EP3062057B1 - Échangeur thermique, en particulier pour un vehicule automobile - Google Patents

Échangeur thermique, en particulier pour un vehicule automobile Download PDF

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Publication number
EP3062057B1
EP3062057B1 EP16153333.6A EP16153333A EP3062057B1 EP 3062057 B1 EP3062057 B1 EP 3062057B1 EP 16153333 A EP16153333 A EP 16153333A EP 3062057 B1 EP3062057 B1 EP 3062057B1
Authority
EP
European Patent Office
Prior art keywords
channel
housing
heat exchanger
housing wall
fluid
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.)
Active
Application number
EP16153333.6A
Other languages
German (de)
English (en)
Other versions
EP3062057A1 (fr
Inventor
Yavuz Altunkaya
Tobias Fetzer
Wilhelm Grauer
Boris Kerler
Jonas Kühndel
Marco Renz
Volker Velte
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.)
Mahle International GmbH
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Mahle International GmbH
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Filing date
Publication date
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Publication of EP3062057A1 publication Critical patent/EP3062057A1/fr
Application granted granted Critical
Publication of EP3062057B1 publication Critical patent/EP3062057B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • F28D7/1615—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 being inside a casing and extending at an angle to the longitudinal axis of the casing; the conduits crossing the conduit for the other heat exchange medium
    • 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
    • F28D7/1615—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 being inside a casing and extending at an angle to the longitudinal axis of the casing; the conduits crossing the conduit for the other heat exchange medium
    • F28D7/1623—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 being inside a casing and extending at an angle to the longitudinal axis of the casing; the conduits crossing the conduit for the other heat exchange medium with particular pattern of flow of the heat exchange media, e.g. change of flow direction
    • 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
    • F28D7/1692—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 with particular pattern of flow of the heat exchange media, e.g. change of flow direction
    • 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
    • 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
    • F28F1/045—Tubular elements of cross-section which is non-circular polygonal, e.g. rectangular with assemblies of stacked elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/22—Arrangements for directing heat-exchange media into successive compartments, e.g. arrangements of guide 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
    • F28F9/22—Arrangements for directing heat-exchange media into successive compartments, e.g. arrangements of guide plates
    • F28F2009/222—Particular guide plates, baffles or deflectors, e.g. having particular orientation relative to an elongated casing or conduit
    • F28F2009/226—Transversal partitions

Definitions

  • the present invention relates to a heat exchanger, in particular for a motor vehicle.
  • Heat exchangers are used, for example, in motor vehicles to cool the fresh air charged by means of an exhaust-gas turbocharger in a fresh-air system interacting with the internal combustion engine of the motor vehicle.
  • the fresh air to be cooled is introduced into the heat exchanger, where it interacts thermally with a likewise introduced into the heat exchanger coolant and emits heat in this way to the coolant.
  • Such a heat exchanger may be configured, for example, as a plate heat exchanger and having a plurality of plate assemblies each having a pair of plates stacked in a stacking direction, wherein between the plates of a pair of plates a fresh air path is formed through which the fresh air to be cooled is passed.
  • the aforementioned coolant can be fluidically separated from the fresh air to be cooled, which can be set in thermal interaction with the fresh air to be cooled by the plates of the plate arrangement .
  • rib structures may be provided between adjacent plate assemblies which increase the interaction area of the plates available for thermal interaction. Such constructions are known to those skilled in the art by the term "fin-tube heat exchanger".
  • the EP 2 746 561 A1 discloses a heat exchanger according to the preamble of claim 1 with a housing interior limiting housing, wherein the housing interior forms a first fluid passage for flowing through with a first fluid.
  • the heat exchanger further comprises a plurality of channel elements, which are arranged adjacent to each other in the housing interior, each channel member having a channel housing, each defining a channel interior, which forms a fluidly separated from the first fluid channel, the second fluid channel for flowing through with a second fluid.
  • Each channel element extends along an axial direction, so that the respective channel housing can be flowed through by the second fluid along the axial direction.
  • the channel elements are arranged to form at least one channel row along a line direction orthogonal to the axial direction adjacent to each other.
  • Such a constructed heat exchanger is also from the WO 2015/004292 A1 known.
  • a heat exchanger comprises a housing bounding a housing interior, wherein the housing interior forms a first fluid channel for flowing through with a first fluid.
  • This first fluid may be a coolant which is used to cool the fresh air charged in a fresh air system of an internal combustion engine - also referred to as charge air in professional circles - serves.
  • a plurality of channel elements are provided according to the invention, which are arranged adjacent to one another.
  • Each channel element in this case comprises a channel housing, which limits a respective channel interior.
  • Each channel interior forms a second fluid channel which is fluidically separated from the first fluid channel and flows through with a second fluid. Through the second fluid channel, the charge air to be cooled can be passed.
  • Each channel element extends according to the invention along an axial direction, so that the respective channel housing can be flowed through by the second fluid along the axial direction.
  • the channel elements are arranged adjacent to one another, forming at least one channel line along a line direction orthogonal to the axial direction. It is understood that several channel lines can be formed, which then all extend in the row direction.
  • the channel housing is provided in a cross section perpendicular to the axial direction with a first housing wall and one of the first housing wall substantially parallel opposite the second housing wall.
  • the first housing wall in cross section has a first wall length, which is greater than a wall length of the second housing wall.
  • the first and second housing wall are completed by a third housing wall and a third housing wall opposite, fourth housing wall to the channel housing.
  • the third and fourth housing wall are arranged in cross-section perpendicular to the axial direction at an acute angle to each other.
  • the here presented, inventive arrangement of the individual channel elements causes the channel housing of the channel elements in an advantageous manner almost completely from the first fluid, so preferably from the coolant, can flow around.
  • the second fluid can be said coolant and the first fluid can be the charge air to be cooled.
  • the presented here heat exchanger is structurally simple, which can lead to significant cost advantages in the production. This is especially true for advantageous developments with multiple channel lines.
  • At least the channel elements and the housing of the heat exchanger can be produced by means of an additive manufacturing method.
  • the entire heat exchanger is produced by means of such an additive manufacturing method.
  • additive manufacturing process in the present case includes all manufacturing processes which build up the building component directly from a computer model. Such production processes are also known by the term “rapid forming”. Under the term “Rapid Forming” his particular production process for fast and flexible production of components by tool-free production directly from CAD data taken.
  • the use of an additive manufacturing process enables the production of the heat exchanger according to the invention without component-specific investment means, such as e.g. Tool forms or similar and almost no geometric restrictions.
  • component-specific investment means such as e.g. Tool forms or similar and almost no geometric restrictions.
  • the additive manufacturing method it is in particular possible to construct the design of the heat exchanger function bound and no longer tool-bound.
  • the individual components of the heat exchanger such as the channel housing of the individual channel elements and their interfaces with other components including sealing elements can be greatly simplified by the elimination of small parts.
  • the heat exchanger may be integrally formed.
  • Such a one-piece design is formed in particular when using the above-proposed additive manufacturing process, in particular laser melting.
  • a one-piece design of the heat exchanger eliminates the very costly and therefore costly attaching the individual components of the heat exchanger together.
  • the additive manufacturing process may include laser melting.
  • a laser melting process is used for producing channel elements and housings, preferably for producing the entire heat exchanger.
  • the components of the heat exchanger can be made directly from 3D CAD data.
  • the components of the heat exchanger are also produced without tools during the laser melting and in layers on the basis of the three-dimensional CAD model assigned to the heat exchanger.
  • At least two mutually spaced channel lines each having at least two channel elements provided, wherein the at least two channel lines can be arranged in particular along a stacking direction orthogonal to the axial direction and the row direction at a distance from each other.
  • the intermediate space forming between two channel lines is part of the first fluid channel and can thus be flowed through by the first fluid.
  • Such a geometry makes it possible to provide space-saving manner a plurality of channel elements and to arrange in the housing interior of the housing. In particular, can be realized in this way - similar to a conventional fin-tube heat exchanger - a heat exchanger in flat design.
  • the number of channel elements per channel line as well as the number of provided channel lines can be defined by the skilled person application-specific in a flexible manner.
  • At least two adjacent in the row direction channel elements of a channel line are arranged at a distance to each other, so that an intermediate space formed between two adjacent channel elements is part of the first fluid channel. That is, the forming intermediate space can be traversed by the first fluid.
  • This measure has an improved flow around the individual channel housing with the first fluid result.
  • all the channel elements of a channel line are arranged at a distance from each other. In this way, the maximum flow around the individual channel elements is achieved.
  • Particularly expedient may be in cross-section perpendicular to the axial direction, a wall length of the third housing wall substantially equal to the wall length of the fourth housing wall.
  • the associated geometry of the channel housing of a respective channel element leads to improved flow characteristics of the first fluid flowing around the channel housing.
  • a particularly space-saving arrangement of the channel elements of a particular channel line can be achieved if two channel elements adjacent in the row direction are arranged in cross-section perpendicular to the axial axis rotated by 180 ° to each other.
  • an outer side facing away from the channel interior of the first and / or second housing wall of the channel housing in cross-section perpendicular to the axial axis has a rounded edge contour.
  • the third housing wall of a channel element of the fourth housing wall of an adjacent in the row direction channel element of the same channel line is opposite.
  • the fourth housing wall of a channel element of the third housing wall of a counter to the row direction adjacent channel element is opposite.
  • the third and the fourth housing wall are arranged substantially parallel to each other, so that the intermediate space formed between the housing walls in cross-section perpendicular to the axial direction has a substantially constant diameter.
  • Said diameter can preferably be measured in one direction, which runs perpendicular to a wall plane defined by the housing walls.
  • FIG. 1 illustrates an example of a heat exchanger 1 according to the invention.
  • the heat exchanger 1 comprises a housing 3 delimiting a housing interior 2, of which in FIG. 1 For clarity, only a first housing wall 4a and one of the first housing wall 4a opposite the second housing wall 4b is shown.
  • the housing interior 2 forms a first fluid channel 5a for flowing through with a first fluid F 1 .
  • the first fluid F 1 is a coolant.
  • each channel element 6 comprises a channel housing 7, which delimits a channel interior 8.
  • Each channel interior 8 forms a second fluid channel 5b fluidically separated from the first fluid channel 5a.
  • Each channel element 6 extends along an axial direction A, which runs in the figures perpendicular to the plane of the drawing, so that the respective channel housing 7 can be flowed through along this axial direction A by a second fluid F 2 .
  • the second fluid F 2 is the charge air charged by an exhaust gas turbocharger in a fresh air system.
  • each channel row 9 comprises a plurality of channel elements 6 which are arranged adjacent to each other along the row direction Z.
  • the four channel lines 9 are arranged along an orthogonal to both the axial direction A and the row direction Z stacking direction S at a distance from each other.
  • the interspace 11 forming between two channel lines 9 is part of the first fluid channel 5a and can thus be flowed through by the first fluid F 1 .
  • the channel elements 6 of a specific channel line 9 are arranged at a distance from one another, so that a gap 10 is formed between each two adjacent channel elements 6.
  • the intermediate spaces 10 are part of the first fluid channel 5a, so that they can also be flowed through by the first fluid F 1 .
  • FIG. 2 is a detail of the FIG. 1 in the region of a channel line 9, the geometry of a single channel element 6 explained in more detail.
  • FIG. 2 Illustrated clearly has the channel element 6 in cross-section perpendicular to the axial direction A, a first housing wall 12a and one of these first housing wall 12 substantially parallel opposite second housing wall 12b.
  • the first housing wall in cross-section on a first wall length l 1 which is greater than a wall length l 2 of the second housing wall 12b.
  • the first and the second housing wall 12a, 12b are completed by a third housing wall 12c and a fourth housing wall 12d opposite the third housing wall 12c to the channel housing 7.
  • a wall length l 3 of the third housing wall 12c corresponds substantially to a wall length l 4 of the fourth housing wall 12d.
  • the third and fourth housing walls 12c, 12d are as in FIG FIG. 2 shown substantially parallel to each other, so that the intermediate space formed between the housing walls 12c, 12d 10 in cross-section perpendicular to the axial direction A has a substantially constant distance. This leads to an improved flow around the channel housing through the first fluid F 1 .
  • the third and fourth housing wall 12c, 12d are arranged in cross section perpendicular to the axial direction A at an acute angle w, for example, of approximately 20 ° to each other.
  • Two adjacent in the row direction Z channel elements 6 are in the in FIG. 2 shown cross-section perpendicular to the axial axis A by 180 ° are arranged twisted to each other. All channel elements 6 of a channel line 9 are thus alternately rotated along the line direction Z by 180 ° to each other.
  • the outer sides 13a, 13b of the first and second housing walls 12a, 12b of the channel housing 7 have, as in FIG FIG. 2 shown rounded edge contour on. In this way, flow guidance contours can be formed, which effect a particularly uniform flow around the channel elements 6 from the first fluid F 1 flowing through the housing interior 2 or first fluid channel 5 a.
  • each channel line 9 fastening body 14 may be provided, by means of which the channel elements 6 on the housing 3 (in FIG. 1 not shown) can be attached.
  • the individual channel elements 6 can be fastened to one another by means of suitable fastening elements, for example in the form of struts, which are arranged in the interstices 10 (not shown).
  • the intermediate space 10 formed between two channel elements 6 adjacent in the row direction Z is realized.
  • one or more flow guide elements 15 can be arranged in the intermediate spaces 11 formed between two adjacent channel lines 9.
  • the first fluid F 1 flowing through the intermediate spaces 11 can be advantageously at least partly into the space between two adjacent channel elements 6 a channel line 9 formed gaps 10 are deflected.
  • one or more of the flow guide elements 15 may be formed such that it subdivides the respective intermediate space 11 in the row direction Z into a first channel section 16a and a second channel section 16b which is fluidically separated from it.
  • the first fluid F 1 flowing along the intermediate spaces 11 is completely deflected into the intermediate spaces 10 formed between two adjacent channel elements 6.
  • a plurality of flow guide elements 15 may be arranged within a gap 11 along the row direction Z (not shown), so that the affected gap 11 is divided into a plurality of channel sections. It is also conceivable that the flow guide partially permeable - such as by providing one or more through holes in the flow guide 15 - form.
  • the channel elements 6 and the housing 3 may be made by the additive manufacturing method already discussed above. Particularly preferably, the entire heat exchanger 1 is produced by means of such an additive manufacturing process.
  • the use of an additive manufacturing method allows the production of the heat exchanger 1 without component-specific investment means, such as tool forms or the like. and almost no geometric restrictions.
  • the heat exchanger 1 can be functionally bound and no longer tool-bound constructed. Consequently, the individual components of the heat exchanger 1, such as the channel housing 7 of the channel elements 6 and their interfaces with other components the heat exchanger 1, for example, seals, are greatly simplified by the elimination of small parts.
  • the additive manufacturing method may include laser melting.
  • laser melting the components of the heat exchanger 1 can be produced directly from 3D CAD data.
  • the components of the heat exchanger 1 can be manufactured without tools and in layers on the basis of the heat exchanger 1 associated three-dimensional CAD model during laser melting.
  • FIG. 3 is a variant of the example of FIGS. 1 and 2 which is not part of the invention discussed here.
  • the in the variant of FIG. 3 shown channel elements 6 'of the heat exchanger 1' are different from those of FIGS. 1 and 2 in that the channel housing 7 'of a respective channel element 6' in cross-section perpendicular to the axial direction A 'has a honeycomb-like geometry.
  • the heat exchanger 1 ' may have up to 2000 such honeycomb channel elements 6'.
  • Each channel element 6 ' has as in FIG. 3 shown in said cross-section perpendicular to the axial direction A ', the geometry of a uniform hexagon with six wall sections 20'af.
  • the two wall sections 20'a-20'f forming a gap 10 'between two adjacent channel elements 6' are arranged substantially parallel to one another in cross-section perpendicular to the axial direction A ', so that the gap 10' is essentially a constant distance in cross-section d 'has. This preferably applies to all adjacent channel elements 6 '.
  • channel elements 6 ' extend - as well as the channel elements 6 in the FIG. 1 - So along an axial direction A ', so that the respective channel housing 7' along the axial direction A 'by the second fluid F 2 ' can be flowed through.
  • the channel elements 6 ' are under training a plurality of channel lines 9' along the orthogonal to the axial direction A 'extending line direction Z' are arranged adjacent to each other.
  • the channel elements 6 ' are arranged in the housing interior 2', that each of the six wall portions 20'af any channel element 6 'either a wall portion 20'af an adjacent channel element 6' or the first or second housing wall 4'a, 4th 'b, each with the formation of a gap 10', opposite.
  • the FIG. 3 shows in a to FIG. 1 analogous representation of two housing walls 4'a, 4'b of a housing interior 2 'limiting housing 3'.
  • the row direction Z ' runs transversely to the housing walls 4'a, 4'b, whereas in the example of FIG. 1 extends parallel to the housing walls 4a, 4b.
  • FIG. 4 which shows the heat exchanger 1 'in the region of the first housing wall 4'a
  • the first housing wall 4'a follows in cross-section perpendicular to the axial direction A' an edge contour 21'a, which by the first housing wall 4'a adjacent channel elements 6 'is defined.
  • the second housing wall 4'b which follows an edge contour 21'b. This is defined by the second housing wall 4'b adjacent channel elements 6 '. All channel elements 6 'are therefore corresponding FIG.
  • channel elements 6 'and the housing 3' of the heat exchanger 1 ' can be prepared by means of an additive additive manufacturing process, in particular by means of laser melting, so that the explanations of this method in connection with the FIGS. 1 and 2 mutatis mutandis also for the example of Figures 3 and 4 applies.
  • the heat exchanger 1,1 ' may be formed in one piece. Such a one-piece design is formed in particular when using the above-proposed additive manufacturing process, in particular laser melting. In a one-piece design of the heat exchanger 1,1 'eliminates the very costly and therefore costly attaching the individual components of the heat exchanger together. It is understood that in the case of a one-piece construction of the heat exchanger 1, 1 ', the terms used herein such as e.g. "first housing wall 4a" remain valid.

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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)

Claims (10)

  1. Échangeur de chaleur (1 ; 1'), en particulier pour un véhicule automobile,
    - avec un logement (3 ; 3') délimitant un espace intérieur de logement (2 ; 2'), l'espace intérieur de logement formant un premier canal de fluide (5a ; 5a') pour la circulation d'un premier fluide (F1; F1'),
    - avec une multiplicité d'éléments de canal (6; 6') qui sont agencés au voisinage les uns des autres dans l'espace intérieur de logement (2 ; 2'), chaque élément de canal (6 ; 6') comprenant un logement de canal (7 ; 7') qui délimite à chaque fois un espace intérieur de canal (8 ; 8') qui forme un deuxième canal de fluide (5b ; 5b') séparé du premier canal de fluide (F1; F1') du point de vue des fluides et destiné à la circulation d'un deuxième fluide (F2; F2'),
    - dans lequel chaque élément de canal (6 ; 6') s'étend le long d'une direction axiale (A ; A') de telle sorte que le logement de canal (7 ; 7') respectif peut être parcouru par le deuxième fluide (F2; F2') le long de la direction axiale (A; A'),
    - dans lequel les éléments de canal (6 ; 6') sont agencés au voisinage les uns des autres en formant au moins une ligne de canal (9; 9') le long d'une direction de ligne (Z ; Z') perpendiculaire à la direction axiale (A ; A'),
    caractérisé en ce que
    - le logement de canal (7) comporte dans une section transversale perpendiculairement à la direction axiale (A) une première paroi de logement (12a) et une deuxième paroi de logement (12b) à l'opposé de la première paroi de logement (12a) et globalement parallèle à celle-ci, laquelle première paroi de logement (12a) a en section transversale une première longueur de paroi (l1) qui est supérieure à une longueur de paroi (l2) de la deuxième paroi de logement (12b),
    - la première et la deuxième paroi de logement (12a, 12b) sont complétées par une troisième paroi de logement (12c) et par une quatrième paroi de logement (12d) à l'opposé de la troisième paroi de logement (12c) pour donner le logement de canal (7), les troisième et quatrième parois de logement (12c, 12d) étant agencées de manière à former un angle aigu (w) en section transversale perpendiculairement à la direction axiale (A).
  2. Échangeur de chaleur (1 ; 1') selon la revendication 1, caractérisé en ce que
    - au moins les éléments de canal (6 ; 6') et le logement (3 ; 3') de l'échangeur de chaleur (1 ; 1'), de préférence l'échangeur de chaleur (1 ; 1'), sont fabriqués au moyen d'un procédé de fabrication additive, et/ou
    - l'échangeur de chaleur (1 ; 1') est réalisé d'une seule pièce.
  3. Échangeur de chaleur selon la revendication 2, caractérisé en ce que le procédé de fabrication additive comprend une fusion par laser.
  4. Échangeur de chaleur (1 ; 1') selon l'une quelconque des revendications 1 à 3, caractérisé en ce qu'il est prévu au moins deux lignes de canal (9 ; 9') agencées à distance l'une de l'autre avec à chaque fois au moins deux éléments de canal (6 ; 6'), lesquelles au moins deux lignes de canal (9 ; 9') sont agencées de préférence à distance l'une de l'autre le long d'une direction d'empilement (S ; S') qui s'étend transversalement à la direction axiale (A ; A') et transversalement à la direction de ligne (Z; Z').
  5. Échangeur de chaleur (1 ; 1') selon l'une quelconque des revendications précédentes, caractérisé en ce qu'au moins deux éléments de canal (6 ; 6'), voisins dans la direction de ligne (Z ; Z'), d'une ligne de canal (9 ; 9'), de préférence tous les éléments de canal (6 ; 6') d'une ligne de canal (9 ; 9'), sont agencés à distance les uns des autres de telle sorte qu'un espace intermédiaire (10 ; 10') formé entre deux éléments de canal (6 ; 6') voisins fait partie du premier canal de fluide (5a ; 5a').
  6. Échangeur de chaleur (1) selon l'une quelconque des revendications précédentes, caractérisé en ce que, en section transversale perpendiculairement à la direction axiale (A), une longueur de paroi (l3) de la troisième paroi de logement (12c) est sensiblement égale à la longueur de paroi (l4) de la quatrième paroi de logement (12d).
  7. Échangeur de chaleur (1) selon l'une quelconque des revendications précédentes, caractérisé en ce que, en section transversale perpendiculairement à l'axe axial (A), deux éléments de canal (6) voisins dans la direction de ligne (Z) sont agencés tournés de 180° l'un par rapport à l'autre.
  8. Échangeur de chaleur (1) selon l'une quelconque des revendications précédentes, caractérisé en ce qu'un côté extérieur (13a, 13b), éloigné de l'espace intérieur de canal (8), de la première et/ou deuxième paroi de logement (12a, 12b) du logement de canal (7) présente un contour marginal arrondi en section transversale perpendiculairement à l'axe axial (A) afin de former un contour de guidage d'écoulement.
  9. Échangeur de chaleur (1) selon l'une quelconque des revendications précédentes, caractérisé en ce que
    - la troisième paroi de logement (12c) d'un élément de canal (6) est en face de la quatrième paroi de logement (12d) d'un élément de canal (6) voisin dans la direction de ligne (Z), et/ou
    - la quatrième paroi de logement (12d) d'un élément de canal (6) est en face de la troisième paroi de logement (12c) d'un élément de canal (6) voisin en sens inverse de la direction de ligne (Z).
  10. Échangeur de chaleur (1) selon la revendication 9, caractérisé en ce que les troisième et quatrième parois de logement (12c, 12d) sont agencées globalement parallèles l'une à l'autre de telle sorte qu'un espace intermédiaire (10) formé entre ces parois de logement a, en section transversale perpendiculairement à la direction axiale (A), un diamètre sensiblement constant.
EP16153333.6A 2015-02-26 2016-01-29 Échangeur thermique, en particulier pour un vehicule automobile Active EP3062057B1 (fr)

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DE102015203470.4A DE102015203470A1 (de) 2015-02-26 2015-02-26 Wärmetauscher, insbesondere für ein Kraftfahrzeug

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Publication number Priority date Publication date Assignee Title
US10422585B2 (en) 2017-09-22 2019-09-24 Honeywell International Inc. Heat exchanger with interspersed arrangement of cross-flow structures
DE102018219626A1 (de) * 2018-11-16 2020-05-20 Mahle International Gmbh Wärmeübertrager
DE202019102083U1 (de) 2019-04-11 2019-04-18 Mahle International Gmbh Kühlfluiddurchströmte Wellrippenanordnung und Kraftfahrzeugbauteil

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Publication number Priority date Publication date Assignee Title
CH519150A (de) * 1970-07-17 1972-02-15 Bbc Sulzer Turbomaschinen Wärmeaustauscher mit kreiszylindrischem Gehäuse
DE2128824C3 (de) * 1971-06-09 1974-03-07 Linde Ag, 6200 Wiesbaden Geklebter Plattenwärmetauscher
DE3532009A1 (de) * 1985-09-07 1987-03-19 Janosik Manfred Roehrenwaermetauscher
DE4123617C2 (de) * 1991-07-17 1995-07-06 Metallgesellschaft Ag Vorrichtung zum Transport von Stoffen
DE19813989A1 (de) * 1998-03-28 1999-09-30 Behr Gmbh & Co Wärmetauscher
US6623687B1 (en) * 1999-08-06 2003-09-23 Milwaukee School Of Engineering Process of making a three-dimensional object
GB0427362D0 (en) * 2004-12-14 2005-01-19 Sustainable Engine Systems Ltd Heat exchanger
US9200855B2 (en) * 2012-03-06 2015-12-01 Honeywell International Inc. Tubular heat exchange systems
DE102012204439B4 (de) * 2012-03-20 2015-06-18 Zippe Gmbh & Co. Kg Vorrichtung zum Vorwärmen von Schmelzgut zur Glasherstellung unter Nutzung von Rauchgas
EP2746561A1 (fr) * 2012-12-24 2014-06-25 BorgWarner Inc. Conduit destiné à un échangeur de chaleur d'un système EGR de moteur à combustion interne
ES2426163B1 (es) * 2013-07-12 2014-09-02 José Luis CORDÓN URBIOLA Intercambiador para calderas de calefacción

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