EP2623894A4 - Refrigeration circuit - Google Patents

Refrigeration circuit

Info

Publication number
EP2623894A4
EP2623894A4 EP11828934.7A EP11828934A EP2623894A4 EP 2623894 A4 EP2623894 A4 EP 2623894A4 EP 11828934 A EP11828934 A EP 11828934A EP 2623894 A4 EP2623894 A4 EP 2623894A4
Authority
EP
European Patent Office
Prior art keywords
refrigeration circuit
refrigeration
circuit
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.)
Withdrawn
Application number
EP11828934.7A
Other languages
German (de)
French (fr)
Other versions
EP2623894A1 (en
Inventor
Noriyuki Okuda
Takayuki Setoguchi
Keisuke Tanimoto
Takamune Okui
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.)
Daikin Industries Ltd
Original Assignee
Daikin Industries 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 Daikin Industries Ltd filed Critical Daikin Industries Ltd
Publication of EP2623894A1 publication Critical patent/EP2623894A1/en
Publication of EP2623894A4 publication Critical patent/EP2623894A4/en
Withdrawn legal-status Critical Current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
    • F25B30/00—Heat pumps
    • F25B30/02—Heat pumps of the compression type
    • 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
    • F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
    • 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
    • F25B41/00—Fluid-circulation 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
    • F25B45/00—Arrangements for charging or discharging refrigerant
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
    • F28F1/24—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely
    • F28F1/32—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely the means having portions engaging further tubular elements
    • 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
    • F25B2400/19—Pumping down refrigerant from one part of the cycle to another part of the cycle, e.g. when the cycle is changed from cooling to heating, or before a defrost cycle is started
    • 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
    • F25B2500/00—Problems to be solved
    • F25B2500/01—Geometry problems, e.g. for reducing size
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
    • F28D2021/0068—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for refrigerant cycles

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Geometry (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Power Engineering (AREA)
  • Air Conditioning Control Device (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
EP11828934.7A 2010-09-30 2011-09-22 Refrigeration circuit Withdrawn EP2623894A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010222719A JP2012077983A (en) 2010-09-30 2010-09-30 Refrigerating circuit
PCT/JP2011/071612 WO2012043377A1 (en) 2010-09-30 2011-09-22 Refrigeration circuit

Publications (2)

Publication Number Publication Date
EP2623894A1 EP2623894A1 (en) 2013-08-07
EP2623894A4 true EP2623894A4 (en) 2014-04-09

Family

ID=45892828

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11828934.7A Withdrawn EP2623894A4 (en) 2010-09-30 2011-09-22 Refrigeration circuit

Country Status (7)

Country Link
US (1) US20130174595A1 (en)
EP (1) EP2623894A4 (en)
JP (1) JP2012077983A (en)
KR (1) KR20130059450A (en)
CN (1) CN103140728A (en)
AU (1) AU2011309326A1 (en)
WO (1) WO2012043377A1 (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014103407A1 (en) * 2012-12-28 2014-07-03 三菱電機株式会社 Air-conditioning device
JP6036357B2 (en) * 2013-02-05 2016-11-30 ダイキン工業株式会社 Air conditioner
JP2015078792A (en) * 2013-10-17 2015-04-23 日立アプライアンス株式会社 Air conditioning device
KR101810809B1 (en) * 2014-03-07 2017-12-19 미쓰비시덴키 가부시키가이샤 Air conditioning device
US9976785B2 (en) * 2014-05-15 2018-05-22 Lennox Industries Inc. Liquid line charge compensator
US10330358B2 (en) 2014-05-15 2019-06-25 Lennox Industries Inc. System for refrigerant pressure relief in HVAC systems
JP6423643B2 (en) 2014-08-08 2018-11-14 東京エレクトロン株式会社 Method for etching a multilayer film
JP6339963B2 (en) 2015-04-06 2018-06-06 東京エレクトロン株式会社 Etching method
JP6541439B2 (en) 2015-05-29 2019-07-10 東京エレクトロン株式会社 Etching method
JP6494424B2 (en) 2015-05-29 2019-04-03 東京エレクトロン株式会社 Etching method
JP6494778B2 (en) * 2015-10-08 2019-04-03 三菱電機株式会社 Refrigeration cycle equipment
JP6883495B2 (en) 2017-09-04 2021-06-09 東京エレクトロン株式会社 Etching method
JP6570200B2 (en) * 2017-12-21 2019-09-04 本田技研工業株式会社 Electric vehicle
JP6620389B2 (en) * 2017-12-21 2019-12-18 本田技研工業株式会社 Electric vehicle
US10663199B2 (en) 2018-04-19 2020-05-26 Lennox Industries Inc. Method and apparatus for common manifold charge compensator
US10830514B2 (en) 2018-06-21 2020-11-10 Lennox Industries Inc. Method and apparatus for charge compensator reheat valve
US20220235982A1 (en) * 2019-08-07 2022-07-28 Mitsubishi Electric Corporation Refrigeration cycle apparatus
JP2021055958A (en) 2019-09-30 2021-04-08 ダイキン工業株式会社 Freezer
EP3862660B1 (en) * 2020-02-06 2024-05-22 Carrier Corporation Heat pump system
EP4151926A4 (en) * 2020-05-11 2023-06-14 Mitsubishi Electric Corporation Refrigeration cycle device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1775527A1 (en) * 2004-08-04 2007-04-18 Daikin Industries, Ltd. Air conditioner
EP1916487A1 (en) * 2005-08-15 2008-04-30 Daikin Industries, Ltd. Refrigerating apparatus
WO2008064238A1 (en) * 2006-11-22 2008-05-29 Johnson Controls Technology Company Multichannel heat exchanger with dissimilar multichannel tubes
JP2009299961A (en) * 2008-06-11 2009-12-24 Daikin Ind Ltd Refrigerating device, refrigerant recovering method and compressor replacement method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0618063A (en) * 1992-07-02 1994-01-25 Hitachi Ltd Air-conditioner
JP3199496B2 (en) 1992-11-13 2001-08-20 カルソニックカンセイ株式会社 Automotive air conditioner capacitors
JPH10318630A (en) * 1997-05-16 1998-12-04 Matsushita Electric Ind Co Ltd Air-conditioning equipment
JPH11201573A (en) * 1998-01-08 1999-07-30 Matsushita Electric Ind Co Ltd Multiroom type air conditioner
JP4848608B2 (en) * 2001-09-12 2011-12-28 三菱電機株式会社 Refrigerant circuit
JP2005233551A (en) * 2004-02-20 2005-09-02 Mitsubishi Electric Corp Refrigeration cycle device
JP4734161B2 (en) * 2006-04-19 2011-07-27 日立アプライアンス株式会社 Refrigeration cycle apparatus and air conditioner
JP5011957B2 (en) * 2006-09-07 2012-08-29 ダイキン工業株式会社 Air conditioner

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1775527A1 (en) * 2004-08-04 2007-04-18 Daikin Industries, Ltd. Air conditioner
EP1916487A1 (en) * 2005-08-15 2008-04-30 Daikin Industries, Ltd. Refrigerating apparatus
WO2008064238A1 (en) * 2006-11-22 2008-05-29 Johnson Controls Technology Company Multichannel heat exchanger with dissimilar multichannel tubes
JP2009299961A (en) * 2008-06-11 2009-12-24 Daikin Ind Ltd Refrigerating device, refrigerant recovering method and compressor replacement method

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2012043377A1 *

Also Published As

Publication number Publication date
CN103140728A (en) 2013-06-05
JP2012077983A (en) 2012-04-19
EP2623894A1 (en) 2013-08-07
US20130174595A1 (en) 2013-07-11
AU2011309326A1 (en) 2013-04-18
WO2012043377A1 (en) 2012-04-05
KR20130059450A (en) 2013-06-05

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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A4 Supplementary search report drawn up and despatched

Effective date: 20140312

RIC1 Information provided on ipc code assigned before grant

Ipc: F25B 43/00 20060101AFI20140306BHEP

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Effective date: 20141008