EP4290170A4 - Heat exchanger and refrigeration cycle apparatus equipped with same - Google Patents

Heat exchanger and refrigeration cycle apparatus equipped with same Download PDF

Info

Publication number
EP4290170A4
EP4290170A4 EP21924628.7A EP21924628A EP4290170A4 EP 4290170 A4 EP4290170 A4 EP 4290170A4 EP 21924628 A EP21924628 A EP 21924628A EP 4290170 A4 EP4290170 A4 EP 4290170A4
Authority
EP
European Patent Office
Prior art keywords
heat exchanger
same
refrigeration cycle
cycle apparatus
apparatus equipped
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Withdrawn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
EP21924628.7A
Other languages
German (de)
French (fr)
Other versions
EP4290170A1 (en
Inventor
Atsushi Morita
Tsuyoshi Maeda
Shin Nakamura
Akira YATSUYANAGI
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 EP4290170A1 publication Critical patent/EP4290170A1/en
Publication of EP4290170A4 publication Critical patent/EP4290170A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • F28F1/02—Tubular elements of cross-section which is non-circular
    • F28F1/04—Tubular elements of cross-section which is non-circular polygonal, e.g. rectangular
    • 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
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
    • F28D1/053—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight
    • F28D1/0535—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight the conduits having a non-circular cross-section
    • F28D1/05366—Assemblies of conduits connected to common headers, e.g. core type radiators
    • F28D1/05383—Assemblies of conduits connected to common headers, e.g. core type radiators with multiple rows of conduits or with multi-channel conduits
    • 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
    • F28F1/02—Tubular elements of cross-section which is non-circular
    • F28F1/022—Tubular elements of cross-section which is non-circular with multiple channels
    • 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
    • F28F1/02—Tubular elements of cross-section which is non-circular
    • F28F1/025—Tubular elements of cross-section which is non-circular with variable shape, e.g. with modified tube ends, with different geometrical features
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02—Header boxes; End plates
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02—Header boxes; End plates
    • F28F9/04—Arrangements for sealing elements into header boxes or end plates
    • F28F9/16—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling
    • F28F9/18—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling by welding
    • F28F9/182—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling by welding the heat-exchange conduits having ends with a particular shape, e.g. deformed; the heat-exchange conduits or end plates having supplementary joining means, e.g. abutments
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2255/00—Heat exchanger elements made of materials having special features or resulting from particular manufacturing processes
    • F28F2255/16—Heat exchanger elements made of materials having special features or resulting from particular manufacturing processes extruded

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Geometry (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
EP21924628.7A 2021-02-04 2021-02-04 Heat exchanger and refrigeration cycle apparatus equipped with same Withdrawn EP4290170A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/004112 WO2022168232A1 (en) 2021-02-04 2021-02-04 Heat exchanger and refrigeration cycle apparatus equipped with same

Publications (2)

Publication Number Publication Date
EP4290170A1 EP4290170A1 (en) 2023-12-13
EP4290170A4 true EP4290170A4 (en) 2024-03-06

Family

ID=82740992

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21924628.7A Withdrawn EP4290170A4 (en) 2021-02-04 2021-02-04 Heat exchanger and refrigeration cycle apparatus equipped with same

Country Status (5)

Country Link
US (1) US20240003636A1 (en)
EP (1) EP4290170A4 (en)
JP (1) JP7483062B2 (en)
CN (1) CN116802453A (en)
WO (1) WO2022168232A1 (en)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5069277A (en) * 1990-03-13 1991-12-03 Diesel Kiki Co., Ltd. Vehicle-loaded heat exchanger of parallel flow type
JPH06341789A (en) * 1993-06-01 1994-12-13 Mitsubishi Heavy Ind Ltd Heat exchanger
JP2672463B2 (en) * 1994-03-15 1997-11-05 昭和アルミニウム株式会社 Method for producing flat tube for heat exchanger
JP2001174188A (en) * 1999-12-16 2001-06-29 Zexel Valeo Climate Control Corp Serpentine type heat exchanger and method of manufacturing tube used therefor
JP2002130983A (en) 2000-10-26 2002-05-09 Toyo Radiator Co Ltd Extruded tube having multiple minute holes for heat exchanger, and heat exchanger
JP4962278B2 (en) * 2007-11-15 2012-06-27 三菱電機株式会社 Heat exchanger and heat pump system
US8234881B2 (en) * 2008-08-28 2012-08-07 Johnson Controls Technology Company Multichannel heat exchanger with dissimilar flow
JP6200280B2 (en) 2013-11-05 2017-09-20 ジョンソンコントロールズ ヒタチ エア コンディショニング テクノロジー（ホンコン）リミテッド Method for expanding heat exchanger tube and air conditioner
JP2017026281A (en) * 2015-07-28 2017-02-02 サンデンホールディングス株式会社 Heat exchanger
JP2017190896A (en) 2016-04-12 2017-10-19 株式会社デンソー Heat exchanger

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *

Also Published As

Publication number Publication date
US20240003636A1 (en) 2024-01-04
WO2022168232A1 (en) 2022-08-11
JP7483062B2 (en) 2024-05-14
JPWO2022168232A1 (en) 2022-08-11
EP4290170A1 (en) 2023-12-13
CN116802453A (en) 2023-09-22

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Legal Events

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STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

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

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STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20230721

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

A4 Supplementary search report drawn up and despatched

Effective date: 20240207

RIC1 Information provided on ipc code assigned before grant

Ipc: F28D 1/053 20060101ALI20240201BHEP

Ipc: F28F 9/18 20060101ALI20240201BHEP

Ipc: F28F 13/08 20060101ALI20240201BHEP

Ipc: F28F 1/02 20060101AFI20240201BHEP

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
18W Application withdrawn

Effective date: 20240619