EP3951284A4 - Refrigeration cycle apparatus - Google Patents

Refrigeration cycle apparatus Download PDF

Info

Publication number
EP3951284A4
EP3951284A4 EP19923242.2A EP19923242A EP3951284A4 EP 3951284 A4 EP3951284 A4 EP 3951284A4 EP 19923242 A EP19923242 A EP 19923242A EP 3951284 A4 EP3951284 A4 EP 3951284A4
Authority
EP
European Patent Office
Prior art keywords
refrigeration cycle
cycle apparatus
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
EP19923242.2A
Other languages
German (de)
French (fr)
Other versions
EP3951284A1 (en
Inventor
Komei NAKAJIMA
Naoki Wakuta
Yusuke Tashiro
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 EP3951284A1 publication Critical patent/EP3951284A1/en
Publication of EP3951284A4 publication Critical patent/EP3951284A4/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
    • 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
    • F25B40/00—Subcoolers, desuperheaters or superheaters
    • 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
    • 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
    • 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
    • F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/006—Compression machines, plants or systems with reversible cycle not otherwise provided for two pipes connecting the outdoor side to the indoor side with multiple indoor units
    • 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
    • F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
    • F25B2313/027—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means
    • F25B2313/02741—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means using one four-way valve
    • 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
    • F25B2400/04—Refrigeration circuit bypassing means
    • F25B2400/0405—Refrigeration circuit bypassing means for the desuperheater
    • 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
    • F25B2400/04—Refrigeration circuit bypassing means
    • F25B2400/0417—Refrigeration circuit bypassing means for the subcooler
    • 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
    • F25B2400/04—Refrigeration circuit bypassing means
    • F25B2400/0419—Refrigeration circuit bypassing means for the superheater
    • 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
    • F25B2600/00—Control issues
    • F25B2600/25—Control of valves
    • F25B2600/2507—Flow-diverting 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
    • F25B2600/00—Control issues
    • F25B2600/25—Control of valves
    • F25B2600/2513—Expansion 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)
  • Air Conditioning Control Device (AREA)
EP19923242.2A 2019-04-05 2019-04-05 Refrigeration cycle apparatus Pending EP3951284A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/015142 WO2020202553A1 (en) 2019-04-05 2019-04-05 Refrigeration cycle apparatus

Publications (2)

Publication Number Publication Date
EP3951284A1 EP3951284A1 (en) 2022-02-09
EP3951284A4 true EP3951284A4 (en) 2022-04-06

Family

ID=72667324

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19923242.2A Pending EP3951284A4 (en) 2019-04-05 2019-04-05 Refrigeration cycle apparatus

Country Status (4)

Country Link
US (1) US20220136741A1 (en)
EP (1) EP3951284A4 (en)
CN (1) CN113646593B (en)
WO (1) WO2020202553A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX2023009056A (en) * 2021-03-03 2023-08-11 Mitsubishi Electric Corp Refrigeration cycle device.
WO2024079852A1 (en) * 2022-10-13 2024-04-18 三菱電機株式会社 Refrigeration cycle device
EP4397923A1 (en) 2023-01-09 2024-07-10 Viessmann Climate Solutions SE Heat pump and method for operating a heat pump

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1215449A1 (en) * 1999-09-24 2002-06-19 Sanyo Electric Co., Ltd. Multi-stage compression refrigerating device
EP1647783A2 (en) * 2004-10-18 2006-04-19 Mitsubishi Denki Kabushiki Kaisha Refrigeration/air conditioning equipment
WO2009096442A1 (en) * 2008-01-30 2009-08-06 Calsonic Kansei Corporation Supercritical refrigeration cycle
US20090282861A1 (en) * 2005-09-22 2009-11-19 Daikin Industries, Ltd. Air conditioning apparatus

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6058145B2 (en) 1982-12-03 1985-12-18 株式会社東芝 card integration device
JPH03271659A (en) * 1990-03-19 1991-12-03 Matsushita Refrig Co Ltd Multi-room air conditioner
JP3242217B2 (en) * 1993-07-09 2001-12-25 東芝キヤリア株式会社 Air conditioner
JPH09152195A (en) * 1995-11-28 1997-06-10 Sanyo Electric Co Ltd Refrigerating apparatus
JPH10332212A (en) * 1997-06-02 1998-12-15 Toshiba Corp Refrigeration cycle of air conditioner
JP2001235239A (en) * 2000-02-23 2001-08-31 Seiko Seiki Co Ltd Supercritical vapor compressing cycle system
JP4884365B2 (en) * 2007-12-28 2012-02-29 三菱電機株式会社 Refrigeration air conditioner, refrigeration air conditioner outdoor unit, and refrigeration air conditioner control device
JP5627417B2 (en) * 2010-11-26 2014-11-19 三菱電機株式会社 Dual refrigeration equipment
WO2013160929A1 (en) * 2012-04-23 2013-10-31 三菱電機株式会社 Refrigeration cycle system
WO2015029220A1 (en) * 2013-08-30 2015-03-05 三菱電機株式会社 Air conditioner
JP6379769B2 (en) * 2014-07-14 2018-08-29 株式会社富士通ゼネラル Air conditioner
CN108332285B (en) * 2017-12-29 2019-12-06 青岛海尔空调器有限总公司 Air conditioner system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1215449A1 (en) * 1999-09-24 2002-06-19 Sanyo Electric Co., Ltd. Multi-stage compression refrigerating device
EP1647783A2 (en) * 2004-10-18 2006-04-19 Mitsubishi Denki Kabushiki Kaisha Refrigeration/air conditioning equipment
US20090282861A1 (en) * 2005-09-22 2009-11-19 Daikin Industries, Ltd. Air conditioning apparatus
WO2009096442A1 (en) * 2008-01-30 2009-08-06 Calsonic Kansei Corporation Supercritical refrigeration cycle

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2020202553A1 *

Also Published As

Publication number Publication date
EP3951284A1 (en) 2022-02-09
JPWO2020202553A1 (en) 2020-10-08
CN113646593B (en) 2022-11-15
CN113646593A (en) 2021-11-12
WO2020202553A1 (en) 2020-10-08
US20220136741A1 (en) 2022-05-05

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