CN112888907A - 制冷剂循环装置、制冷剂量判断系统以及制冷剂量判断方法 - Google Patents

制冷剂循环装置、制冷剂量判断系统以及制冷剂量判断方法 Download PDF

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Publication number
CN112888907A
CN112888907A CN201980069845.7A CN201980069845A CN112888907A CN 112888907 A CN112888907 A CN 112888907A CN 201980069845 A CN201980069845 A CN 201980069845A CN 112888907 A CN112888907 A CN 112888907A
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CN
China
Prior art keywords
refrigerant
temperature
temperature difference
air
unit
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.)
Pending
Application number
CN201980069845.7A
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English (en)
Chinese (zh)
Inventor
奥田则之
西川徹
本田雅裕
杨洋
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 CN112888907A publication Critical patent/CN112888907A/zh
Pending legal-status Critical Current

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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
    • 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
    • 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
    • F25B2700/21—Temperatures
    • F25B2700/2106—Temperatures of fresh outdoor air
    • 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
    • F25B2700/2116—Temperatures of a condenser

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)
CN201980069845.7A 2018-11-19 2019-11-12 制冷剂循环装置、制冷剂量判断系统以及制冷剂量判断方法 Pending CN112888907A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2018-216841 2018-11-19
JP2018216841A JP2020085280A (ja) 2018-11-19 2018-11-19 冷媒サイクル装置、冷媒量判断システム、及び、冷媒量判断方法
PCT/JP2019/044420 WO2020105515A1 (ja) 2018-11-19 2019-11-12 冷媒サイクル装置、冷媒量判断システム、及び、冷媒量判断方法

Publications (1)

Publication Number Publication Date
CN112888907A true CN112888907A (zh) 2021-06-01

Family

ID=70773414

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201980069845.7A Pending CN112888907A (zh) 2018-11-19 2019-11-12 制冷剂循环装置、制冷剂量判断系统以及制冷剂量判断方法

Country Status (5)

Country Link
US (1) US20220003472A1 (ja)
EP (1) EP3885676A4 (ja)
JP (1) JP2020085280A (ja)
CN (1) CN112888907A (ja)
WO (1) WO2020105515A1 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11231198B2 (en) 2019-09-05 2022-01-25 Trane International Inc. Systems and methods for refrigerant leak detection in a climate control system
WO2024095444A1 (ja) * 2022-11-04 2024-05-10 三菱電機株式会社 空調システム

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06159869A (ja) * 1992-11-18 1994-06-07 Mitsubishi Heavy Ind Ltd 空気調和機
JPH06185838A (ja) * 1992-12-16 1994-07-08 Zexel Corp 冷媒循環サイクルの冷媒不足検出装置
WO2008035418A1 (fr) * 2006-09-21 2008-03-27 Mitsubishi Electric Corporation SystÈme de rÉFRIGÉration/de climatisation de l'air ayant une fonction de dÉtection de fuite de rÉFRIGÉrant, rÉFRIGÉrateur/climatiseur d'air et procÉDÉ de dÉtection d'une fuite de rÉFRIGÉrant
CN101371086A (zh) * 2006-01-25 2009-02-18 大金工业株式会社 空调装置
CN107407514A (zh) * 2015-03-31 2017-11-28 大金工业株式会社 空调室内机

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7610765B2 (en) * 2004-12-27 2009-11-03 Carrier Corporation Refrigerant charge status indication method and device
US8590325B2 (en) * 2006-07-19 2013-11-26 Emerson Climate Technologies, Inc. Protection and diagnostic module for a refrigeration system
CN106030221B (zh) * 2013-04-05 2018-12-07 艾默生环境优化技术有限公司 具有制冷剂充注诊断功能的热泵系统
JP2016161256A (ja) * 2015-03-04 2016-09-05 株式会社富士通ゼネラル 空気調和装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06159869A (ja) * 1992-11-18 1994-06-07 Mitsubishi Heavy Ind Ltd 空気調和機
JPH06185838A (ja) * 1992-12-16 1994-07-08 Zexel Corp 冷媒循環サイクルの冷媒不足検出装置
CN101371086A (zh) * 2006-01-25 2009-02-18 大金工业株式会社 空调装置
WO2008035418A1 (fr) * 2006-09-21 2008-03-27 Mitsubishi Electric Corporation SystÈme de rÉFRIGÉration/de climatisation de l'air ayant une fonction de dÉtection de fuite de rÉFRIGÉrant, rÉFRIGÉrateur/climatiseur d'air et procÉDÉ de dÉtection d'une fuite de rÉFRIGÉrant
CN107407514A (zh) * 2015-03-31 2017-11-28 大金工业株式会社 空调室内机

Also Published As

Publication number Publication date
US20220003472A1 (en) 2022-01-06
EP3885676A1 (en) 2021-09-29
EP3885676A4 (en) 2022-08-10
JP2020085280A (ja) 2020-06-04
WO2020105515A1 (ja) 2020-05-28

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Application publication date: 20210601

RJ01 Rejection of invention patent application after publication