EP1942307A3 - Air conditioner and method of determining refrigerant quantity - Google Patents

Air conditioner and method of determining refrigerant quantity Download PDF

Info

Publication number
EP1942307A3
EP1942307A3 EP08000128.2A EP08000128A EP1942307A3 EP 1942307 A3 EP1942307 A3 EP 1942307A3 EP 08000128 A EP08000128 A EP 08000128A EP 1942307 A3 EP1942307 A3 EP 1942307A3
Authority
EP
European Patent Office
Prior art keywords
indoor
outdoor
air conditioner
expander
output quantity
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Withdrawn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
EP08000128.2A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1942307A2 (en
Inventor
Hiroyuki Kawaguchi
Shinichiro Nagamatsu
Naoyuki Fushimi
Kazumoto Urata
Takeshi Endo
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.)
Hitachi Johnson Controls Air Conditioning Inc
Original Assignee
Hitachi Appliances Inc
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 Hitachi Appliances Inc filed Critical Hitachi Appliances Inc
Publication of EP1942307A2 publication Critical patent/EP1942307A2/en
Publication of EP1942307A3 publication Critical patent/EP1942307A3/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Withdrawn legal-status Critical Current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
    • 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
    • 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
    • F25B2313/0233—Compression machines, plants or systems with reversible cycle not otherwise provided for using multiple indoor units in parallel 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
    • F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/027—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means
    • F25B2313/02741—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means using one four-way valve
    • 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
    • F25B2500/00—Problems to be solved
    • F25B2500/22—Preventing, detecting or repairing leaks of refrigeration fluids
    • F25B2500/222—Detecting refrigerant leaks
    • 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
    • F25B2700/2106—Temperatures of fresh outdoor air
EP08000128.2A 2007-01-05 2008-01-04 Air conditioner and method of determining refrigerant quantity Withdrawn EP1942307A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007000303A JP4317878B2 (ja) 2007-01-05 2007-01-05 空気調和機及びその冷媒量判定方法

Publications (2)

Publication Number Publication Date
EP1942307A2 EP1942307A2 (en) 2008-07-09
EP1942307A3 true EP1942307A3 (en) 2013-12-04

Family

ID=39428030

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08000128.2A Withdrawn EP1942307A3 (en) 2007-01-05 2008-01-04 Air conditioner and method of determining refrigerant quantity

Country Status (3)

Country Link
EP (1) EP1942307A3 (ja)
JP (1) JP4317878B2 (ja)
CN (1) CN100549573C (ja)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5263522B2 (ja) 2008-12-11 2013-08-14 株式会社富士通ゼネラル 冷凍装置
CN101871699B (zh) * 2009-04-23 2012-10-03 珠海格力电器股份有限公司 空调系统的制冷剂灌注量的判断方法
JP5223795B2 (ja) * 2009-06-29 2013-06-26 株式会社デンソー ヒートポンプ式給湯機
JP5764736B2 (ja) * 2010-11-30 2015-08-19 パナソニックＩｐマネジメント株式会社 冷凍装置
JP5693328B2 (ja) * 2011-03-31 2015-04-01 中野冷機株式会社 冷凍装置及び冷凍装置の冷媒漏れ検知方法
JP6095155B2 (ja) * 2012-12-27 2017-03-15 中野冷機株式会社 冷凍装置及び冷凍装置の冷媒漏れ検知方法
CN103292526B (zh) * 2013-06-04 2016-05-04 Tcl空调器(中山)有限公司 空调器及冷媒循环系统中冷媒量的调试方法
CN104236184B (zh) * 2013-06-17 2016-06-01 海尔集团公司 一种空调器冷媒回收检测方法
EP3051236B1 (en) 2013-09-27 2018-10-17 Toshiba Carrier Corporation Freeze cycling device
EP3115717A4 (en) * 2014-02-18 2018-02-28 Toshiba Carrier Corporation Refrigeration cycle device
WO2016050415A1 (en) 2014-10-01 2016-04-07 Danfoss A/S A method and a system for estimating loss of refrigerant charge in an rvcs system
JP2017053566A (ja) * 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 冷凍サイクル装置
CN105674651B (zh) * 2016-02-17 2019-05-17 广东美芝制冷设备有限公司 空调器及其冷媒含量的调节方法
JP6767841B2 (ja) * 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 車両用空気調和装置
JP6278094B1 (ja) * 2016-10-28 2018-02-14 ダイキン工業株式会社 空気調和装置
JP6399137B1 (ja) * 2017-03-31 2018-10-03 ダイキン工業株式会社 高低差設定システム
WO2020067428A1 (ja) * 2018-09-27 2020-04-02 ダイキン工業株式会社 空気調和装置、管理装置、及び冷媒連絡管
CN109539458B (zh) * 2018-10-29 2019-12-03 珠海格力电器股份有限公司 一种空调缺氟检测方法、检测装置及空调
EP3951288A4 (en) * 2019-03-26 2022-03-23 Mitsubishi Electric Corporation OUTDOOR UNIT AND REFRIGERATION CIRCUIT DEVICE EQUIPPED WITH IT
CN112361555B (zh) * 2020-11-09 2021-12-14 珠海格力电器股份有限公司 一种空调控制方法、装置、电子设备及存储介质
CN112922825B (zh) * 2021-03-12 2023-08-08 芜湖欧宝机电有限公司 一种压缩机的识别与检测方法
CN114370689B (zh) * 2022-01-27 2023-06-02 宁波奥克斯电气股份有限公司 制冷剂充注量判定方法、控制方法、空调器以及存储介质

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1065452A2 (en) * 1999-06-29 2001-01-03 Denso Corporation Refrigerant cycle system having hot-gas bypass structure
WO2006109677A1 (ja) * 2005-04-07 2006-10-19 Daikin Industries, Ltd. 空気調和装置の冷媒量判定システム

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6701725B2 (en) * 2001-05-11 2004-03-09 Field Diagnostic Services, Inc. Estimating operating parameters of vapor compression cycle equipment
CN100513941C (zh) * 2001-09-19 2009-07-15 株式会社东芝 制冷冰箱的控制装置和冷媒泄漏判断方法
US6568199B1 (en) * 2002-01-22 2003-05-27 Carrier Corporation Method for optimizing coefficient of performance in a transcritical vapor compression system
KR100432224B1 (ko) * 2002-05-01 2004-05-20 삼성전자주식회사 공기 조화기의 냉매 누설 검출 방법
JP4271459B2 (ja) * 2002-05-15 2009-06-03 サンデン株式会社 空調装置
US6772598B1 (en) * 2002-05-16 2004-08-10 R.S. Services, Inc. Refrigerant leak detection system
JP4110276B2 (ja) 2003-10-03 2008-07-02 株式会社日立製作所 冷媒充填装置及び冷媒充填方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1065452A2 (en) * 1999-06-29 2001-01-03 Denso Corporation Refrigerant cycle system having hot-gas bypass structure
WO2006109677A1 (ja) * 2005-04-07 2006-10-19 Daikin Industries, Ltd. 空気調和装置の冷媒量判定システム

Also Published As

Publication number Publication date
EP1942307A2 (en) 2008-07-09
JP2008164265A (ja) 2008-07-17
JP4317878B2 (ja) 2009-08-19
CN101216231A (zh) 2008-07-09
CN100549573C (zh) 2009-10-14

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