EP1903207A1 - Echangeur thermique en particulier échangeur thermique de gaz d'échappement - Google Patents

Echangeur thermique en particulier échangeur thermique de gaz d'échappement Download PDF

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Publication number
EP1903207A1
EP1903207A1 EP07011347A EP07011347A EP1903207A1 EP 1903207 A1 EP1903207 A1 EP 1903207A1 EP 07011347 A EP07011347 A EP 07011347A EP 07011347 A EP07011347 A EP 07011347A EP 1903207 A1 EP1903207 A1 EP 1903207A1
Authority
EP
European Patent Office
Prior art keywords
heat exchanger
exchanger according
expansion
compensation element
medium
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP07011347A
Other languages
German (de)
English (en)
Inventor
Tobias Prill
Sven Dr. Thumm
Eric P. Wolf
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.)
Modine Manufacturing Co
Original Assignee
Modine Manufacturing Co
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 Modine Manufacturing Co filed Critical Modine Manufacturing Co
Publication of EP1903207A1 publication Critical patent/EP1903207A1/fr
Withdrawn legal-status Critical Current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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/11—Manufacture or assembly of EGR systems; Materials or coatings specially adapted for EGR systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
    • F02M26/22—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with coolers in the recirculation passage
    • F02M26/29—Constructional details of the coolers, e.g. pipes, plates, ribs, insulation or materials
    • F02M26/32—Liquid-cooled heat exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02—Header boxes; End plates
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02—Header boxes; End plates
    • F28F9/0236—Header boxes; End plates floating elements
    • F28F9/0239—Header boxes; End plates floating elements floating header boxes
    • 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
    • F28D21/0001—Recuperative heat exchangers
    • F28D21/0003—Recuperative heat exchangers the heat being recuperated from exhaust gases
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2265/00—Safety or protection arrangements; Arrangements for preventing malfunction
    • F28F2265/26—Safety or protection arrangements; Arrangements for preventing malfunction for allowing differential expansion between elements

Definitions

  • the invention relates to a heat exchanger, in particular exhaust gas heat exchanger, according to the preamble of patent claim 1.
  • a heat exchanger in particular exhaust gas heat exchanger
  • Such heat exchangers are known (US Pat. WO03 / 036214 A1 ), wherein in this heat exchanger, the heat exchanger contained in the housing shell has a tube bundle with double-ended tube plates, in which the tubes are taken with their tube ends.
  • the tube bundle of a first medium for. B. exhaust gas of an internal combustion engine of a motor vehicle
  • a second medium On the outside of this tube bundle is flowed around and cooled by a second medium, the z. B. is removed from the coolant circuit of the engine.
  • Such heat exchangers used as exhaust gas coolers are used in connection with the exhaust gas recirculation for cooling the exhaust gas.
  • the tube ends of the tube bundle are each welded into a tubesheet and connected to this solid and fluid-tight.
  • a second medium for. B. coolant, leading space formed between the housing shell and the heat exchanger is completed fluid-tight.
  • This fluid-tight seal between the housing shell and heat exchanger is formed in a known manner, that the housing shell is connected to the tube plates by welding or soldering.
  • the housing jacket has for the second medium, for.
  • coolant an inlet opening and outlet opening, via which the second medium is introduced or removed.
  • the tubes of the tube bundle are flowed through on the inside by the hot exhaust gas and are surrounded on the outside by the coolant, which also flows around the inside of the housing jacket.
  • the tubes reach due to the hot exhaust gas passed through a much higher temperature than the housing shell, resulting in different strains between the housing shell on the one hand and the heat exchanger, in particular tube bundle with tube sheets, on the other hand. This leads to thermal stresses, causing deformation or damage to the joints in the heat exchanger and between the shell and the heat exchanger, with the risk that the exhaust gas cooler will leak and mix both media, which may cause further damage.
  • the housing shell into two shell parts to divide telescopically pushed together with a circumferential seal in the sliding area.
  • the heat exchanger can be arranged at at least one end of the housing shell to this relatively displaceable, the conclusion by means of a heat exchanger comprehensive peripheral seal takes place, which closes the fluid leading the second medium space ( EP 1498 585 A2 ).
  • a sliding seat at least at one end of the heat exchanger ( DE 102 15 21 A1 ).
  • the tubesheet is provided at one end with a tubular extension which is covered by the interposition of O-rings of the housing shell and is relatively axially displaceable.
  • the invention has for its object to improve a heat exchanger, in particular exhaust gas heat exchanger, of the type mentioned in that due to different strains resulting thermal stresses are turned off as far as possible, at least reduced, and the heat exchanger easy to build, inexpensive and durable with high life.
  • the invention provides that instead of a degree in the form of z. B. a weld between the housing shell on the one hand and the heat exchanger on the other hand, for. B. a tube sheet at one end of a tube bundle, at least one expansion compensation element between the housing shell and the heat exchanger is provided, which allows at least substantially elastic deformation axial compensation, the shape that the heat exchanger, z. B. a tube bundle with tube bottom thereto, in relation to the non-movable housing jacket is axially movable to compensate for corresponding strains. It is understood that such a strain compensation element can equally be provided in such heat exchangers, which are designed as a plate heat exchanger, which can flow through the first medium and the second medium umströmbare plates whose interior is interconnected.
  • the expansion compensation element is formed on the one hand as a holder of the heat exchanger and on the other hand at the same time as a seal with respect to at least one of the two media.
  • the expansion compensation element in the radial direction of the heat exchanger is substantially rigid and in the axial direction of this flexible.
  • connection cap is attached to the heat exchanger fluid-tight, z. B. by welding or soldering, the supply or discharge of the first medium, for. B. exhaust gas, is used. It may be advantageous if this connection hood is designed as a strain compensation element or contains such in its course.
  • the expansion compensation element is attached to the heat exchanger on the fluid-tight side thereof.
  • the expansion compensation element can be made of a tubular part, e.g. a metal bellows, z. Example, a corrugated pipe, or have designed as such a metal bellows section.
  • the expansion compensation element may extend axially or at least have an axial extension component. This is z. B. realized in an approximately cylindrical metal bellows or truncated metal bellows, as it can be used with advantage.
  • the expansion compensation element is on the one hand on the housing shell and on the other hand on the heat exchanger, z. B. on a tube bundle or a tube sheet, or instead of the connection cap, as far as such is present, by welding, soldering. The like. Fluid-tight manner.
  • the at least one expansion compensation element is designed as at least substantially radially directed membrane, which is attached on the one hand on the housing shell and on the other hand to the heat exchanger or the connection cap fluid-tight, z. B. by welding, soldering od.
  • the membrane can be round or square, z. B. square, disc may be formed. Other contours for the membrane are within the scope of the invention.
  • the expansion compensation element includes a central opening, which is penetrated by a connection cap, which adjoins the heat exchanger.
  • the fluid-tight attachment to the connection hood can in this case be provided in the region of the central opening.
  • the expansion compensation element can have a radially outer edge region, which is designed for attachment to the housing shell.
  • the expansion compensation element can between a housing shell edge or flange and an edge or flange of a housing part, for. B. a diffuser, clamped and tightly attached, which connects to the housing shell.
  • the at least one expansion compensation element is formed of metal, for. B. stainless steel.
  • the housing shell may be formed of metal, for. B. of stainless steel or instead of aluminum, cast od.
  • the tube sheets and / or the tube bundle, and / or the housing shell and / or any connection hoods and / or the at least one expansion compensation element is as a metal as well a hot and corrosion resistant metallic alloy of advantage.
  • the fluid-tight attachment of the expansion compensation element is carried out by welding, soldering od. Like ..
  • the expansion compensation element in particular in the form of a membrane, is formed as a flat plane disc.
  • On the disk surface are advantageously od beads.
  • od beads Like. Straight and / or curved running, a flexible behavior in the axial direction imparting distortions provided.
  • Several beads arranged in concentric circles can be provided. Instead, an approximately spiral-shaped bead may be provided. It may also be advantageous if several individual beads, z. B. approximately radially or radially from inside to outside directed beads, or each approximately parallel to the side edges extending, respectively rectilinear beads and / or arcuately curved beads od. Like. Are provided.
  • the first medium for. B. exhaust gas, for example, in each case via an end cap at a first end in the heat exchanger introduced and at the other end of this ausleitbar.
  • the at least one expansion compensation element is arranged at the second, colder end. Instead, an arrangement may also be provided at the first, hotter end. In both cases this is at least one Expansion compensation element and the connection cap from the second medium, z. As coolant, flows around and is cooled by this.
  • a heat exchanger 10 is shown schematically, for. B. in the form of a Abgastage modules and in this case an exhaust gas cooler, the can be used in connection with the exhaust gas recirculation for cooling the exhaust gases of a Brennkaftmaschine particular of a motor vehicle.
  • the heat exchanger 10 has a heat exchanger 20 which is contained in a housing shell 30 while leaving a space 31 therebetween.
  • the heat exchanger 20 is z. B. only from a tube bundle 21 or he has a tube bundle 21 and at both ends of this tube sheets 22, in which the tubes 23 are fixed fluid-tight with their tube ends, for. B. by welding, soldering.
  • the tubes 23 are formed as flat tubes, round tubes or with respect to the cross section thereof deviating shaped tubes. Depending on their design, they may contain inserts, which are not shown in the interior, for forming ribs or the like.
  • the heat exchanger 20 is instead designed as a plate heat exchanger conventional type.
  • the housing shell 30 is cylindrical or angular in cross-section or has another round or non-circular cross-sectional shape.
  • the heat exchanger 20 is of a first medium, for. As exhaust gas, flowed through and is also on the outside of a second medium, for. B. coolant, which can flow around, which is located in the space 31 and is supplied by means not shown further inlet openings and outlet openings in the housing shell 30 and discharged.
  • a fluid-tight closure of the space containing the second medium 31 is provided by the first medium and the second medium are reliably separated from each other.
  • connection cap 24 for supplying or discharging the first medium, for. B. exhaust gas, fluid-tight fastened, z. B. by welding, soldering. The like., Which is part of this financial statements.
  • the connection cap 24 is z. For example diffuser-shaped.
  • a connecting flange 25 is fixed fluid-tight or integrally formed.
  • connection cap 24 is not absolutely necessary, as z. B. from the embodiment shown in Fig. 9 results.
  • known heat exchangers without such a connection cap 24 of the heat exchanger 20 ends z. B. with the tube bundle 21 or with the tube sheet 22 in the region of the end of the housing shell 30, wherein at this point a fluid-tight closure of the space 31 is made by the fact that the housing shell 30 is fluid-tightly connected to the tube bundle 21 or tube plate 22, for.
  • due to different temperatures of the housing shell 30 on the one hand and the heat exchanger 20 on the other hand resulting thermal stresses to deformations and damage with the risk that the heat exchanger 10 is leaking and in the other two Mix media.
  • this conclusion between the housing shell 30 and the heat exchanger 20 at least one end portion of the housing shell 30 has at least one expansion compensation element 40 which is fluid-tightly and firmly connected to the housing shell 30 and an axial relative movement of the heat exchanger 20 with respect to allows the non-movable housing shell 30 by elastic deformation of the expansion compensation element 40. Because of this at least one expansion compensating element 40, it is possible for the heat exchanger 20, due to different temperatures resulting thermal stresses due to axial movement of the heat exchanger 20 relative to the non-movable housing shell 30 compensate.
  • the expansion compensation element 40 is on the one hand as a holder of the heat exchanger 20 and on the other hand as a seal with respect to at least one of the two media, here the second medium, which is guided in the space 31 formed.
  • the expansion compensation element 40 is substantially in the radial direction of the heat exchanger 20 stiff, in the axial direction, however, this flexible.
  • the expansion compensation element 40 is provided between the housing part 30 and the connection cap 24 and attached to the latter fluid-tight, z. B. by welding, soldering. The like .. The same is also in the embodiments in Fig. 4 to Fig. 8 of the case.
  • the expansion compensation element 40 is an integral part of the connection hood 24.
  • connection hood 24 is at the same time designed as a expansion compensation element 40 or formed by such.
  • connection cap 24 can be connected to the cylindrical portion 26 of the connection cap 24 an attached or thus integral, approximately tubular expansion compensation element 40 similar to that in Fig. 9 and 10.
  • the expansion compensation element 10 is provided in the embodiments in FIGS. 1 to 9 with a radially outer edge region 41, with which the expansion compensation element 40 in the embodiments of FIGS. 1 to 9 on the housing shell 30, z. B. at its frontal end, is attached fluid-tight, z.
  • the space 31 is closed by an end disk 32, which is tightly and firmly connected on the one hand to the housing shell 30 and on the other hand to the expansion compensator element 40 acting as a connection hood 24 at the same time is.
  • the local expansion compensation element 40 is attached to the heat exchanger 20 side facing the heat exchanger 20 fluid-tight, z. B. by soldering, welding od.
  • the expansion compensation element 40 is designed as a special pipe part 42.
  • This pipe part 42 is z. B. from a metal bellows, z. B. corrugated pipe, or has such.
  • the expansion compensation element 40 extends axially corresponding to FIG. 9 or has at least one axial extension component, as is the case with the frusto-conical configuration of the tube part 42 according to FIG.
  • the expansion compensation element is designed as an at least substantially radially directed membrane 43, which is integral with the connection cap 24 as shown in FIG. 2 and 3 or fixed according to FIG. 1, 4 to 8 with the connection cap 24 and is tightly connected. Particularities of such a membrane 43 are illustrated in particular also with reference to FIGS. 11 to 16.
  • the membrane 43 is adapted with respect to its peripheral contour and extension of the housing shell 30 and the corresponding end of the heat exchanger 10 with connection cap 24.
  • the membrane 43 has accordingly z. B. circular or instead is angular. It consists advantageously of a disc.
  • the expansion compensation element 40 includes a longitudinal center axis of the heat exchanger 10 z. B.
  • an approximately cylindrical ring 45 may extend, with which the membrane 43 is seated on the cylindrical part 26 of the connection cap 24, wherein the attachment by welding, soldering. Like. Between the ring 45 and the cylindrical part 26, z. B. in the annular gap in between, can take place.
  • the ring 45 facilitates the centering between the expansion compensation element 40 and connected to the connection cap 24 heat exchanger 20, allows a large-scale plant and z. B. soldering in this area.
  • an additional diffuser 33 is attached to the end of the housing shell 30, wherein the expansion compensation element 40 is clamped and secured with its outer edge region 41 between the mutually facing ends of the housing shell 30 and the diffuser 33.
  • the housing shell 30 may be made of cast material
  • the diffuser 33 special, radially projecting mounting flanges 34, 35 are formed, between which the edge portion 41 of the expansion compensation element 40 is clamped and secured.
  • Embodiments includes the integral with the connection cap 24 membrane 43 to the cylindrical portion 26 of the connection cap 24 at.
  • the first medium for. B. exhaust gas, respectively at one end of the heat exchanger 10 via a local connection cap analogous to the connection cap 24 in the heat exchanger 20, in particular the interior of the tubes 23, introduced and passed therethrough, said first medium from the tube ends shown in the drawings at this Exits the end of the heat exchanger 20 and discharged and discharged by means of the connection cap 24 and the pipe part 42 as shown in FIG. 9 and 10, z. B. on the subsequent in Fig. 2 and 3 diffuser 33.
  • the second medium for.
  • the interior of the housing shell 30 and the exterior of the heat exchanger 20 surrounds the connection cap 24, as far as such is provided, and z. B. discharged at the right end of the heat exchanger 10 shown in the drawings via an outlet not shown.
  • This end may be the colder end of the heat exchanger 10 at this end.
  • the heat exchanger 10, the at least one expansion compensation element 40 is arranged at this colder end. In another embodiment, not shown, the at least one expansion compensation element 40 may also be arranged at the other, hotter end of the heat exchanger 10.
  • the membrane 43 is formed as a flat-plane disc, which can be designed to be flat according to FIG. 4 and 16. With a corresponding elastic behavior of such a membrane 43, this satisfies the requirements for expansion compensation. Instead, the expansion compensation element 40 in the other embodiments z. As shown in FIG. 1 to 15 beads 46 od. Like. Straight and / or curved running, a flexible behavior in the axial direction imparting faults. These beads 46 consist of formations in the form of elevations and depressions of the material of the expansion compensation element 40, z. As the membrane 43 and the pipe part 42 shown in FIGS.
  • the at least one bead 46 may be approximately arcuate in cross-section or, as shown in Fig. 8, be formed approximately U-shaped, wherein according to FIG. 8, the bulge is also directed to the side facing away from the space 31.
  • An opposite bulging analogous to FIG. 5 is also possible.
  • These examples illustrate that in the membrane 43 to form at least one bead 46th Various cross-sectional shapes are possible and are within the scope of the invention. The same is also the case with regard to the arrangement and distribution of the beads 46 on the surface of the membrane 43, as shown in FIGS. 11 to 15. According to FIG. 12, an approximately spirally running bead 46 is provided. In the example according to FIG.
  • a plurality of individual beads 46 are provided, namely those which each run approximately parallel to the side edges of the here square-shaped membrane 43.
  • a plurality of beads 46 which are directed approximately radially or in a star shape from the inside to the outside, are provided.
  • individual beads 46 are also shown, which are each curved approximately arcuately, namely two beads 46 arranged on both sides and an upper and lower bead 46th
  • the at least one expansion compensation element 40 which closes the space 31 and is fluid-tightly secured to the end region of the housing shell 30, allows axial relative movement of the heat exchanger 20 within the space 31 relative to the non-movable housing shell 30, and although by elastic deformation of the at least one expansion compensation element 40. In this way, otherwise different thermal stresses are compensated by different temperatures and expansions of the housing shell 30 on the one hand and the heat exchanger 20, since the heat exchanger 20 can move axially to compensate. Since the expansion compensation element 40 is formed at the same time for holding the heat exchanger 20 and on the other hand at the same time for sealing with respect to at least one of the two media, characterized the heat exchanger 10 is particularly simple, inexpensive, stable and leads to a long service life.
  • the housing shell 30 need not be made of stainless steel, but instead may be formed of aluminum.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Manufacturing & Machinery (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
EP07011347A 2006-09-13 2007-06-09 Echangeur thermique en particulier échangeur thermique de gaz d'échappement Withdrawn EP1903207A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102006042936A DE102006042936A1 (de) 2006-09-13 2006-09-13 Wärmeaustauscher, insbesondere Abgaswärmeaustauscher

Publications (1)

Publication Number Publication Date
EP1903207A1 true EP1903207A1 (fr) 2008-03-26

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Cited By (21)

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EP2336539A3 (fr) * 2009-12-18 2012-03-28 Toyota Jidosha Kabushiki Kaisha Refroidisseur de gaz d'échappement et système de recirculation de gaz d'échappement pour moteur à combustion interne
CN102619648A (zh) * 2012-03-21 2012-08-01 浙江银轮机械股份有限公司 一种具有隔热功能的板翅式egr冷却器
JP2012215365A (ja) * 2011-04-01 2012-11-08 Yanmar Co Ltd 熱交換器
ITCO20110033A1 (it) * 2011-08-25 2013-02-26 Nuovo Pignone Spa Scambiatore di calore integrato con compensazione della pressione e metodo
WO2013066393A1 (fr) * 2011-11-03 2013-05-10 International Engine Intellectual Property Company, Llc Conception de collecteur de dispositif de refroidissement de rge
DE102012211311A1 (de) * 2012-06-29 2014-01-02 Behr Gmbh & Co. Kg Abgaswärmeübertrager
EP2743488A1 (fr) * 2012-12-11 2014-06-18 BorgWarner Inc. Dispositif de gestion de gaz d'échappement intégré
US20150101334A1 (en) * 2013-10-11 2015-04-16 Reaction Engines Ltd Heat exchangers
CN104697365A (zh) * 2015-03-27 2015-06-10 山东金太阳设备制造有限公司 一种浮头式换热器的排污结构
EP2985411A1 (fr) * 2011-01-19 2016-02-17 GETAS Gesellschaft für thermodynamische Antriebssysteme mbH Moteur a pistons axiaux et procede de fonctionnement d'un moteur a pistons axiaux
EP2851548A4 (fr) * 2012-05-15 2016-08-31 Zhejiang Yinlun Machinery Co Structure d'extrémité d'admission de gaz d'échappement de refroidisseur d'egr
EP3165865A1 (fr) * 2015-11-07 2017-05-10 Linde Aktiengesellschaft Échangeur thermique
EP3196579A1 (fr) * 2016-01-19 2017-07-26 Mahle International GmbH Échangeur de chaleur
CN109458279A (zh) * 2017-09-06 2019-03-12 西班牙博格华纳排放系统公司 紧凑型热交换器
EP3531058A1 (fr) * 2018-02-23 2019-08-28 Unison Industries LLC Ensemble échangeur thermique
EP3465049A4 (fr) * 2016-06-03 2020-01-22 Flexenergy Échangeur de chaleur à contre-courant
EP3901551A1 (fr) * 2020-04-21 2021-10-27 Raytheon Technologies Corporation Entrées/sorties d'échangeur de chaleur à forme modifiée
CN114166045A (zh) * 2021-12-15 2022-03-11 艾泰斯热系统研发（上海）有限公司 一种嵌入式板翅换热器结构
US11428473B2 (en) 2019-02-01 2022-08-30 Modine Manufacturing Company Heat exchanger
CN115013195A (zh) * 2022-06-30 2022-09-06 东风马勒热系统有限公司 采用分体式出气主片的废气再循环冷却器
CN117308648A (zh) * 2023-11-07 2023-12-29 广东省众骋热能科技有限公司 一种重整制氢用的换热装置

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DE102008034819A1 (de) * 2008-07-23 2010-01-28 Smk Systeme Metall Kunststoff Gmbh & Co. Kg. Abgaskühler
DE102011011117B4 (de) * 2011-02-12 2016-10-06 Modine Manufacturing Co. Wärmetauscher und Herstellungsverfahren
US9927183B2 (en) 2015-03-18 2018-03-27 Mahle International Gmbh Exhaust gas heat transfer device
EP3086075B1 (fr) * 2015-04-20 2020-05-06 Borgwarner Emissions Systems Spain, S.L.U. Dispositif d'échange de chaleur
DE102015014090A1 (de) 2015-11-03 2017-05-04 Modine Manufacturing Company Strömungshomogenisierung in Wärmeübertragern
JP6790948B2 (ja) 2017-03-21 2020-11-25 株式会社デンソー 熱交換器

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