EP4116642A4 - Heat exchanger and air conditioner - Google Patents

Heat exchanger and air conditioner Download PDF

Info

Publication number
EP4116642A4
EP4116642A4 EP20923061.4A EP20923061A EP4116642A4 EP 4116642 A4 EP4116642 A4 EP 4116642A4 EP 20923061 A EP20923061 A EP 20923061A EP 4116642 A4 EP4116642 A4 EP 4116642A4
Authority
EP
European Patent Office
Prior art keywords
heat exchanger
air conditioner
conditioner
air
exchanger
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
EP20923061.4A
Other languages
German (de)
French (fr)
Other versions
EP4116642A1 (en
Inventor
Tsuyoshi Sato
Takumi NISHIYAMA
Kenta MURATA
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 EP4116642A1 publication Critical patent/EP4116642A1/en
Publication of EP4116642A4 publication Critical patent/EP4116642A4/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
    • F25B39/00—Evaporators; Condensers
    • F25B39/04—Condensers
    • 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
    • F28D1/047—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 bent, e.g. in a serpentine or zig-zag
    • F28D1/0477—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 bent, e.g. in a serpentine or zig-zag the conduits being bent in a serpentine or zig-zag
    • 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
    • F25B39/00—Evaporators; Condensers
    • F25B39/02—Evaporators
    • 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
    • F28F1/006—Tubular elements; Assemblies of tubular elements 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
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/02—Tubular elements of cross-section which is non-circular
    • F28F1/06—Tubular elements of cross-section which is non-circular crimped or corrugated in cross-section
    • 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
    • F28F1/40—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only inside the tubular element
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
    • F28F13/02—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by influencing fluid boundary
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
    • F28F13/06—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
    • F28F13/18—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by applying coatings, e.g. radiation-absorbing, radiation-reflecting; by surface treatment, e.g. polishing
    • F28F13/185—Heat-exchange surfaces provided with microstructures or with porous coatings
    • F28F13/187—Heat-exchange surfaces provided with microstructures or with porous coatings especially adapted for evaporator surfaces or condenser surfaces, e.g. with nucleation sites
    • 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
    • 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
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2210/00—Heat exchange conduits
    • F28F2210/08—Assemblies of conduits having different features
EP20923061.4A 2020-03-05 2020-03-05 Heat exchanger and air conditioner Pending EP4116642A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/009421 WO2021176651A1 (en) 2020-03-05 2020-03-05 Heat exchanger and air conditioner

Publications (2)

Publication Number Publication Date
EP4116642A1 EP4116642A1 (en) 2023-01-11
EP4116642A4 true EP4116642A4 (en) 2023-04-05

Family

ID=77614218

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20923061.4A Pending EP4116642A4 (en) 2020-03-05 2020-03-05 Heat exchanger and air conditioner

Country Status (4)

Country Link
US (1) US20230043875A1 (en)
EP (1) EP4116642A4 (en)
JP (1) JP7414951B2 (en)
WO (1) WO2021176651A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024069896A1 (en) * 2022-09-29 2024-04-04 日立ジョンソンコントロールズ空調株式会社 Air conditioner

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06281293A (en) * 1993-03-31 1994-10-07 Toshiba Corp Heat exchanger
US5542271A (en) * 1993-10-18 1996-08-06 Hitachi, Ltd. Air-conditioner employing non-azeotrope refrigerant
KR20020038002A (en) * 2000-11-16 2002-05-23 구자홍 Conductible tube for evaporator
US6550273B2 (en) * 1997-12-16 2003-04-22 Matsushita Electric Industrial Co., Ltd. Air conditioner using flammable refrigerant
WO2017088900A1 (en) * 2015-11-23 2017-06-01 Carrier Corporation Heat exchanger
US20170198990A1 (en) * 2016-01-12 2017-07-13 Hamilton Sundstrand Corporation Heat exchangers

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0875384A (en) * 1994-07-01 1996-03-19 Hitachi Ltd Heat transfer tube for non-azeotrope refrigerant, heat exchanger using the same tube, assembling method and refrigerating air conditioner using the same exchanger
JPH08145593A (en) * 1994-11-24 1996-06-07 Sanyo Electric Co Ltd Heat exchanger
JP4297250B2 (en) 2003-04-30 2009-07-15 東芝キヤリア株式会社 Air conditioner heat exchanger
JP2009257744A (en) * 2008-03-25 2009-11-05 Daikin Ind Ltd Refrigerating device
JP2015158303A (en) * 2014-02-24 2015-09-03 三菱電機株式会社 heat exchanger and refrigeration cycle device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06281293A (en) * 1993-03-31 1994-10-07 Toshiba Corp Heat exchanger
US5542271A (en) * 1993-10-18 1996-08-06 Hitachi, Ltd. Air-conditioner employing non-azeotrope refrigerant
US6550273B2 (en) * 1997-12-16 2003-04-22 Matsushita Electric Industrial Co., Ltd. Air conditioner using flammable refrigerant
KR20020038002A (en) * 2000-11-16 2002-05-23 구자홍 Conductible tube for evaporator
WO2017088900A1 (en) * 2015-11-23 2017-06-01 Carrier Corporation Heat exchanger
US20170198990A1 (en) * 2016-01-12 2017-07-13 Hamilton Sundstrand Corporation Heat exchangers

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021176651A1 *

Also Published As

Publication number Publication date
JP7414951B2 (en) 2024-01-16
JPWO2021176651A1 (en) 2021-09-10
US20230043875A1 (en) 2023-02-09
WO2021176651A1 (en) 2021-09-10
EP4116642A1 (en) 2023-01-11

Similar Documents

Publication Publication Date Title
EP3745075A4 (en) Indoor heat exchanger and air conditioning device
EP3922941A4 (en) Heat exchanger and air-conditioner provided with same
EP3605003A4 (en) Heat exchanger and air conditioner
EP3760949A4 (en) Heat exchanger unit and air conditioner using same
EP3842728A4 (en) Heat exchanger and air conditioner
EP3587988A4 (en) Heat exchanger and air conditioner
EP4092336A4 (en) Indoor air conditioning unit and air conditioner
EP3742081A4 (en) Heat exchanger and air conditioning device
EP4155652A4 (en) Heat exchanger and air conditioner
EP3805687A4 (en) Refrigerant distributor, heat exchanger, and air conditioner
EP3916320A4 (en) Heat exchanger and air conditioning device
EP3748276A4 (en) Heat exchanger and air conditioner
EP3742083A4 (en) Heat exchanger, air conditioner, and cooling unit
EP4155626A4 (en) Heat exchanger, outdoor unit equipped with heat exchanger, and air conditioner equipped with outdoor unit
EP4116642A4 (en) Heat exchanger and air conditioner
EP3686500A4 (en) Heat exchanger unit and air conditioner
EP3594591A4 (en) Heat exchanger and air conditioner
EP3951302A4 (en) Heat exchanger and air conditioner comprising heat exchanger
EP4155655A4 (en) Refrigerant distributor, heat exchanger, and air conditioner
EP3995774A4 (en) Air-conditioning unit, heat exchanger, and air conditioner
EP4155625A4 (en) Heat exchanger and air conditioner
EP3667202A4 (en) Heat exchanger, air conditioner indoor unit, and air conditioner
EP4155645A4 (en) Heat exchanger and air conditioner comprising said heat exchanger
EP3862713A4 (en) Heat exchanger and air conditioner
EP3859265A4 (en) Heat exchanger and air conditioner

Legal Events

Date Code Title Description
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

Free format text: ORIGINAL CODE: 0009012

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: 20220819

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: 20230303

RIC1 Information provided on ipc code assigned before grant

Ipc: F28D 21/00 20060101ALI20230227BHEP

Ipc: F28F 1/06 20060101ALI20230227BHEP

Ipc: F28F 13/18 20060101ALI20230227BHEP

Ipc: F28F 1/32 20060101ALI20230227BHEP

Ipc: F28F 1/00 20060101ALI20230227BHEP

Ipc: F28D 1/047 20060101ALI20230227BHEP

Ipc: F25B 13/00 20060101ALI20230227BHEP

Ipc: F28F 1/40 20060101ALI20230227BHEP

Ipc: F25B 1/00 20060101ALI20230227BHEP

Ipc: F28F 13/06 20060101ALI20230227BHEP

Ipc: F28F 13/02 20060101ALI20230227BHEP

Ipc: F25B 39/04 20060101ALI20230227BHEP

Ipc: F25B 39/02 20060101AFI20230227BHEP

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)