EP4553420A4 - Unité extérieure - Google Patents

Unité extérieure

Info

Publication number
EP4553420A4
EP4553420A4 EP23839568.5A EP23839568A EP4553420A4 EP 4553420 A4 EP4553420 A4 EP 4553420A4 EP 23839568 A EP23839568 A EP 23839568A EP 4553420 A4 EP4553420 A4 EP 4553420A4
Authority
EP
European Patent Office
Prior art keywords
outdoor unit
outdoor
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
EP23839568.5A
Other languages
German (de)
English (en)
Other versions
EP4553420A1 (fr
Inventor
Yuji Okada
Kohei Matsumoto
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 Heavy Industries Thermal Systems Ltd
Original Assignee
Mitsubishi Heavy Industries Thermal Systems 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 Mitsubishi Heavy Industries Thermal Systems Ltd filed Critical Mitsubishi Heavy Industries Thermal Systems Ltd
Publication of EP4553420A1 publication Critical patent/EP4553420A1/fr
Publication of EP4553420A4 publication Critical patent/EP4553420A4/fr
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—Component parts or details not otherwise provided for in this subclass
    • F25B2400/16—Receivers
    • F25B2400/161—Receivers arranged in parallel
    • 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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/30—Expansion means; Dispositions thereof
    • F25B41/39—Dispositions with two or more expansion means arranged in series, i.e. multi-stage expansion, on a refrigerant line leading to the same evaporator
    • 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
    • F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
    • F25B9/002—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant
    • F25B9/008—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant the refrigerant being carbon dioxide

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Other Air-Conditioning Systems (AREA)
EP23839568.5A 2022-07-11 2023-07-06 Unité extérieure Pending EP4553420A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2022111116A JP2024009526A (ja) 2022-07-11 2022-07-11 室外機
PCT/JP2023/025145 WO2024014396A1 (fr) 2022-07-11 2023-07-06 Unité extérieure

Publications (2)

Publication Number Publication Date
EP4553420A1 EP4553420A1 (fr) 2025-05-14
EP4553420A4 true EP4553420A4 (fr) 2025-10-22

Family

ID=89536646

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23839568.5A Pending EP4553420A4 (fr) 2022-07-11 2023-07-06 Unité extérieure

Country Status (3)

Country Link
EP (1) EP4553420A4 (fr)
JP (1) JP2024009526A (fr)
WO (1) WO2024014396A1 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5720178A (en) * 1996-07-15 1998-02-24 Calmac Manufacturing Corporation Refrigeration system with isolation of vapor component from compressor
EP0842384B1 (fr) * 1995-07-28 2000-04-05 Lajos Katai Procede et dispositif de refroidissement
JP3048776B2 (ja) * 1993-02-01 2000-06-05 三洋電機株式会社 冷凍装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2975746B2 (ja) * 1991-10-24 1999-11-10 三洋電機株式会社 冷凍装置
JPH0618126A (ja) * 1992-07-03 1994-01-25 Nippondenso Co Ltd 冷凍サイクル装置
JPH1194401A (ja) * 1997-07-24 1999-04-09 Hitachi Ltd 冷凍空調装置
JPH11142001A (ja) * 1997-11-06 1999-05-28 Daikin Ind Ltd 空気調和機
WO2017210492A1 (fr) 2016-06-02 2017-12-07 ClearMotion, Inc. Systèmes et procédés de gestion du bruit dans des actionneurs hydrauliques compacts à grande vitesse et grande force
JP2018071908A (ja) * 2016-10-31 2018-05-10 三菱重工サーマルシステムズ株式会社 冷凍装置、冷凍システム
JP2020204454A (ja) 2019-06-17 2020-12-24 パナソニック株式会社 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
JP3048776B2 (ja) * 1993-02-01 2000-06-05 三洋電機株式会社 冷凍装置
EP0842384B1 (fr) * 1995-07-28 2000-04-05 Lajos Katai Procede et dispositif de refroidissement
US5720178A (en) * 1996-07-15 1998-02-24 Calmac Manufacturing Corporation Refrigeration system with isolation of vapor component from compressor

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2024014396A1 *

Also Published As

Publication number Publication date
JP2024009526A (ja) 2024-01-23
WO2024014396A1 (fr) 2024-01-18
EP4553420A1 (fr) 2025-05-14

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DAV Request for validation of the european patent (deleted)
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Ipc: F25B 43/00 20060101AFI20250917BHEP

Ipc: F25B 1/00 20060101ALI20250917BHEP

Ipc: F25B 1/10 20060101ALI20250917BHEP