EP4517224A4 - Refrigeration cycle device - Google Patents

Refrigeration cycle device

Info

Publication number
EP4517224A4
EP4517224A4 EP23796189.1A EP23796189A EP4517224A4 EP 4517224 A4 EP4517224 A4 EP 4517224A4 EP 23796189 A EP23796189 A EP 23796189A EP 4517224 A4 EP4517224 A4 EP 4517224A4
Authority
EP
European Patent Office
Prior art keywords
refrigeration cycle
cycle device
refrigeration
cycle
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
EP23796189.1A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP4517224A1 (en
Inventor
Akira Hiwata
Yoshiaki Doyama
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.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management Co 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 Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Publication of EP4517224A1 publication Critical patent/EP4517224A1/en
Publication of EP4517224A4 publication Critical patent/EP4517224A4/en
Pending 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
    • 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
    • F25B49/022—Compressor control 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
    • 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
    • F25B49/025—Motor control 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
    • 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
    • F25B2400/00—Component parts or details not otherwise provided for in this subclass
    • F25B2400/12—Inflammable refrigerants
    • 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
    • F25B2600/02—Compressor control
    • 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
    • F25B2600/02—Compressor control
    • F25B2600/025—Compressor control by controlling speed
    • F25B2600/0251—Compressor control by controlling speed with on-off operation
    • 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
    • F25B2700/151—Power, e.g. by voltage or current of the compressor motor
    • 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
    • F25B2700/17—Speeds
    • F25B2700/171—Speeds of the compressor
    • 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
    • F25B2700/2115—Temperatures of a compressor or the drive means therefor
    • F25B2700/21154—Temperatures of a compressor or the drive means therefor of an inverter
    • 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
    • F25B2700/2115—Temperatures of a compressor or the drive means therefor
    • F25B2700/21156—Temperatures of a compressor or the drive means therefor of the motor

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
EP23796189.1A 2022-04-28 2023-04-18 Refrigeration cycle device Pending EP4517224A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2022075299 2022-04-28
PCT/JP2023/015491 WO2023210446A1 (ja) 2022-04-28 2023-04-18 冷凍サイクル装置

Publications (2)

Publication Number Publication Date
EP4517224A1 EP4517224A1 (en) 2025-03-05
EP4517224A4 true EP4517224A4 (en) 2025-07-30

Family

ID=88518622

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23796189.1A Pending EP4517224A4 (en) 2022-04-28 2023-04-18 Refrigeration cycle device

Country Status (5)

Country Link
US (1) US20250290678A1 (https=)
EP (1) EP4517224A4 (https=)
JP (1) JPWO2023210446A1 (https=)
CN (1) CN119384578A (https=)
WO (1) WO2023210446A1 (https=)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005046042A1 (en) * 2003-11-11 2005-05-19 Empresa Brasileira De Compressores S.A. - Embraco Protecting device for an electric motor
US8045302B2 (en) * 2008-02-20 2011-10-25 Emerson Climate Technologies, Inc. Compressor protection and grid fault detection device
EP3764027A1 (en) * 2018-03-05 2021-01-13 Panasonic Intellectual Property Management Co., Ltd. Refrigeration cycle device

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5357435B2 (ja) * 2008-03-10 2013-12-04 三菱重工業株式会社 輸送用冷凍装置
JP2009222351A (ja) * 2008-03-18 2009-10-01 Daikin Ind Ltd 冷凍装置
CN106085363A (zh) 2011-05-19 2016-11-09 旭硝子株式会社 工作介质及热循环系统
EP2711407B1 (en) 2011-05-19 2018-11-07 AGC Inc. Working medium and heat-cycle system
JP6979565B2 (ja) * 2017-04-13 2021-12-15 パナソニックＩｐマネジメント株式会社 冷凍サイクル装置
JP2019019984A (ja) * 2017-07-11 2019-02-07 株式会社富士通ゼネラル ロータリ圧縮機及び空気調和装置
JP6861341B2 (ja) * 2017-08-08 2021-04-21 パナソニックＩｐマネジメント株式会社 冷凍サイクル装置
JP6642756B2 (ja) * 2018-04-25 2020-02-12 ダイキン工業株式会社 冷媒を含有する組成物、熱移動媒体及び熱サイクルシステム
JP7157589B2 (ja) * 2018-08-13 2022-10-20 三菱重工サーマルシステムズ株式会社 制御装置、冷凍機、制御方法及び異常検出方法
JP7515064B2 (ja) * 2020-04-01 2024-07-12 パナソニックＩｐマネジメント株式会社 冷凍サイクル用作動媒体および冷凍サイクルシステム
JP7478013B2 (ja) * 2020-04-08 2024-05-02 ホシザキ株式会社 消毒保管庫
JP7117537B2 (ja) * 2020-07-27 2022-08-15 パナソニックＩｐマネジメント株式会社 冷凍サイクル用作動媒体の不均化反応の抑制方法および冷凍サイクル用作動媒体の製造方法
JP7168892B2 (ja) * 2020-09-04 2022-11-10 ダイキン工業株式会社 冷媒としての使用、および、冷凍サイクル装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005046042A1 (en) * 2003-11-11 2005-05-19 Empresa Brasileira De Compressores S.A. - Embraco Protecting device for an electric motor
US8045302B2 (en) * 2008-02-20 2011-10-25 Emerson Climate Technologies, Inc. Compressor protection and grid fault detection device
EP3764027A1 (en) * 2018-03-05 2021-01-13 Panasonic Intellectual Property Management Co., Ltd. Refrigeration cycle device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2023210446A1 *

Also Published As

Publication number Publication date
JPWO2023210446A1 (https=) 2023-11-02
WO2023210446A1 (ja) 2023-11-02
CN119384578A (zh) 2025-01-28
US20250290678A1 (en) 2025-09-18
EP4517224A1 (en) 2025-03-05

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