EP4350246A4 - Refrigeration cycle device - Google Patents

Refrigeration cycle device

Info

Publication number
EP4350246A4
EP4350246A4 EP21942944.6A EP21942944A EP4350246A4 EP 4350246 A4 EP4350246 A4 EP 4350246A4 EP 21942944 A EP21942944 A EP 21942944A EP 4350246 A4 EP4350246 A4 EP 4350246A4
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
EP21942944.6A
Other languages
German (de)
French (fr)
Other versions
EP4350246A1 (en
Inventor
Tomotaka Ishikawa
Yusuke Arii
Kohei Ueda
Motoshi Hayasaka
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of EP4350246A1 publication Critical patent/EP4350246A1/en
Publication of EP4350246A4 publication Critical patent/EP4350246A4/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
    • F25B1/00—Compression machines, plants or systems with non-reversible cycle
    • F25B1/10—Compression machines, plants or systems with non-reversible cycle with multi-stage compression
    • 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
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/13—Economisers
    • 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—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/23—Separators
    • 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
    • F25B2600/2509—Economiser valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
EP21942944.6A 2021-05-25 2021-05-25 Refrigeration cycle device Pending EP4350246A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/019830 WO2022249289A1 (en) 2021-05-25 2021-05-25 Refrigeration cycle device

Publications (2)

Publication Number Publication Date
EP4350246A1 EP4350246A1 (en) 2024-04-10
EP4350246A4 true EP4350246A4 (en) 2024-07-10

Family

ID=84229680

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21942944.6A Pending EP4350246A4 (en) 2021-05-25 2021-05-25 Refrigeration cycle device

Country Status (4)

Country Link
EP (1) EP4350246A4 (en)
JP (1) JPWO2022249289A1 (en)
CN (1) CN117321351A (en)
WO (1) WO2022249289A1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018009767A (en) * 2016-07-15 2018-01-18 ダイキン工業株式会社 Refrigeration device
JP2018036016A (en) * 2016-09-01 2018-03-08 ダイキン工業株式会社 Refrigeration apparatus
WO2021048899A1 (en) * 2019-09-09 2021-03-18 三菱電機株式会社 Outdoor unit and refrigeration cycle device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5234168B2 (en) * 2008-09-30 2013-07-10 ダイキン工業株式会社 Refrigeration equipment
JP6771988B2 (en) 2016-08-05 2020-10-21 三菱重工サーマルシステムズ株式会社 Heat pump device and its control method
JP6765086B2 (en) * 2017-02-14 2020-10-07 パナソニックＩｐマネジメント株式会社 Refrigeration equipment
JP7150148B2 (en) * 2019-04-10 2022-10-07 三菱電機株式会社 Outdoor unit, refrigeration cycle device and refrigerator

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018009767A (en) * 2016-07-15 2018-01-18 ダイキン工業株式会社 Refrigeration device
JP2018036016A (en) * 2016-09-01 2018-03-08 ダイキン工業株式会社 Refrigeration apparatus
WO2021048899A1 (en) * 2019-09-09 2021-03-18 三菱電機株式会社 Outdoor unit and refrigeration cycle device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022249289A1 *

Also Published As

Publication number Publication date
CN117321351A (en) 2023-12-29
EP4350246A1 (en) 2024-04-10
WO2022249289A1 (en) 2022-12-01
JPWO2022249289A1 (en) 2022-12-01

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Ipc: F25B 49/02 20060101ALI20240606BHEP

Ipc: F25B 1/10 20060101ALI20240606BHEP

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