RU2017121846A - MICROCHANNEL HEAT EXCHANGE RESISTANT TO FORMATION - Google Patents

MICROCHANNEL HEAT EXCHANGE RESISTANT TO FORMATION Download PDF

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Publication number
RU2017121846A
RU2017121846A RU2017121846A RU2017121846A RU2017121846A RU 2017121846 A RU2017121846 A RU 2017121846A RU 2017121846 A RU2017121846 A RU 2017121846A RU 2017121846 A RU2017121846 A RU 2017121846A RU 2017121846 A RU2017121846 A RU 2017121846A
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Russia
Prior art keywords
heat
heat exchanger
plate
section
exchange
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RU2017121846A
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Russian (ru)
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RU2693946C2 (en
RU2017121846A3 (en
Inventor
Ариндом ДЖОРДАР
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Кэрриер Корпорейшн
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Publication of RU2017121846A3 publication Critical patent/RU2017121846A3/ru
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Publication of RU2693946C2 publication Critical patent/RU2693946C2/en

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    • 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
    • F28D1/0475—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 having a single U-bend
    • F28D1/0476—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 having a single U-bend the conduits having a non-circular cross-section
    • 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
    • F28D1/05391—Assemblies of conduits connected to common headers, e.g. core type radiators with multiple rows of conduits or with multi-channel conduits combined with a particular flow pattern, e.g. multi-row multi-stage radiators
    • 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
    • F28D9/00—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D9/02—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the heat-exchange media travelling at an angle to one another
    • 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
    • F28F1/126—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 consisting of zig-zag shaped fins
    • F28F1/128—Fins with openings, e.g. louvered fins
    • 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
    • F28F13/08—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media by varying the cross-section of the flow 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
    • F28F17/00—Removing ice or water from heat-exchange apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F17/00—Removing ice or water from heat-exchange apparatus
    • F28F17/005—Means for draining condensates from heat exchangers, e.g. from 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
    • F28F19/00—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers
    • F28F19/006—Preventing deposits of ice
    • 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
    • F28D2001/0253—Particular components
    • F28D2001/026—Cores
    • F28D2001/0266—Particular core assemblies, e.g. having different orientations or having different geometric features
    • 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
    • F28D2001/0253—Particular components
    • F28D2001/026—Cores
    • F28D2001/0273—Cores having special shape, e.g. curved, annular
    • 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
    • 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
    • F28D2021/0071—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
    • F28F2260/00—Heat exchangers or heat exchange elements having special size, e.g. microstructures
    • F28F2260/02—Heat exchangers or heat exchange elements having special size, e.g. microstructures having microchannels

Claims (22)

1. Теплообменник, содержащий:1. A heat exchanger containing: первый коллектор;first collector; второй коллектор, отделенный от первого коллектора;a second collector separated from the first collector; множество теплообменных трубчатых сегментов, расположенных на расстоянии друг от друга, параллельно друг другу и соединяющих по текучей среде первый коллектор и второй коллектор, причем указанное множество теплообменных трубчатых сегментов содержит изгиб, задающий первую пластину и вторую пластину теплообменных трубчатых сегментов, при этом первая пластина расположена под углом ко второй пластине, каждый из указанного множества теплообменных трубчатых сегментов содержит по меньшей мере первую теплообменную трубку и вторую теплообменную трубку, по меньшей мере частично соединенных перемычкой, проходящей между ними, первая теплообменная трубка и вторая теплообменная трубка являются ассиметричными таким образом, что проходное поперечное сечение первой теплообменной трубки отличается от проходного поперечного сечения второй теплообменной трубки;a plurality of heat-exchange tubular segments spaced apart from each other, parallel to each other and fluidly connecting the first collector and the second collector, said plurality of heat-exchange tubular segments comprising a bend defining a first plate and a second plate of heat-exchange tubular segments, wherein the first plate is located at an angle to the second plate, each of said plurality of heat-exchange tubular segments comprises at least a first heat-exchange tube and a second heat-exchange a tube at least partially connected by a jumper passing between them, the first heat transfer tube and the second heat transfer tube are asymmetric so that the passage cross section of the first heat transfer tube is different from the passage cross section of the second heat transfer tube; причем текучая среда выполнена с возможностью последовательного протекания через первые теплообменные трубки первой пластины, первые теплообменные трубки второй пластины, вторые теплообменные трубки второй пластины и вторые теплообменные трубки первой пластины.moreover, the fluid is arranged to flow sequentially through the first heat transfer tubes of the first plate, the first heat transfer tubes of the second plate, the second heat transfer tubes of the second plate and the second heat transfer tubes of the first plate. 2. Теплообменник по п. 1, в котором воздушный поток через теплообменник перемещается от первой пластины ко второй пластине.2. The heat exchanger according to claim 1, wherein the air flow through the heat exchanger moves from the first plate to the second plate. 3. Теплообменник по п. 1, в котором воздушный поток через теплообменник перемещается от второй пластины к первой пластине.3. The heat exchanger according to claim 1, wherein the air flow through the heat exchanger moves from the second plate to the first plate. 4. Теплообменник по п. 1, в котором проходное поперечное сечение первых теплообменных трубок меньше, чем проходное поперечное сечение вторых теплообменных трубок.4. The heat exchanger according to claim 1, in which the passage cross section of the first heat transfer tubes is smaller than the passage cross section of the second heat transfer tubes. 5. Теплообменник по п. 4, в котором текучая среда в первых теплообменных трубках содержит жидкость или паро-жидкостную смесь, содержащую менее 20% пара по массе.5. The heat exchanger according to claim 4, in which the fluid in the first heat exchange tubes contains a liquid or vapor-liquid mixture containing less than 20% steam by weight. 6. Теплообменник по п. 4, в котором текучая среда во вторых теплообменных трубках содержит пар или паро-жидкостную смесь, содержащую по меньшей мере 50% пара по массе.6. The heat exchanger according to claim 4, in which the fluid in the second heat exchange tubes contains steam or a vapor-liquid mixture containing at least 50% by weight of steam. 7. Теплообменник по п. 1, в котором проходное поперечное сечение первых теплообменных трубок больше, чем проходное поперечное сечение вторых теплообменных трубок.7. The heat exchanger according to claim 1, in which the passage cross section of the first heat transfer tubes is larger than the passage cross section of the second heat transfer tubes. 8. Теплообменник по п. 7, в котором текучая среда во вторых теплообменных трубках содержит жидкость или паро-жидкостную смесь, содержащую менее 20% пара по массе.8. The heat exchanger according to claim 7, in which the fluid in the second heat exchange tubes contains a liquid or vapor-liquid mixture containing less than 20% steam by weight. 9. Теплообменник по п. 7, в котором текучая среда в первых теплообменных трубках содержит пар или паро-жидкостную смесь, содержащую по меньшей мере 50% пара по массе.9. The heat exchanger according to claim 7, in which the fluid in the first heat exchange tubes contains steam or a vapor-liquid mixture containing at least 50% by weight of steam. 10. Теплообменник, содержащий:10. A heat exchanger containing: первый коллектор;first collector; второй коллектор, отделенный от первого коллектора;a second collector separated from the first collector; множество теплообменных трубчатых сегментов, расположенных на расстоянии друг от друга, параллельно друг другу и соединяющих по текучей среде первый коллектор и второй коллектор, причем указанное множество теплообменных трубчатых сегментов содержит изгиб, задающий первую секцию теплообменных трубчатых сегментов и вторую секцию теплообменных трубчатых сегментов, при этом первая секция расположена под углом ко второй секции, каждый из указанного множества теплообменных трубчатых сегментов содержит по меньшей мере первую теплообменную трубку и вторую теплообменную трубку, по меньшей мере частично соединенных перемычкой, проходящей между ними;a plurality of heat-exchange tubular segments spaced apart from each other, parallel to each other and fluidly connecting the first collector and the second collector, said plurality of heat-exchange tubular segments comprising a bend defining a first section of heat-exchange tubular segments and a second section of heat-exchange tubular segments, the first section is located at an angle to the second section, each of the specified plurality of heat-exchange tubular segments contains at least a first heat-exchange th tube and a second heat exchange tube, at least partially connected by a bridge extending therebetween; причем текучая среда выполнена с возможностью последовательного протекания через первые теплообменные трубки и вторые теплообменные трубки теплообменника таким образом, что текучая среда в первых теплообменных трубках является жидкостью, а текучая среда во вторых теплообменных трубках является паром.moreover, the fluid is arranged to flow sequentially through the first heat exchanger tubes and the second heat exchanger tubes of the heat exchanger so that the fluid in the first heat exchanger tubes is liquid and the fluid in the second heat exchanger tubes is steam. 11. Теплообменник по п. 10, в котором первая теплообменная трубка и вторая теплообменная трубка являются ассиметричными таким образом, что проходное поперечное сечение первой теплообменной трубки отличается от проходного поперечного сечения второй теплообменной трубки.11. The heat exchanger according to claim 10, in which the first heat transfer tube and the second heat transfer tube are asymmetric so that the flow cross section of the first heat transfer tube is different from the flow cross section of the second heat transfer tube. 12. Теплообменник по п. 11, в котором проходное поперечное сечение первых теплообменных трубок меньше, чем проходное поперечное сечение вторых теплообменных трубок.12. The heat exchanger according to claim 11, in which the flow cross-section of the first heat transfer tubes is smaller than the flow cross-section of the second heat transfer tubes. 13. Теплообменник по п. 10, в котором воздушный поток через теплообменник перемещается от первой пластины ко второй пластине.13. The heat exchanger according to claim 10, wherein the air flow through the heat exchanger moves from the first plate to the second plate. 14. Теплообменник по п. 10, в котором воздушный поток через теплообменник перемещается от второй пластины к первой пластине.14. The heat exchanger according to claim 10, wherein the air flow through the heat exchanger moves from the second plate to the first plate.
RU2017121846A 2014-11-26 2015-11-20 Micro-channel heat exchanger resistant to frost formation RU2693946C2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201462084752P 2014-11-26 2014-11-26
US62/084,752 2014-11-26
PCT/US2015/061902 WO2016085817A2 (en) 2014-11-26 2015-11-20 Frost tolerant microchannel heat exchanger

Publications (3)

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RU2017121846A true RU2017121846A (en) 2018-12-26
RU2017121846A3 RU2017121846A3 (en) 2019-05-17
RU2693946C2 RU2693946C2 (en) 2019-07-08

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RU2017121846A RU2693946C2 (en) 2014-11-26 2015-11-20 Micro-channel heat exchanger resistant to frost formation

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US (1) US20170356700A1 (en)
EP (1) EP3224565B1 (en)
CN (1) CN107003073A (en)
RU (1) RU2693946C2 (en)
WO (1) WO2016085817A2 (en)

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Publication number Publication date
EP3224565B1 (en) 2023-12-27
RU2693946C2 (en) 2019-07-08
WO2016085817A2 (en) 2016-06-02
RU2017121846A3 (en) 2019-05-17
US20170356700A1 (en) 2017-12-14
WO2016085817A3 (en) 2016-07-14
CN107003073A (en) 2017-08-01
EP3224565A2 (en) 2017-10-04

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