EP4286774A4 - Dispositif à cycle de réfrigération - Google Patents

Dispositif à cycle de réfrigération Download PDF

Info

Publication number
EP4286774A4
EP4286774A4 EP21922799.8A EP21922799A EP4286774A4 EP 4286774 A4 EP4286774 A4 EP 4286774A4 EP 21922799 A EP21922799 A EP 21922799A EP 4286774 A4 EP4286774 A4 EP 4286774A4
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
EP21922799.8A
Other languages
German (de)
English (en)
Other versions
EP4286774A1 (fr
Inventor
Tomotaka Ishikawa
So Nomoto
Kosuke Tanaka
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 EP4286774A1 publication Critical patent/EP4286774A1/fr
Publication of EP4286774A4 publication Critical patent/EP4286774A4/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
    • F25B45/00—Arrangements for charging or discharging refrigerant
    • 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
    • F25B2309/00—Gas cycle refrigeration machines
    • F25B2309/06—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide
    • 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
    • F25B2400/16—Receivers
    • 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
    • F25B2600/2523—Receiver 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
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
EP21922799.8A 2021-01-27 2021-01-27 Dispositif à cycle de réfrigération Pending EP4286774A4 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/002784 WO2022162775A1 (fr) 2021-01-27 2021-01-27 Dispositif à cycle de réfrigération

Publications (2)

Publication Number Publication Date
EP4286774A1 EP4286774A1 (fr) 2023-12-06
EP4286774A4 true EP4286774A4 (fr) 2024-03-27

Family

ID=82652764

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21922799.8A Pending EP4286774A4 (fr) 2021-01-27 2021-01-27 Dispositif à cycle de réfrigération

Country Status (4)

Country Link
EP (1) EP4286774A4 (fr)
JP (1) JP7450772B2 (fr)
CN (1) CN116685814A (fr)
WO (1) WO2022162775A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040250568A1 (en) * 2003-06-11 2004-12-16 Sienel Tobias H. Supercritical pressure regulation of economized refrigeration system by use of an interstage accumulator
EP2000752A1 (fr) * 2006-03-29 2008-12-10 Sanyo Electric Co., Ltd. Appareil de congelation
US20110023514A1 (en) * 2007-05-14 2011-02-03 Carrier Corporation Refrigerant vapor compression system with flash tank economizer
US20150253040A1 (en) * 2012-09-28 2015-09-10 Electrolux Home Products Corpotation N. V. Refrigerator

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010127531A (ja) * 2008-11-27 2010-06-10 Mitsubishi Electric Corp 冷凍空調装置
WO2016013077A1 (fr) * 2014-07-23 2016-01-28 三菱電機株式会社 Dispositif à cycle de réfrigération
CN113692517B (zh) 2019-04-10 2022-12-23 三菱电机株式会社 室外单元、制冷循环装置及制冷机

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040250568A1 (en) * 2003-06-11 2004-12-16 Sienel Tobias H. Supercritical pressure regulation of economized refrigeration system by use of an interstage accumulator
EP2000752A1 (fr) * 2006-03-29 2008-12-10 Sanyo Electric Co., Ltd. Appareil de congelation
US20110023514A1 (en) * 2007-05-14 2011-02-03 Carrier Corporation Refrigerant vapor compression system with flash tank economizer
US20150253040A1 (en) * 2012-09-28 2015-09-10 Electrolux Home Products Corpotation N. V. Refrigerator

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022162775A1 *

Also Published As

Publication number Publication date
CN116685814A (zh) 2023-09-01
JP7450772B2 (ja) 2024-03-15
EP4286774A1 (fr) 2023-12-06
JPWO2022162775A1 (fr) 2022-08-04
WO2022162775A1 (fr) 2022-08-04

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Effective date: 20240226

RIC1 Information provided on ipc code assigned before grant

Ipc: F25B 49/02 20060101ALI20240220BHEP

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Ipc: F25B 43/00 20060101AFI20240220BHEP

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