
EP2314958B1 (en) 2018-11-21

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