JP7466061B2 - 冷凍サイクルの遮断弁制御装置及び空気調和装置 - Google Patents

冷凍サイクルの遮断弁制御装置及び空気調和装置 Download PDF

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Publication number
JP7466061B2
JP7466061B2 JP2023528887A JP2023528887A JP7466061B2 JP 7466061 B2 JP7466061 B2 JP 7466061B2 JP 2023528887 A JP2023528887 A JP 2023528887A JP 2023528887 A JP2023528887 A JP 2023528887A JP 7466061 B2 JP7466061 B2 JP 7466061B2
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JP
Japan
Prior art keywords
shutoff valve
power
indoor unit
power outage
refrigerant
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.)
Active
Application number
JP2023528887A
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English (en)
Japanese (ja)
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JPWO2022264368A1 (https=
Inventor
充 澤村
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.)
Carrier Japan Corp
Original Assignee
Toshiba Carrier Corp
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 Toshiba Carrier Corp filed Critical Toshiba Carrier Corp
Publication of JPWO2022264368A1 publication Critical patent/JPWO2022264368A1/ja
Application granted granted Critical
Publication of JP7466061B2 publication Critical patent/JP7466061B2/ja
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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
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/32—Responding to malfunctions or emergencies
    • F24F11/36—Responding to malfunctions or emergencies to leakage of heat-exchange fluid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
    • F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
    • F24F11/84—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/88—Electrical aspects, e.g. circuits
    • 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
    • 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
    • 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
    • F25B2500/00—Problems to be solved
    • F25B2500/26—Problems to be solved characterised by the startup of the refrigeration 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
    • F25B2600/00—Control issues
    • F25B2600/07—Remote controls
    • 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
    • F25B2600/2519—On-off valves
    • 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
    • F25B2700/15—Power, e.g. by voltage or current

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Air Conditioning Control Device (AREA)
JP2023528887A 2021-06-17 2021-06-17 冷凍サイクルの遮断弁制御装置及び空気調和装置 Active JP7466061B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/023068 WO2022264368A1 (ja) 2021-06-17 2021-06-17 冷凍サイクルの遮断弁制御装置及び空気調和装置

Publications (2)

Publication Number Publication Date
JPWO2022264368A1 JPWO2022264368A1 (https=) 2022-12-22
JP7466061B2 true JP7466061B2 (ja) 2024-04-11

Family

ID=84526936

Family Applications (1)

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JP2023528887A Active JP7466061B2 (ja) 2021-06-17 2021-06-17 冷凍サイクルの遮断弁制御装置及び空気調和装置

Country Status (4)

Country Link
US (1) US12474077B2 (https=)
EP (1) EP4357704A4 (https=)
JP (1) JP7466061B2 (https=)
WO (1) WO2022264368A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4667840A1 (en) 2024-06-18 2025-12-24 Carrier Japan Corporation Refrigerant leak detection system

Families Citing this family (6)

* 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
WO2023119505A1 (ja) * 2021-12-22 2023-06-29 東芝キヤリア株式会社 空気調和機
US12487008B2 (en) 2022-01-14 2025-12-02 Trane International Inc. Method of commissioning an HVAC system
US12117191B2 (en) 2022-06-24 2024-10-15 Trane International Inc. Climate control system with improved leak detector
EP4692687A1 (en) * 2023-03-24 2026-02-11 Carrier Japan Corporation Air conditioner
WO2025109758A1 (ja) * 2023-11-24 2025-05-30 三菱電機株式会社 空気調和システム、制御装置、および制御方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005121333A (ja) 2003-10-20 2005-05-12 Hitachi Ltd 空気調和装置
WO2020110425A1 (ja) 2018-11-26 2020-06-04 日立ジョンソンコントロールズ空調株式会社 空気調和システム及び冷媒漏洩防止システム
WO2021054199A1 (ja) 2019-09-19 2021-03-25 ダイキン工業株式会社 ヒートポンプ装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07117284B2 (ja) * 1990-06-01 1995-12-18 ダイキン工業株式会社 空気調和装置の運転制御装置
JPH0439588A (ja) 1990-06-05 1992-02-10 Sanden Corp 冷却ケース用断熱箱の製造方法
JPH054220U (ja) 1991-04-12 1993-01-22 三菱電機株式会社 空気調和機の電源リセツト手段
JPH07280319A (ja) 1994-04-07 1995-10-27 Daikin Ind Ltd 空気調和装置の制御装置
US8631663B2 (en) * 2009-04-30 2014-01-21 Hill Phoenix, Inc. Power failure controller for an electronically controlled expansion valve in a refrigeration system
CH702057A1 (de) * 2009-10-22 2011-04-29 Belimo Holding Ag Sicherheitssteuerung für ein Stellglied.
JP6365066B2 (ja) 2014-07-28 2018-08-01 ダイキン工業株式会社 空調システム
WO2018078729A1 (ja) 2016-10-25 2018-05-03 三菱電機株式会社 冷凍サイクル装置
US11059352B2 (en) * 2018-10-31 2021-07-13 Thermo King Corporation Methods and systems for augmenting a vehicle powered transport climate control system
JP2020109343A (ja) * 2019-01-02 2020-07-16 ダイキン工業株式会社 空気調和機および遮断弁
JP7407374B2 (ja) 2019-02-19 2024-01-04 パナソニックＩｐマネジメント株式会社 空気調和装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005121333A (ja) 2003-10-20 2005-05-12 Hitachi Ltd 空気調和装置
WO2020110425A1 (ja) 2018-11-26 2020-06-04 日立ジョンソンコントロールズ空調株式会社 空気調和システム及び冷媒漏洩防止システム
WO2021054199A1 (ja) 2019-09-19 2021-03-25 ダイキン工業株式会社 ヒートポンプ装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4667840A1 (en) 2024-06-18 2025-12-24 Carrier Japan Corporation Refrigerant leak detection system

Also Published As

Publication number Publication date
EP4357704A4 (en) 2025-04-16
WO2022264368A1 (ja) 2022-12-22
US12474077B2 (en) 2025-11-18
JPWO2022264368A1 (https=) 2022-12-22
US20240117989A1 (en) 2024-04-11
EP4357704A1 (en) 2024-04-24

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