EP4332491A1 - Échangeur de chaleur - Google Patents

Échangeur de chaleur Download PDF

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Publication number
EP4332491A1
EP4332491A1 EP22193754.3A EP22193754A EP4332491A1 EP 4332491 A1 EP4332491 A1 EP 4332491A1 EP 22193754 A EP22193754 A EP 22193754A EP 4332491 A1 EP4332491 A1 EP 4332491A1
Authority
EP
European Patent Office
Prior art keywords
heat exchange
heat exchanger
flange
manifold
intermediate plate
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
EP22193754.3A
Other languages
German (de)
English (en)
Inventor
Mateusz LIPOWSKI
Lukasz WIDZYK
Damian JURKIEWICZ
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.)
Valeo Systemes Thermiques SAS
Original Assignee
Valeo Systemes Thermiques SAS
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 Valeo Systemes Thermiques SAS filed Critical Valeo Systemes Thermiques SAS
Priority to EP22193754.3A priority Critical patent/EP4332491A1/fr
Priority to PCT/EP2023/073089 priority patent/WO2024046826A1/fr
Publication of EP4332491A1 publication Critical patent/EP4332491A1/fr
Pending legal-status Critical Current

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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
    • 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
    • F28D7/16—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 in parallel spaced relation
    • F28D7/1684—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 in parallel spaced relation the conduits having a non-circular 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
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02—Header boxes; End plates
    • F28F9/0229—Double end plates; Single end plates with hollow spaces
    • 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
    • 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
    • F28F9/165—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling by using additional preformed parts, e.g. sleeves, gaskets
    • F28F9/167—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling by using additional preformed parts, e.g. sleeves, gaskets the parts being inserted in the heat-exchange 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
    • 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
    • F28F9/185—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling by welding with additional preformed parts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2225/00—Reinforcing means
    • F28F2225/08—Reinforcing means for header boxes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2275/00—Fastening; Joining
    • F28F2275/04—Fastening; Joining by brazing
    • F28F2275/045—Fastening; Joining by brazing with particular processing steps, e.g. by allowing displacement of parts during brazing or by using a reservoir for storing brazing material

Definitions

  • the present invention relates to a heat exchanger.
  • the present invention relates to a heat exchanger for a motor vehicle.
  • Heat exchangers such as radiators, charge air coolers, oil coolers and the like, are used in a variety of applications to transfer heat from one medium to another.
  • the heat exchanger includes a pair of manifolds, and a plurality of heat exchange tubes stacked between the manifolds to provide a fluid communication between the manifolds.
  • Each manifold includes a header with a plurality of openings to receive the plurality of heat exchange tubes. At least one fin is provided between two adjacent heat exchange tubes.
  • the first manifold includes an inlet port for receiving the first heat exchange fluid and a second manifold includes an outlet port. The first fluid flows from the inlet manifold to the outlet manifold through the plurality of heat exchange tubes. Further, a second fluid flows around the heat exchange tubes across the fins. The first fluid and the second fluid are in heat exchange configuration.
  • the heat exchanger transfers thermal energy between the fluids as a result of the heating or cooling of the tubes, at different temperatures.
  • the thermal difference may cause non-uniform dimensional changes to the interconnected parts of the heat exchanger.
  • the tubes may increase in length while the ends of the tubes remain in a fixed position relative to the first manifold and the second manifold and the header length may change, which induces thermal and mechanical stresses.
  • the tubes are usually rigidly attached to a relatively inflexible header by means of soldering, brazing, welding or the like, the resulting stresses lead to joint fatigue failure or tube fatigue in the area next to the tube to header joint.
  • the heat exchangers suffers limited life because of high stresses at their tube-to-header joints.
  • some elements or parameters may be indexed, such as a first element and a second element.
  • this indexation is only meant to differentiate and name elements which are similar but not identical. No idea of priority should be inferred from such indexation, as these terms may be switched without betraying the invention. Additionally, this indexation does not imply any order in mounting or use of the elements of the invention.
  • the present invention discloses a heat exchanger comprising a first manifold, a second manifold and a heat exchanger core.
  • the second manifold is arranged in parallel and spaced apart from the first manifold.
  • the heat exchanger core comprises a plurality of heat exchange tubes providing a fluidal communication between the first manifold and the second manifold.
  • Each of the heat exchange tubes comprises an interior surface defined by a sidewall.
  • each of the heat exchange tubes comprises a first end and a second end opposite to that of the first end.
  • Each of the manifolds comprises a tank member and a header plate.
  • the header plate comprises a plurality of apertures to receive the respective end of the heat exchange tubes.
  • the heat exchanger further comprises at least one intermediate plate arranged at least at one end of the plurality of heat exchange tubes.
  • the intermediate plate comprises a plurality of orifices aligning with the arrangement of the plurality of heat exchange tubes and the plurality of apertures of the header plate.
  • the intermediate plate is at least partially in contact with the end of the plurality of heat exchange tubes and at least partially in contact with the header plate.
  • the heat exchange core further comprises at least one fin within the interior surface of at least one heat exchange tube.
  • a flange extends from at least one orifice towards the heat exchanger core to conform with at least a portion of the sidewall of corresponding heat exchange tube.
  • the flange extends from the intermediate plate so as to at least partially surround the orifice.
  • the flange is configured to be in contact with the interior surface of the corresponding heat exchange tube.
  • the flange lies at least partially between the fin and the interior surface of the sidewall of the heat exchange tube.
  • the heat exchange tube comprises a substantially rectangular sidewall defined by a pair of short sidewalls and a pair of long sidewalls.
  • Each of the orifices comprises a rectangular configuration defining a first side and a second side opposite to the first side.
  • the flange comprises a first flange portion extending from the first side of the orifice and a second flange portion extending from the second side of the orifice.
  • the flange portions are in contact with the interior surface of the corresponding heat exchange tube.
  • the flange portions are brazed to the sidewalls of the corresponding heat exchange tube.
  • the first flange portion and the second flange portion extends to conform with at least a part of the long sidewalls of the corresponding heat exchange tube.
  • first flange portion and the second flange portion extends to conform with at least a part of the short sidewalls of the corresponding heat exchange tube.
  • the present invention discloses a heat exchanger 100 comprising a first manifold 102, a second manifold 108 and a heat exchanger core 105.
  • the heat exchanger core 105 comprises a plurality of heat exchange tubes 114 providing a fluidal communication between the first manifold 102 and the second manifold 108.
  • Each of the heat exchange tubes 114 comprises an interior surface 118 defined by a sidewall 120, a first end 116A and a second end 116B opposite to the first end 116A.
  • Each of the manifolds 102, 108 comprises a tank member 106, 112 and a header plate 104, 110 comprising a plurality of apertures 144 to receive the respective end of the heat exchange tubes 114.
  • the heat exchanger 100 further comprises at least one intermediate plate 122 arranged at least at one end 116A, 116B of the plurality of heat exchange tubes 114.
  • the intermediate plate 122 comprises a plurality of orifices 128 aligning with the arrangement of the plurality of heat exchange tubes 114 and the plurality of apertures 144 of the header plate 104, 110.
  • a flange 126 extends from at least one orifice 128 towards the heat exchanger core 105 to conform with at least a portion of the sidewall 120 at the interior surface 118 of the heat exchange tube 114.
  • the provision of intermediate plate 122 increases the mechanical resistance at the joints between the tubes 114 and the header plates 104, 110, which adds reliability and life to the heat exchanger 100.
  • FIG. 1 exemplarily illustrates a perspective view of a heat exchanger 100, according to an embodiment of the present invention.
  • FIG. 2 exemplarily illustrates a perspective view of a heat exchanger 100 of FIG. 1 without the shell 132.
  • the heat exchanger 100 comprises a first manifold 102, a second manifold 108 and a heat exchanger core 105.
  • the heat exchanger 100 may be a charge air cooler or a water charge air cooler.
  • the heat exchanger core 105 comprises a plurality of heat exchange tubes 114 providing a fluidal communication between the first manifold 102 and the second manifold 108.
  • the first manifold 102 comprises a first header plate 104 and a first tank member 106
  • the second manifold 108 comprises a second header plate 110 and a second tank member 112.
  • the header plates 104, 110 comprise a plurality of apertures 144 (shown in FIG. 3 ) and each aperture 144 aligned to one corresponding tube 114.
  • the header plates 104, 110 can be relatively thick plates made of a metallic material like steel or aluminium.
  • the plurality of heat exchange tubes 114 are arranged substantially in parallel and spaced apart from each other to form a tube bundle.
  • the heat exchange tubes 114 are hollow and can be made from thin walled material such as aluminium or another suitable metal.
  • Each heat exchange tube 114 comprises a first end 116A and a second end 116B opposite to the first end 116A.
  • the first end 116A of each heat exchange tube 114 is received into corresponding apertures 144 of the first header plate 104 of the first manifold 102.
  • the opposing second end 116B of the heat exchange tubes 114 are received into the corresponding apertures 144 of the second header plate 110 of the second manifold 108.
  • heat exchange tubes 114 or tubes 114 are interchangeably used in the document.
  • the plurality of heat exchange tubes 114 are aligned along a longitudinal direction and their lengths are such that the first ends 116A coextensively align together and the second ends 116B coextensively align together.
  • the tube bundle therefore has a generally rectangular shape, with the first and second manifolds 102, 108 being generally perpendicular to the plurality of heat exchange tubes 114 and perpendicular to the longitudinal direction of the heat exchange tubes 114. It is contemplated that some embodiments include multiple rows of tubes 114.
  • the heat exchanger 100 further comprises a shell 132 enclosing the heat exchanger core 105 and the manifolds 102, 108.
  • the shell 132 further comprises a first shell portion 132A and a second shell portion 132B.
  • the first shell portion 132A extends between the manifolds 102, 108 and at least a portion of the tube bundle and the second shell portion 132B extends between the manifolds 102, 108 and at least a portion of the tube bundle.
  • the first shell portion 132A and the second shell portion 132B are distinct portions.
  • the first shell portion 132A and the second shell portion 132B together encloses the tube bundle.
  • the first shell portion 132A and the second shell portion 132B are each made of bent metal plates and the plates are brazed together.
  • the heat exchanger 100 further comprises a first inlet port 134 configured on the first manifold 102 and a first outlet port 136 configured on the second manifold 108.
  • the first inlet port 134 adapted to connect with a first external circuit supplying at least one first heat exchange fluid.
  • the shell 132 further comprises a second inlet port 138 and a second outlet port 140 adapted to connect with a second external circuit supplying at least one second heat exchange fluid.
  • the first fluid may flow from the first inlet port 134 of the first manifold 102, passes through the plurality of heat exchange tubes 114 and exits the second manifold 108 via the first outlet port 136.
  • the second heat exchange fluid flows from the second inlet port 138 and flows around the heat exchange tubes 114, and reaches the second outlet port 140.
  • the flow of heat exchange fluid in and around the heat exchange core 105 enables heat exchange between the first heat exchange fluid and the second heat exchange fluid.
  • the heat exchanger 100 further comprises heat exchanger fins 142, which are located between the heat exchange tubes 114 to promote the heat transfer between the first heat exchange fluid within the tubes 114 and the second heat exchange fluid passing over the tubes 114.
  • the heat exchanger fins 142 are constructed of aluminium, brazed or otherwise joined to the tubes 114.
  • the heat exchanger fins 142 may be made of other materials that facilitate heat transfer and may extend in parallel or at varying angles with respect to the flow of the heat exchange fluid.
  • the heat exchanger fins 142 may be louvered fins, corrugated fins, or any other suitable type of fin.
  • the heat exchanger 100 further comprises at least one intermediate plate 122 disposed between at least one header plate 104, 110 and tank member 106, 112.
  • the intermediate plate 122 is disposed between the first header plate 104 and the first tank member 106.
  • the intermediate plate 122 comprises a plurality of orifices 128. The orifices 128 align with the arrangement of the plurality of heat exchange tubes 114 and the plurality of apertures 144 of the first header plate 104.
  • the intermediate plate 122 is arranged between the second header plate 110 and the second tank member 112, not shown in Figures.
  • At least intermediate plate 122 is arranged between the first header plate 104 and the first tank member 106 and at least one intermediate plate 122 is arranged between the second header plate 110 and the second tank member 112, not shown in figures.
  • the ends 116A of the heat exchange tubes 114 are introduced into the corresponding apertures 144 of the header plate 104.
  • the intermediate plate 122 is arranged to receive the ends 116A of the corresponding heat exchange tube 114 passing through the header plate 104 at the corresponding orifice 128 of the intermediate plate 122.
  • the heat exchange tubes 114 are flat tubes. In another embodiment, the heat exchange tubes 114 may be multi-channel tubes containing several flow channels or paths.
  • the heat exchange tube 114 comprises an interior surface 118 defined by a sidewall 120, and at least one fin 124 disposed within the interior surface 118 of the heat exchange tube 114, shown in FIG. 6 .
  • All components of the heat exchanger 100 mentioned above can be made of materials suitable for brazing, for example aluminium, steel and their alloys. In order to obtain the proper fluid tightness of the assembly all components thereof are connected to each other by brazing or any another suitable means.
  • FIG. 4 exemplarily illustrates a perspective view of the intermediate plate 122 of FIG. 3 .
  • FIG. 5 exemplarily illustrates another perspective view of the intermediate plate 122 of FIG. 3 .
  • the intermediate plate 122 comprises a first side 130A and a second side 130B opposite to that of the first side 130A.
  • the intermediate plate 122 is arranged such that the first side 130A at least partially contacts at least one end 116A of the heat exchange tubes 114 and the first header plate 104, and the second side 130B at least partially contacts the first tank member 106.
  • the intermediate plate 122 comprises a substantially planar surface and the plurality of orifices 128 are formed on the planar surface.
  • the plurality of orifices 128 are arranged at predetermined positions, each of which corresponds to the position of the corresponding heat exchange tube 114.
  • the intermediate plate 122 further comprises a flange 126 extending from at least one orifice 128 towards the heat exchanger core 105.
  • the flange 126 extends from the intermediate plate 122 so as to at least partially surround the orifice 128.
  • the flange 126 extends from at least one orifice 128 towards the heat exchanger core 105 to conform with at least a portion of the sidewall 120 of corresponding heat exchange tube 114.
  • the profile of the orifice 128 is complementary to the profile of the heat exchange tubes 114.
  • the flange 126 contours the profile of the orifice 128 so that the flange 126 has a profile complementary to the profile of the heat exchange tubes 114 to conform with the sidewall 120 of the corresponding heat exchange tube 114.
  • the flange 126 is configured to be in contact with the interior surface 118 of the corresponding heat exchange tube 114.
  • the flange 126 lies at least partially between the fin 124 and the interior surface 118 of the sidewall 120 of the heat exchange tube 114.
  • the flange 126 contacts the ends 116A of the heat exchange tubes 114 and the header plate 104 reinforces the tube to header joints to add reliability and service life to the heat exchanger 100.
  • the number of orifices 128 corresponds to the number of heat exchange tubes 114 and the apertures 144 of the first header plate 104.
  • Each orifice 128 comprises a rectangular profile, which corresponds to the profile of the apertures 144 of the first header plate 104 and the heat exchange tubes 114.
  • the orifice 128 comprises a first side 146A and a second side 146B opposite to that of the first side 146A.
  • the orifice 128 further comprises a third side 146C and a fourth side 146D opposite to that of the third side 146C of the orifice 128.
  • the flange 126 extending from the orifice 128 comprises a first flange portion 126A and a second flange portion 126B.
  • the first flange portion 126A extends from the first side 146A of the orifice 128 and the second flange portion 126B extends from the second side 146B of the orifice 128.
  • the first flange portion 126A extends from the third side 146C of the orifice 128 and the second flange portion 126B extends from the fourth side 146D of the orifice 128, not shown in figures.
  • the flange 126 extends from all the sides 146A, 146B, 146C, 146D of the rectangular profile of the orifice 128 and the flange 126 may have a rectangular cross section complementary to the end 116A, 116B of the flat heat exchange tube, not shown in figures.
  • the first header plate 104 is arranged to receive the ends 116A of the heat exchange tubes 114 into the corresponding apertures 144 of the first header plate 104. Thereafter, the intermediate plate 122 is arranged at least at one end 116A of the plurality of heat exchange tubes 114. The ends 116A of the heat exchange tubes 114 passes through the apertures 144 of the first header plate 104 and engages with the corresponding flange 126 of the intermediate plate 122. Thus, the intermediate plate 122 is arranged to be at least partially in contact with the ends 116A of the plurality of heat exchange tubes 114 and at least partially in contact with the first header plate 104. In other words, the intermediate plate 122 is arranged between the ends 116A of the heat exchange tubes 114 and the first header plate 104, and the first tank member 106.
  • the heat exchange tube 114 comprises a substantially rectangular sidewall 120 defined by a pair of short sidewalls 120B and a pair of long sidewalls 120A.
  • the first flange portion 126A and the second flange portion 126B extends to conform with at least a part of the long sidewalls 120A of the corresponding heat exchange tube 114.
  • the first flange portion 126A and the second flange portion 126B extends to conform with at least a part of the short sidewalls 120B of the corresponding heat exchange tube 114.
  • the flange 126 comprises a profile complementary to the end 116A, 116B of the heat exchange tubes 144 and the flange 126 conforms with the whole of the sidewall 120 at the interior surface 118 of the heat exchange tube 114.
  • the configuration and the position of intermediate plate 122 at the tube to header joints provide requisite strength to withstand the stress caused by the thermal expansion and contraction of heat exchange tubes 114 discussed in the background section of the document. Consequently, the increase in mechanical resistance at the joints between the tubes 114 and the header plates 104, 110 adds reliability and increases the life span of the heat exchanger 100.
  • intermediate plate 122 could be similarly arranged at the second end 116B of heat exchange tubes 114, or both the first and second ends 116A, 116B of the heat exchange tubes 114, and provide same advantages and effects to the tube to header joints of the second manifold 108, or both first manifold 102 and the second manifold 108, respectively.

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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)
EP22193754.3A 2022-09-02 2022-09-02 Échangeur de chaleur Pending EP4332491A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP22193754.3A EP4332491A1 (fr) 2022-09-02 2022-09-02 Échangeur de chaleur
PCT/EP2023/073089 WO2024046826A1 (fr) 2022-09-02 2023-08-23 Échangeur de chaleur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP22193754.3A EP4332491A1 (fr) 2022-09-02 2022-09-02 Échangeur de chaleur

Publications (1)

Publication Number Publication Date
EP4332491A1 true EP4332491A1 (fr) 2024-03-06

Family

ID=83191943

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22193754.3A Pending EP4332491A1 (fr) 2022-09-02 2022-09-02 Échangeur de chaleur

Country Status (2)

Country Link
EP (1) EP4332491A1 (fr)
WO (1) WO2024046826A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7461685B2 (en) * 2005-12-09 2008-12-09 Denso Corporation Heat exchanger
US8844504B2 (en) * 2010-03-18 2014-09-30 Modine Manufacturing Company Heat exchanger and method of manufacturing the same
US20150068716A1 (en) * 2012-05-15 2015-03-12 Behr Gmbh & Co. Kg Exhaust gas heat exchanger
US20150129188A1 (en) * 2013-11-08 2015-05-14 Delphi Automotive Systems Luxembourg Sa Heat exchanger
LU101675B1 (en) * 2020-03-10 2021-09-13 Ht Holding Luxembourg S A Heat exchanger with header plate reinforcement

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7461685B2 (en) * 2005-12-09 2008-12-09 Denso Corporation Heat exchanger
US8844504B2 (en) * 2010-03-18 2014-09-30 Modine Manufacturing Company Heat exchanger and method of manufacturing the same
US20150068716A1 (en) * 2012-05-15 2015-03-12 Behr Gmbh & Co. Kg Exhaust gas heat exchanger
US20150129188A1 (en) * 2013-11-08 2015-05-14 Delphi Automotive Systems Luxembourg Sa Heat exchanger
LU101675B1 (en) * 2020-03-10 2021-09-13 Ht Holding Luxembourg S A Heat exchanger with header plate reinforcement

Also Published As

Publication number Publication date
WO2024046826A1 (fr) 2024-03-07

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