WO2010150879A1 - 熱交換器 - Google Patents

熱交換器 Download PDF

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Publication number
WO2010150879A1
WO2010150879A1 PCT/JP2010/060866 JP2010060866W WO2010150879A1 WO 2010150879 A1 WO2010150879 A1 WO 2010150879A1 JP 2010060866 W JP2010060866 W JP 2010060866W WO 2010150879 A1 WO2010150879 A1 WO 2010150879A1
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WO
WIPO (PCT)
Prior art keywords
header
unit
heat transfer
cover
heat exchanger
Prior art date
Application number
PCT/JP2010/060866
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
谷川茂利
谷川章太
Original Assignee
株式会社Cku
シーアイ化成株式会社
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 株式会社Cku, シーアイ化成株式会社 filed Critical 株式会社Cku
Priority to KR1020127001710A priority Critical patent/KR101354839B1/ko
Priority to JP2011519951A priority patent/JP4880095B2/ja
Priority to CN2010800281607A priority patent/CN102483307B/zh
Priority to TW099124319A priority patent/TWI437201B/zh
Publication of WO2010150879A1 publication Critical patent/WO2010150879A1/ja

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Classifications

    • 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
    • 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
    • F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/10—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged one within the other, e.g. concentrically
    • F28D7/103—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged one within the other, e.g. concentrically consisting of more than two coaxial conduits or modules of more than two coaxial conduits
    • 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
    • F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/10—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged one within the other, e.g. concentrically
    • F28D7/106—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged one within the other, e.g. concentrically consisting of two coaxial conduits or modules of two coaxial 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
    • F28F1/04—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
    • 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

Definitions

  • the present invention relates to a heat exchanger having left and right headers and heat transfer tubes provided between the headers, and more particularly, to a heat exchanger that enables easy creation of headers.
  • FIG. 14 shows the structure of a conventional multi-tube heat exchanger (such as Patent Document 1).
  • reference numeral 201 denotes a fin, which is provided in a direction perpendicular to the axial direction of the plurality of heat transfer tubes 202.
  • a plurality of fins 201 are provided at regular intervals, but only both end portions are shown in FIG.
  • Reference numeral 202 denotes a heat transfer tube through which a fluid to be cooled is passed.
  • Reference numeral 203 denotes headers provided at both ends of the heat transfer tube 202 so that fluid flows into the plurality of heat transfer tubes.
  • a plurality of partition plates 204 are provided inside the header 203, the flow direction of the fluid is regulated by the partition plates 204, and the fluid flowing from one heat transfer tube 202 is allowed to flow to the other heat transfer tube 202. It is what I did.
  • the fluid is caused to flow from the leftmost upper header 203 in FIG. Then, the fluid flows through the uppermost (first stage) heat transfer pipe 202 and flows to the partition space 205 of the right header 203, and then flows to the second stage heat transfer pipe 202 in the partition space 205. Then, the fluid flows to the second-stage partition space 205 of the left header 203, and similarly flows while meandering the right header 203 and the left header 203.
  • air is circulated along the fins 201 provided in a direction perpendicular to the heat transfer tubes 202, heat exchange is performed between the air and the surfaces of the fins 201 and the heat transfer tubes 202.
  • the fluid flowing inside can be cooled.
  • a pair of hollow headers are provided on the left and right sides, and insertion holes for inserting heat transfer tubes are formed on opposite side surfaces of the headers. And a heat exchanger tube is inserted in the formed insertion hole, and the clearance gap between heat exchanger tubes is brazed (patent document 2).
  • an object of the present invention is to provide a heat exchanger that does not need to make a new header from scratch even when the number of heat transfer tubes is increased or decreased.
  • the present invention provides a heat exchanger having a header and a heat transfer tube attached to the header, wherein the header includes a header unit and a header cover, and the header unit is transmitted.
  • a pipe mounting part for mounting a heat pipe, and a structure having an opening on a wall surface different from the wall surface having the pipe mounting part, and the header cover configured to cover the opening of the header unit It is.
  • an opening is provided on the wall surface facing the wall surface having the tube mounting portion, that is, the wall surface in the extending direction of the heat transfer tube.
  • the state of the inner wall surface in the pipe mounting portion can be visually confirmed from above in the axial direction, and if necessary, the inner wall surface of the header unit can be brazed.
  • a tube mounting portion is configured with a circular insertion hole, if the left and right headers are brought into close contact with each other and the heat transfer tubes are inserted into the insertion holes, and then the respective headers are separated from each other left and right, Heat transfer tubes can be attached to the left and right headers with a single insertion operation.
  • one header cover is attached so as to cover the openings of all the stacked header units.
  • the heat exchanger can be configured only by attaching one header cover.
  • such a header cover can cover the two stacked header units, and the header cover can be attached to the left and right headers in steps.
  • the header unit is stacked so as to cover the opening of the header unit.
  • the openings of a plurality of header units can be collectively covered to form a single header.
  • the header in a heat exchanger having a header and a heat transfer tube attached to the header, the header is composed of a header unit and a header cover, and the header unit is a tube attachment portion for attaching the heat transfer tube. Since the header cover is configured so as to cover the opening of the header unit, the thickness of the stack of the header unit is changed. By simply making a header cover corresponding to the thickness, the number of heat transfer tubes can be increased or decreased.
  • the heat exchanger 1 includes a pair of left and right headers 2 and a heat transfer tube 4 having a circular cross section provided between the headers 2.
  • the header 2 is provided with a plurality of header units 21 and a header cover 3 covering the header units 21.
  • the opening part 27 is formed in the rear surface side, The opening part 27, the header cover 3 is attached.
  • the heat transfer tube 4 constituting the heat exchanger 1 is made of a metal tubular member having good heat conductivity, and has an outer diameter of 0.8 mm to 2.0 mm, preferably 0 mm, for example. It is composed of a very thin tubular member having an inner diameter of 0.7 mm to 1.9 mm, preferably 0.8 mm to 1.4 mm. As shown in FIG. 2, the heat transfer tubes 4 are provided in parallel on the same plane. In this embodiment (first embodiment), fluid flows from the left header 2 to the right header 2 in FIG. 1, and heat is generated by another fluid flowing outside the heat transfer tube 4 in the middle. I try to replace them.
  • the header 2 provided on both ends of the heat transfer tube 4 includes a header unit 21 that sandwiches the vicinity of the end of the heat transfer tube 4 and an opening 27 on the rear surface side of the header unit 21.
  • the header cover 3 (refer FIG. 5) which covers is comprised.
  • the side to which the heat transfer tube 4 is attached is the front surface (first wall surface 23), the wall surface in the extending direction of the heat transfer tube 4 is the rear surface, the left and right sides are side surfaces, the upper side and The lower side will be described as an upper surface and a bottom surface, respectively.
  • the header unit 21 is configured by unit separators 22 that are paired up and down as shown in FIG. When such a unit separation body 22 is formed, it may be formed integrally by pressing, or may be formed integrally by folding the end side of a planar metal plate inward.
  • the unit separator 22 is provided with a plurality of recesses 28 on a first wall surface 23 on which the heat transfer tube 4 is attached, and left and right side surfaces 24 and a bottom surface 25 are provided so as to continue from there, and the rear surface side is opened. Opening 27 is formed.
  • the first wall surface 23 is divided by a dividing surface 20 parallel to the axial surface of the heat transfer tube 4, and a plurality of recesses 28 are formed on the dividing surface 20.
  • the dividing surface 20 is divided by a surface parallel to the axial surface of the heat transfer tube 4, and the recess 28 has a shape that halves the outer shape of the heat transfer tube 4. In FIGS. 2 and 3, since the heat transfer tube 4 is circular, the shape of the recess 28 is also semicircular. However, when using a flat heat transfer tube 4 as shown in FIG. A semi-flat shape in which the lower half of the heat transfer tube 4 is divided in half can also be used.
  • the concave portion 28 formed in such a shape is provided at a position that is bilaterally symmetric with respect to the first wall surface 23, so that even when the unit separator 22 is opposed in the upside down direction,
  • the open portions of the recesses 28 are aligned so that the heat transfer tubes 4 are sandwiched therebetween.
  • the gap between the recesses 28 is brazed with the brazing material 5 to prevent fluid leakage.
  • the joint portions of the upper and lower unit separators 22 are also brazed from the outside, but in this embodiment, the rear surface side of the header unit 21 is open, so that brazing can also be performed from the inside.
  • the header cover is configured to cover the openings 27 of the plurality of stacked header units 21 with a predetermined gap space S.
  • a predetermined gap space S To each header unit 21 from each opening 27, and fluid discharged from each header unit 21 is joined and discharged from the discharge port 32.
  • this header cover 3 When this header cover 3 is attached to the header unit 21, the amount of overlap between the side surface 24 of the header unit 21 and the side surface of the header cover 3 is changed, thereby adjusting the size of the gap space S, so Is allowed to flow into each header unit 21.
  • the heat exchanger 1 configured as described above is manufactured.
  • the unit separator 22 is arranged so that the concave portion 28 faces upward, and in that state, the heat transfer tube 4 is attached from the open portion of the concave portion 28.
  • the heat transfer tubes 4 are attached to the recesses 28, the plurality of heat transfer tubes 4 are dropped so as to roll on the unit separator 22, and the heat transfer tubes 4 other than the heat transfer tubes 4 dropped into the recesses 28 are removed and attached.
  • the unit separator 22 turned upside down is covered from the top, and the recessed part 28 of the upper and lower unit separator 22 is covered. Then, the heat transfer tube 4 is sandwiched. Then, the dividing surfaces 20 of the upper and lower unit separators 22 and the gaps between the heat transfer tubes 4 and the recesses 28 are brazed with the brazing material 5.
  • header units 21 to which the heat transfer tubes 4 are attached are provided, and these are stacked in the vertical direction.
  • the rear surface side of the header unit 21 is in an open state, the header cover 3 is attached from the rear surface side, and the gap space S is formed on the rear surface side of the header unit 21.
  • the joint portion between the header cover 3 and the header unit 21 is brazed so that the fluid does not leak outside.
  • brazing is also performed from the opening 27 side of the header unit 21.
  • the header units 21 that hold the heat transfer tubes 4 are stacked in the vertical direction, and the openings 27 of the stacked header units 21 are covered with the header cover 3 with a predetermined gap space S. Since it did in this way, while changing the thickness of the lamination
  • FIG. 1 since the rear surface side of the header unit 21 is open, it can be brazed from the inside of the header unit 21, thereby preventing fluid leakage more reliably. become.
  • the size of the gap space S can be adjusted simply by changing the amount of overlap with the header unit 21, and the fluid flow is in an optimal state.
  • the header cover 3 can be attached.
  • the unit separators 22 having the same shape are vertically opposed to each other.
  • the unit separator 22 may be configured to be slightly smaller and brazed so that the first wall surface 23 and the side surface 24 overlap.
  • a gap is generated between the small unit separator 22 (upper unit separator 22 in FIG. 6) and the header cover 3.
  • the gap may be sealed using a brazing material or a metal plate.
  • the opening 27 is formed on the rear side of the header unit 21, but in the second embodiment, as shown in FIGS. 7 and 8, the header unit 21b is formed.
  • An opening 27 is formed on the side of the header cover 3 and the header cover 3 is attached thereto.
  • the second embodiment will be described.
  • symbol as 1st Embodiment shall have the same structure as 1st Embodiment.
  • the header unit 21b is constituted by a pair of unit separators 22b, and is a recess in which the heat transfer tubes 4 are halved on the dividing surface 20 of each unit separator 22b. 28 and a rear surface 26 and a bottom surface 25 facing the first wall surface 23 having the concave portion 28 are provided to form an upward U-shape. And by constructing the unit separator 22b in this way, the upper surface side and the side surface side are opened, and each unit separator 22b is joined upside down so that the heat transfer tubes 4 are sandwiched between the respective recesses 28. I will let you.
  • the header cover 3b is attached to the opening 27 on the side surface of the header unit 21b thus configured (FIG. 8).
  • the header cover 3b is configured to cover the opening 27 of the header unit 21b stacked in the vertical direction with a predetermined gap space S, and allows the fluid flowing in from the inflow port 31 to flow in from each opening 27.
  • the heat transfer tubes 4 (not shown in FIG. 8) of each header unit 21 b are branched and the fluid discharged from each header unit 21 b is joined and discharged from the discharge port 32.
  • the size of the gap space S is adjusted by changing the amount of overlap between the first wall surface 23 and the rear surface 26 of the header unit 21b and the side surface of the header cover 3b. This allows fluid to flow to each header unit 21b in an optimal state.
  • the header cover 3b is attached only to one side, but the header cover 3b may be attached to both sides.
  • the number of the heat transfer tubes 4 can be increased by changing the stacking state of the header unit 21b and making the corresponding header cover 3b. It becomes possible to cope with increase and decrease.
  • the header unit 21 is formed by facing the unit separator 22 in which the header unit 21 is divided in half. The third embodiment. Then, it is made into the box shape which opened only the rear surface side, and provided with the circular pipe
  • the header 2c in this embodiment will be described with reference to FIG. 9.
  • the header unit 21c constituting the header 2c includes a first wall surface 23c on the side where the heat transfer tube 4 is attached, left and right side surfaces 24, an upper surface, and a bottom surface.
  • the opening 27 is formed by opening only the rear surface side.
  • the first wall surface 23c is provided with a circular tube attachment portion 28c for inserting the heat transfer tube 4 in the axial direction.
  • the heat transfer tube 4 is inserted in the tube attachment portion 28c in the axial direction and brazed. To do.
  • the header cover 3 attached to the rear surface side of the header unit 21c is provided in the same manner as in the first embodiment, and is attached so as to form a predetermined gap space S from the opening 27.
  • the header units 21c provided on the left and right are arranged so that the first wall surfaces 23c are in close contact with each other. Then, the heat transfer tubes 4 are inserted into the respective tube attachment portions 28c at once. Then, the same operation is repeated to insert the heat transfer tubes 4 into all the tube attachment portions 28c, and then the header units 21c are separated from each other (FIG. 10 (b)), in the vicinity of the end portions of the heat transfer tubes 4. Is brazed with brazing material 5. Similarly, the header units 21 to which the heat transfer tubes 4 are attached are stacked in the vertical direction, and the header cover 3 is attached from the left and right openings 27.
  • the rear surface side is opened, but the side surface 24 may be opened as in the second embodiment.
  • one header cover 3 is attached to all the stacked header units 21, but in this embodiment, the header cover 3d is attached to the two upper and lower header units 21, and The header covers 3d are alternately attached to the left and right headers 2 so as to be different.
  • the header unit 21 in this embodiment is such that the upper and lower unit separators 22 face each other and the heat transfer tube 4 is sandwiched between them so that the rear surface side is opened. I have to.
  • the configuration of the header unit 21 is any of the second embodiment to the fourth embodiment. The configuration may be used.
  • the openings 27 of the two upper and lower header units 21 are covered with the header cover 3, and a predetermined gap space S is formed in the openings 27.
  • header unit 3d is not attached to the header unit 21 on the left side of the first stage.
  • the header cover 3d is attached only to the header unit 21 at the first stage and the second stage.
  • the third-stage header unit 21 is stacked below the second-stage header unit 21, and the header cover 3 is attached to the second-stage and third-stage header units 21 for the left-side header 2. .
  • the height positions of the right side header unit 21 and the left side header unit 21 in the second stage are slightly different as much as the header cover 3 is sandwiched, but the height is absorbed by the deflection of the heat transfer tube 4. I will let you.
  • header cover 3 is attached so as to be alternately stepped on the right side and the left side, and only the header unit 21 is provided at the end.
  • a fluid is introduced from the header unit 21 provided on the left side of the uppermost portion, and then passed through the first stage heat transfer tube 4 to the right side. Distribute to the header unit 21. Then, the fluid flows into the second-stage header unit 21 via the gap space S behind the header unit 21, and then circulates through the second-stage heat transfer tube 4 to the left-side header unit 21. Similarly, it is made to distribute
  • the number of heat transfer tubes 4 can be increased or decreased by changing the stacking state of the header units 21 and making the corresponding header cover 3d. Will be able to.
  • the heat exchanger 1e in this embodiment is configured to exchange heat using a multiple tube 40 having an inner tube 41 and an outer tube 42, and a fluid passing through the inner tube 41, an inner tube 41 and an outer tube. Heat is exchanged with the fluid passing through the gap 42. Characteristically, the end portion of the outer tube 42 is covered with the first header 2a, the inner tube 41 is extended therefrom, and the end portion of the inner tube 41 extended from the first header 2a is disposed near the header. The second header 2d is covered with a cover 3b.
  • the multiple tube 40 it is preferable to use a structure in which two inner tubes 41 are inscribed inside the outer tube 42 as shown in FIG.
  • the structure of the first header 2a will be described.
  • the first header 2a is formed by stacking header units 21e that hold a plurality of multiple tubes 40, and each header unit 21e is composed of a pair of upper and lower unit separators 22e as shown in FIG. .
  • the unit separator 22e is formed with a first concave portion 28a in which the outer tube 42 is halved on the first wall surface 23 on which the outer tube 42 is attached.
  • a second concave portion 28b is formed on the second wall surface (rear surface 26) opposite to the axial direction of the inner tube 41.
  • the dividing surfaces 20 of the first wall surface 23 and the second wall surface are divided by a plane parallel to the axial surface of the multiple tube 40, and open portions of the first recess 28 a and the second recess 28 b are formed on the dividing surface 20. I try to make it come. Then, the unit separator 22e formed in this way is vertically opposed, and the vicinity of the end portion of the outer tube 42 is sandwiched between the first recesses 28a, and the vicinity of the end portion of the inner tube 41 extending therefrom is the second portion. It is made to insert
  • the second header 2d is configured to allow fluid to flow through the inner pipe 41 extending from the second recess 28b.
  • the header 2 covers one header and the header cover 3a.
  • the cover 3b is used.
  • this header cover 3b covers the header unit 21e and the side header cover 3a, a small gap is formed between the side header cover 3a and the header unit 21e. This gap is brazed with a brazing material or the like. To do.
  • the fluid is allowed to flow from the inlet 31b of the second header 2d configured as described above, and the fluid is allowed to flow only into the inner pipe 41.
  • the second header 2d when configured, it can be configured with only one header cover 3b, so that the header can be configured very easily.
  • the header cover 3 has a box shape.
  • the shape is not limited to this, and the heat transfer tubes 4 of the respective layers are provided through the openings 27. As long as the fluid from the fluid is circulated, it may be in such a shape.

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  • 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)
  • Details Of Heat-Exchange And Heat-Transfer (AREA)
PCT/JP2010/060866 2009-06-26 2010-06-25 熱交換器 WO2010150879A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
KR1020127001710A KR101354839B1 (ko) 2009-06-26 2010-06-25 열교환기
JP2011519951A JP4880095B2 (ja) 2009-06-26 2010-06-25 熱交換器
CN2010800281607A CN102483307B (zh) 2009-06-26 2010-06-25 热交换器
TW099124319A TWI437201B (zh) 2009-07-28 2010-07-23 熱交換器

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2009-153050 2009-06-26
JP2009153050 2009-06-26
JP2009175934 2009-07-28
JP2009-175934 2009-07-28
JP2009-175971 2009-07-29
JP2009175971 2009-07-29

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WO2010150879A1 true WO2010150879A1 (ja) 2010-12-29

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PCT/JP2010/060865 WO2010150878A1 (ja) 2009-06-26 2010-06-25 熱交換器
PCT/JP2010/060864 WO2010150877A1 (ja) 2009-06-26 2010-06-25 多重管を用いた熱交換器
PCT/JP2010/060866 WO2010150879A1 (ja) 2009-06-26 2010-06-25 熱交換器

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PCT/JP2010/060864 WO2010150877A1 (ja) 2009-06-26 2010-06-25 多重管を用いた熱交換器

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JP (2) JP4880095B2 (ko)
KR (2) KR101354839B1 (ko)
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JP2014066502A (ja) * 2012-09-27 2014-04-17 Daikin Ind Ltd 熱交換器および冷凍装置
WO2020066394A1 (ja) * 2018-09-28 2020-04-02 サンデンホールディングス株式会社 熱交換器
WO2020066393A1 (ja) * 2018-09-28 2020-04-02 サンデンホールディングス株式会社 熱交換器
CN111854475A (zh) * 2020-08-12 2020-10-30 北京丰联奥睿科技有限公司 一种套管换热器
US20220120501A1 (en) * 2020-10-16 2022-04-21 Lg Electronics Inc. Heat exchanger and heat exchanger manufacturing method

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JP5851846B2 (ja) * 2012-01-05 2016-02-03 サンデンホールディングス株式会社 熱交換器及びその製造方法
CN103658902B (zh) * 2013-12-19 2016-07-06 广州精益汽车空调有限公司 一种无翅片热交换器的加工工艺
GB2591972B8 (en) 2014-12-11 2022-03-16 Fulton Group N A Inc Ribbed tubeless heat exchanger for fluid heating systems including a rib component and methods of manufacture thereof
WO2016094071A1 (en) 2014-12-11 2016-06-16 Fulton Group N.A., Inc. Fully-wetted, refractory-free tubeless fluid heating system with negligible thermal expansion stress
CN105973033B (zh) * 2015-09-01 2018-06-22 赵炜 一种圆弧形散热管的散热器
CN105973032B (zh) * 2015-10-13 2018-03-20 青岛酒店管理职业技术学院 一种四通道圆弧形散热器
CN106225523B (zh) * 2016-07-22 2018-09-14 中国科学院理化技术研究所 一种交变流动换热器
CN109489453B (zh) * 2018-12-11 2023-12-19 河南龙成煤高效技术应用有限公司 换热单元、换热器及换热设备
CN110345668B (zh) 2018-12-30 2021-02-26 浙江吉智新能源汽车科技有限公司 一种集成式散热器组件

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