WO2011006771A2 - Échangeur de chaleur - Google Patents

Échangeur de chaleur Download PDF

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Publication number
WO2011006771A2
WO2011006771A2 PCT/EP2010/059415 EP2010059415W WO2011006771A2 WO 2011006771 A2 WO2011006771 A2 WO 2011006771A2 EP 2010059415 W EP2010059415 W EP 2010059415W WO 2011006771 A2 WO2011006771 A2 WO 2011006771A2
Authority
WO
WIPO (PCT)
Prior art keywords
heat exchanger
segments
flat tubes
exchanger according
collector
Prior art date
Application number
PCT/EP2010/059415
Other languages
German (de)
English (en)
Other versions
WO2011006771A3 (fr
Inventor
Mehmet Tosun
Original Assignee
Behr Industry Gmbh & Co. Kg
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 Behr Industry Gmbh & Co. Kg filed Critical Behr Industry Gmbh & Co. Kg
Publication of WO2011006771A2 publication Critical patent/WO2011006771A2/fr
Publication of WO2011006771A3 publication Critical patent/WO2011006771A3/fr

Links

Classifications

    • 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
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
    • F28D1/053—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight
    • F28D1/0535—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight the conduits having a non-circular cross-section
    • F28D1/05366—Assemblies of conduits connected to common headers, e.g. core type radiators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
    • F28D1/053—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight
    • F28D1/0535—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight the conduits having a non-circular cross-section
    • F28D1/05366—Assemblies of conduits connected to common headers, e.g. core type radiators
    • F28D1/05375—Assemblies of conduits connected to common headers, e.g. core type radiators with particular pattern of flow, 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
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02—Header boxes; End plates
    • F28F9/0202—Header boxes having their inner space divided by partitions
    • F28F9/0204—Header boxes having their inner space divided by partitions for elongated header box, e.g. with transversal and longitudinal partitions
    • F28F9/0209—Header boxes having their inner space divided by partitions for elongated header box, e.g. with transversal and longitudinal partitions having only transversal partitions
    • 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
    • F28F9/0219—Arrangements for sealing end plates into casing or header box; Header box sub-elements
    • F28F9/0221—Header boxes or end plates formed by stacked elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
    • F28D2021/008—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for vehicles
    • F28D2021/0082—Charged air coolers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
    • F28D2021/008—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for vehicles
    • F28D2021/0084—Condensers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
    • F28D2021/008—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for vehicles
    • F28D2021/0085—Evaporators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
    • F28D2021/008—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for vehicles
    • F28D2021/0091—Radiators
    • F28D2021/0094—Radiators for recooling the engine coolant
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
    • F28D2021/008—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for vehicles
    • F28D2021/0091—Radiators
    • F28D2021/0096—Radiators for space heating

Definitions

  • the invention relates to a heat exchanger, in particular for a motor vehicle, according to the preamble of claim 1
  • EP 0 961 095 B1 describes a heat exchanger which, owing to its modular design, can be easily adapted to a changed installation space, in particular by changing the number of flat tubes. Between each two Fiachrohren a segment of a collector is arranged, which has an opening in the stacking direction of the flat tubes, which overlaps with openings in end portions of the flat tubes. A collector of the heat exchanger is thus formed by summation of the openings of collector segments and flat tube ends to an elongated, end collector space.
  • This object is achieved according to the invention for a heat exchanger initially mentioned with the characterizing features of claim 1.
  • At least one of the segments is formed as a forming profile, in a preferred detailed design by means of extrusion.
  • the segment may also be formed as a casting.
  • aluminum and its alloys can be easily and inexpensively formed by extrusion molding or casting into collector segments.
  • the passages may be introduced, for example by milling, into a bottom portion of the reshaped or formed segments.
  • At least one of the segments is formed as a sheet-metal shaped part, in a preferred detailed design either as a one-piece or as a multi-part sheet metal shaped part.
  • an aluminum sheet in particular an at least one-sided air-plated aluminum sheet, be provided by punching with the passages and then cassetted either with a second sheet metal part to the collector room or by bending a superordinate end to a one-piece collector segment.
  • the segments of a collector in each case the same design, such as extruded, cast or sheet metal part, be formed or mixed type.
  • the segments are formed as channels made of metal, which are circumferentially closed in cross-section except for the passages.
  • a preferred metal for the construction of a heat exchanger according to the invention are aluminum or aluminum alloys. Alternatively, however, steel, for example, corrosion-resistant stainless steel, find use.
  • solder disc is provided in a preferred detailed design of the invention between the adjacent segments.
  • the soldering disc preferably follows substantially the front edges of the segments connecting and these cohesively.
  • the soldering disk can be designed, for example, as a sheet-metal part which is solder-plated on both sides and which melts in a soldering furnace only at its solder plating and not in its core region.
  • the solder disk is made entirely of solder material. In such an embodiment, the solder disc melts completely in the course of soldering.
  • a solder coating may be present at least in the edge region of the segments.
  • a closure plate is integrally bonded to an end-side segment of the collector.
  • the end plate may, for example, only extend over the segment and close the segment at the end, or even over the entire side of the heat exchanger, in order to form a mechanical protection of the stack of flat tubes.
  • the same end plate forms fluid-tight end closures of two opposing collector segments and at the same time a lateral overlap of the flat tubes.
  • an intermediate plate can be fixedly connected between the segments, wherein a cross-sectional reduction or a separation between the segments is formed by the intermediate plate.
  • the inventive construction of a heat exchanger is particularly suitable for subdividing the collector space in the stacking direction of the flat tubes by means of such an intermediate plate.
  • a subdivision can form a completely separated second heat exchanger circuit or else a meandering guidance of the fluid, as is usual, for example, in evaporators of refrigeration circuits. If there is only a cross-section reduction through the intermediate plate, this can be used, for example, to form a coolant radiator with an integrated low-temperature cooling region.
  • a fluid connection is provided on at least one of the segments, which is bonded in a material-locking manner in a preferred detailing.
  • a segment can be made relatively short in the stacking direction of the flat tubes and stored in large numbers, since it can serve as a standard component for various small batches of a heat exchanger according to the invention.
  • no fluid connection is provided on at least one other of the segments.
  • Such a segment may, for example, be Lich share form the height of the heat exchanger in the stacking direction.
  • Such segments can be stored, for example, in different heights in large numbers in order to combine by suitable combination of the smallest possible number of segments, the particular desired height of a heat exchanger.
  • ribs are arranged at least between the flat tubes of one of the segments, in a preferred detailed design between all the flat tubes of the heat exchanger.
  • the provision of ribs between the flat tubes at the ends of adjacent segments is possible and in individual cases depends on the requirements. For example, these ribs could be dispensed with if the segments at the same time present a subdivision of the heat exchanger into functionally different sections.
  • the collector of the heat exchanger according to the invention comprises at least a third segment with passages for the flat tubes.
  • the desired height of the heat exchanger can be combined particularly well from prefabricated segments.
  • a heat exchanger according to the invention is particularly suitable for use as a coolant radiator, intercooler, radiator, evaporator of a refrigeration circuit or as a gas blower / condenser of a refrigeration circuit.
  • FIG. 1 shows a spatially exploded view of a heat exchanger according to the invention.
  • the heat exchanger illustrated in FIG. 1 comprises a stack of parallel flat tubes 3 extending between two collectors 1, 2 in a transverse direction and stacked in a stacking direction or a vertical direction of the heat exchanger.
  • the entire heat exchanger is produced as a cassette-capable and cohesively soldering in a soldering oven Heat exchanger formed on aluminum basis.
  • the flat tubes 3 can be designed as soldered or welded sheet metal parts depending on requirements or as extruded or extruded profiles. Particularly advantageously, the flat tubes 3 have on its outer side a Lotplatt ist and between the flat tubes 3 each not shown ribs are arranged, for example rib ribs or corrugated ribs.
  • the flat tubes 3 are each inserted into a passage 4 in a bottom area 5 of the collectors 1, 2 and are soldered in a fluid-tight manner to the passages 4.
  • the collectors 1, 2 are each formed from a plurality of stacked in the stacking direction of the flat tubes 3 segments 1a, 1b, 1c, 1d, 2a, 2b, 2c, 2d.
  • the segments 1a-2d are each formed as channels made of metal, in the present case aluminum, which enclose the collector chamber in one piece circumferentially in cross-section. In these channels, the passages 4 are milled into the bottom portion 5.
  • the bottom portion 5 is present, but not necessary, as a planar portion of the peripheral wall of the segments 1a-2d is formed, Between the front edges 6 of adjacent segments 1a-2d each solder discs 7 are inserted, which provide in Lötof ⁇ n for a cohesive connection of the adjacent segments.
  • the solder disks 7 are formed as a perforated solder-plated metal sheets, which have a non-solder core region with double-sided solder plating.
  • a typical total thickness of a solder disc is in the range of 0.5 mm, wherein the proportion of the non-melting core region corresponds to about half the thickness of the solder disk 7.
  • the collector segments 1a-2d which extend in the stacking direction and are combined into channels or pipes, are each closed in a flood-proof manner at the ends by a cover plate 8.
  • the end plate 8 is also connected by means of solder discs 7 at the terminal segments 1 a, 1 d, 2 a, 2 d, wherein in an alternative embodiment, a direct Anbin- fertil can be done by a Lotplatt réelle the end plate 8.
  • the end plates 8 extend over the entire width of the heat exchanger and thus form an upper and lower end plate of the stack of flat tubes 2, through which at the same time a mechanical protection of the flat tubes 3 is given against damage.
  • the frontal edges 6 of the segments 1a-2d may also directly have a Lofplatt réelle.
  • a solder plating can be applied by any known method, for example by means of flame spraying or cold gas spraying. In this embodiment, it is possible to dispense with a solder disk at least between some of the segments.
  • each of a plurality of the flat tubes 3 are inserted into the passages 4.
  • Heat exchanger has several rows of flat tubes in a row. Likewise, embodiments are conceivable in which only a single collector is provided or in which only one of the collectors is formed segmented.
  • the terminal segment 1d of the first collector 1 and the terminal segment 2a of the second collector 2 each have a fluid connection 9 in the form of a tube section soldered to an opening of the segment 1d, 2a. The attachment of the pipe section 9 takes place by means of a circular solder disk (not shown).
  • Each of the collectors 1, 2 of the present embodiment has a total of four segments. These include terminal segments 1a, 1d, 2a, 2d, whose minimum height is determined by the provision of the connecting members 9, indicated in the present example by a height of five flat tubes. Since these segments are of lesser height than the entire heat exchanger, they can be stored in large numbers, since they can be used on almost every segmented heat exchanger according to the invention.
  • connection segments 1a, 1d, 2a, 2d there is a section with longer segments 1b, 2b without connections, which comprises a height of 20 flat tubes by way of example here. Adjacent thereto is in the heat exchanger still not provided with connections section with relatively short segments 1c, 2c, which have a height of three flat tubes.
  • a heat exchanger according to the invention is advantageously composed of standard segments of different heights, long segments 1b, short segments 1c and segments 1a, 1d intended for connections 9 being used and, depending on specific requirements, for example for a small series of warehouses. for a motor vehicle, a heat exchanger adapted to the installation space and the requirements can be combined.

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)

Abstract

L'invention concerne un échangeur de chaleur conçu en particulier pour un véhicule automobile, comprenant une pluralité de tubes plats (3) empilés parallèlement dans une direction d'empilement, et au moins un collecteur (1, 2) destiné à distribuer un fluide dans les tubes plats (3). Au moins une extrémité de ces tubes plats (3) débouche dans le collecteur (1, 2). Ce collecteur (1, 2) comprend au moins un premier segment (1a-1d, 2a-2d) et un deuxième segment (1a-1d, 2a-2d) adjacent audit premier segment dans la direction d'empilement. Ces segments (1a-1d, 2a-2d) sont reliés l'un à l'autre par complémentarité de matière, et les segments (1a-2d) comportent respectivement plusieurs passages (4) dans une zone de base (5), lesdits tubes plats (3) étant insérés dans ces passages (4).
PCT/EP2010/059415 2009-07-14 2010-07-01 Échangeur de chaleur WO2011006771A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009033217A DE102009033217A1 (de) 2009-07-14 2009-07-14 Wärmetauscher
DE102009033217.0 2009-07-14

Publications (2)

Publication Number Publication Date
WO2011006771A2 true WO2011006771A2 (fr) 2011-01-20
WO2011006771A3 WO2011006771A3 (fr) 2011-11-24

Family

ID=43383852

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2010/059415 WO2011006771A2 (fr) 2009-07-14 2010-07-01 Échangeur de chaleur

Country Status (2)

Country Link
DE (1) DE102009033217A1 (fr)
WO (1) WO2011006771A2 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014201937A1 (de) * 2014-02-04 2015-08-06 MAHLE Behr GmbH & Co. KG Ladeluftkühler

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0961095B1 (fr) 1998-05-29 2004-10-13 Behr Industrietechnik GmbH & Co. Refroidisseur

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US3246691A (en) * 1963-11-27 1966-04-19 Fedders Corp Radiators
JPH0833287B2 (ja) * 1987-04-30 1996-03-29 昭和アルミニウム株式会社 空気調和機用アルミニウム製凝縮器
JPH0746035B2 (ja) * 1987-09-21 1995-05-17 日本電装株式会社 熱交換器
JPH083400B2 (ja) * 1989-04-21 1996-01-17 日本電装株式会社 熱交換器
JPH10300271A (ja) * 1997-04-30 1998-11-13 Nippon Light Metal Co Ltd ヒートポンプ式冷暖房機の室外用熱交換器
DE19830846B4 (de) * 1998-07-10 2007-03-15 Behr Gmbh & Co. Kg Wärmetauscher
GB2371505A (en) * 2000-09-20 2002-07-31 Visteon Global Tech Inc Heat exchanger construction
DE20115607U1 (de) * 2001-09-22 2002-01-10 Clina Heiz & Kuehlelemente Rohrverbindung für Kunststoffrohre
DE10150213A1 (de) * 2001-10-12 2003-05-08 Erbsloeh Aluminium Gmbh Stranggepreßtes Profil, insbesondere für Wärmetauscher
WO2003106910A1 (fr) * 2002-06-18 2003-12-24 Showa Denko K.K. Echangeur thermique de type unite
SE520103C2 (sv) * 2002-09-18 2003-05-27 Scania Cv Abp Kylaranordning för ett motorfordon
DE10328458A1 (de) * 2003-06-25 2005-01-27 Daimlerchrysler Ag Niedrigtemperatur-Kühler für ein Kraftfahrzeug zur Kühlung mehrerer Bauteile
US6988538B2 (en) * 2004-01-22 2006-01-24 Hussmann Corporation Microchannel condenser assembly
JP4731486B2 (ja) * 2004-08-25 2011-07-27 株式会社小松製作所 熱交換器
JP2007163004A (ja) * 2005-12-13 2007-06-28 Calsonic Kansei Corp 熱交換器

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Publication number Priority date Publication date Assignee Title
EP0961095B1 (fr) 1998-05-29 2004-10-13 Behr Industrietechnik GmbH & Co. Refroidisseur

Also Published As

Publication number Publication date
DE102009033217A1 (de) 2011-01-27
WO2011006771A3 (fr) 2011-11-24

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