EP1835250A2 - Procédé de fabrication d'un échangeur de chaleur stratifié et échangeur de chaleur stratifié - Google Patents

Procédé de fabrication d'un échangeur de chaleur stratifié et échangeur de chaleur stratifié Download PDF

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Publication number
EP1835250A2
EP1835250A2 EP07003521A EP07003521A EP1835250A2 EP 1835250 A2 EP1835250 A2 EP 1835250A2 EP 07003521 A EP07003521 A EP 07003521A EP 07003521 A EP07003521 A EP 07003521A EP 1835250 A2 EP1835250 A2 EP 1835250A2
Authority
EP
European Patent Office
Prior art keywords
edge region
laminated sheet
degrees
bent
bent over
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Withdrawn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
EP07003521A
Other languages
German (de)
English (en)
Other versions
EP1835250A3 (fr
Inventor
Wolfram Dr.-Ing. Kaiser
Karl-Gerd Dipl.-Ing. Krumbach (FH)
Klaus Dipl.-Ing. Luz
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 Behr GmbH and Co KG
Original Assignee
Behr GmbH and 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 GmbH and Co KG filed Critical Behr GmbH and Co KG
Publication of EP1835250A2 publication Critical patent/EP1835250A2/fr
Publication of EP1835250A3 publication Critical patent/EP1835250A3/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Withdrawn legal-status Critical Current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
    • 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
    • F28D1/03—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 plate-like or laminated conduits
    • F28D1/0308—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 plate-like or laminated conduits the conduits being formed by paired plates touching each other
    • 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
    • F28D9/00—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D9/0031—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits for one heat-exchange medium being formed by paired plates touching each other
    • 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
    • F28F2275/06—Fastening; Joining by welding

Definitions

  • the invention relates to a method for producing a Schichttownschreibers with a layer block of laminations, which have a bent edge portion by 180 degrees, which is materially connected to an edge region, in particular a bent edge portion of 180 degrees, an adjacent laminated sheet.
  • the invention also relates to a layer heat exchanger to be soldered with a layer block of laminations having a bent over by 180 degrees edge region, which is materially connected to an edge region, in particular with an edge region bent by 180 degrees, an adjacent laminated sheet.
  • a method of manufacturing a laminated heat exchanger in which a plurality of separator plates are stacked into a layer block, with solder being deposited on or between the separator plates before the layer block is soldered.
  • a layered heat exchanger is known with a layer block of separator plates that delimit intermediate flow channel layers.
  • the partition plates have on at least one main side edge of a protruding Folding edge, which is fluid-tightly connected in the layer block with the opposite edge region of an adjacent partition plate and serves as a lateral boundary of the associated flow channel layer.
  • each partition plate is fluid-tightly connected along its solid edge to the adjacent region of the adjacent partition plate by laser welding joints.
  • other fluid-tight connections into consideration, such as soldering, gluing and / or mechanical bracing.
  • the object of the invention is to provide a method for producing a Schichtebenschreibtragers according to the preamble of claim 1 and a film heat exchanger according to the preamble of claim 10, which has a high strength and / or density and is inexpensive to produce.
  • the object is achieved in a method for producing a Schichthari enthusiasts with a layer block of laminations, which have a bent edge portion by 180 degrees, which is materially connected to an edge region, in particular a bent edge portion of 180 degrees, an adjacent laminated sheet, achieved in that a LotfolienstMail is fixed on the bent by 180 degrees edge region of the laminated sheet, before the edge region with the edge region, in particular with the bent edge portion of 180 degrees, the adjacent laminated sheet is soldered.
  • the edge region which is bent through 180 degrees is also referred to as a seaming edge or a seaming seam, although the bent-over edge regions of two adjacent separating plates do not interlock with one another.
  • the method according to the invention provides, inter alia, the advantage that a layer heat exchanger with a relatively soft layer block with regard to its mechanical properties is provided in a simple manner, but nevertheless has a high density.
  • a preferred embodiment of the method is characterized in that the bent edge region of the laminated sheet on both Pages is provided with a solderable coating. This ensures high mechanical strength during soldering.
  • a further preferred embodiment of the method is characterized in that the LotfolienstMail is adhered to the bent over 180 degrees edge region of the laminated sheet. This ensures a stable fixation of the LotfolienstMails on the bent edge region of the laminated sheet in a simple manner.
  • a further preferred embodiment of the method is characterized in that the solder foil strip is welded onto the edge region of the laminated sheet which is bent by 180 degrees.
  • the welding of the LotfolienstMails done for example by roll spot welding.
  • Another preferred exemplary embodiment of the method is characterized in that a solder foil strip which is wider than the bent-over edge region of the laminated sheet is fixed on the edge region of the laminated sheet which is bent by 180 degrees.
  • the LotfolienstMail protrudes beyond the bent edge region of the laminated sheet in the adjacent channel, which is formed between two laminations.
  • a further preferred embodiment of the method is characterized in that a portion of the LotfolienstMails protruding beyond the 180 ° bent Randbe rich of the laminated sheet outside of the edge region is fixed on the laminated sheet.
  • the solder foil strip therefore does not adhere to the bent edge region of the laminated sheet before soldering but to a channel boundary wall which is formed by the laminated sheet metal.
  • the Lotfolienstsammlung is thus fixed relative to the bent edge region, but not it.
  • a further preferred embodiment of the method is characterized in that the projecting portion of the LotfolienstMails has an adhesive layer, by means of which the protruding portion of the LotfolienstMails is adhered to the laminated sheet. This will be before the Soldering ensures a stable attachment of the Lotfolienstsammlungs on a Kanalbegrenzungswand, which is formed by the laminated sheet.
  • a further preferred embodiment of the method is characterized in that the edge region of the laminated sheet bent over by 180 degrees and the adjoining edge region of the adjacent laminated sheet are provided with through holes, through which solder from the solder film strip between the two under the influence of gravity and / or capillary forces bent edge regions of the laminations and the associated laminated sheet passes. Due to the shape and size of the through holes, the soldering of the bent edge region can be influenced in a targeted manner with the associated laminated sheet.
  • a further preferred embodiment of the method is characterized in that the through holes have a circular or an elongate cross section.
  • the through holes are formed, for example, by holes or slots.
  • a LotfolienstMail is fixed according to a method described above on the bent over 180 degrees edge region of a laminated sheet.
  • the solder foil strip is fixed on the edge region of a laminated sheet bent over by 180 degrees, before the edge region is soldered to a further edge region, in particular a peripheral region bent over by 180 degrees, of an adjacent laminated sheet.
  • the layer heat exchanger according to the invention provides, inter alia, the advantage that for the production of dense and solid compounds less solder material is needed than for the production of conventional layer heat exchanger, which are usually soldered over the entire surface.
  • a layer heat exchanger to be soldered with a layer block of laminations which have a 180 ° bent edge region, which is materially connected to an edge region, in particular with a bent edge portion of 180 degrees, an adjacent laminated sheet
  • the object of the invention is achieved in that the bent over by 180 degrees edge region with the laminated sheet materially bonded, preferably soldered or welded.
  • the layer heat exchanger according to the invention provides, inter alia, the advantage that due to the cohesive connection of the laminated sheet with its bent edge region during operation of the Schichtumbleübertragers under certain circumstances occurring alternating pressure loads are at least partially absorbed, so that an improved tightness and / or strength is achieved.
  • the laminations each have one or more beads, which can be soldered to adjacent laminations, preferably their beads. As a result, the tightness and / or the strength is further increased.
  • the basic idea of the invention is to provide a component to be soldered with at least one first soldering gap between two. Connecting regions for cohesively tight enclosure of a chamber or a channel, wherein the connecting regions are associated with one or two individual parts, and with at least one in particular to the first soldering gap parallel second soldering gap, which is separated from the first soldering gap by a wall of the component, with one or to provide several through holes in the wall.
  • solder passes from the first soldering gap to the second soldering gap, or vice versa.
  • FIG. 1 shows a part of a layer block 1 in section.
  • the layer block 1 comprises two laminations 3, 4, each having a fold-like bent by 180 degrees edge region 5, 6.
  • the bent edge region 5, 6 of the laminations 3, 4 is also referred to as fold.
  • the bent edge regions 5, 6 serve to arrange the laminations 3, 4 at a defined distance from one another in order to form a flow channel 8 for a medium between the laminations 3, 4.
  • the two stacked laminations 3, 4 are referred to in the context of the present invention as adjacent laminations.
  • the channel 8 is bounded on the edge regions 5, 6 opposite side by beads 10, 11, each having a U-shaped cross-section and are not soldered together. By a plurality of similar beads of the layer block 1 is divided into a plurality of channels 8, 14.
  • the two laminations 3, 4 are soldered together using a Lotfolienstsammlungs 16 according to the present invention.
  • the LotfolienstMail 18 has three Lotfolienstsammlungabête 18, 20 and 22.
  • the Lotfolienstsammlungabêt 18 is disposed between the two bent edge regions 5, 6 of the laminations 3, 4.
  • the Lotfolienstsammlungabêt 22 is bonded by means of an adhesive layer 24 in the channel 8 on the laminated sheet 4.
  • the two Lotfolienstsammlungabête 18 and 22 are integrally connected by the Lotfolienstsammlungabêt 20.
  • solder material passes from the LatfoüenstMakeabrough 18 in the intermediate spaces 34, 35 between the bent edge regions 5, 6 and the laminations 3, 4.
  • the protruding solder strip also serves as a solder reservoir for the soldering of the gaps 34, 35, which are supplied with solder by gravitational and / or capillary effects.
  • Layer heat exchangers, in particular cross-flow heat exchangers, which are used in the high-temperature range, are exposed to large thermal loads and considerable temperature differences during commissioning and during operation within the shortest possible time.
  • the layer heat exchanger or heat exchanger according to a variant is soldered only locally. As a result, a greater compliance and a lower connection stiffness can be achieved.
  • the soldering according to the invention only in the edge regions ensures that the layer block remains soft with regard to its mechanical properties, but nevertheless forms a dense and / or completely soldered seam.
  • a layer block is provided which has a mechanically resistant, because at least partially soldered on both sides, seam and requires the production of a smaller Lotmenge than conventional heat exchangers. This results in a significant improvement in component strength and manufacturing costs.
  • the layer heat exchanger according to the invention is soldered only in the region of the fold. This results in the interior of the heat exchanger, a flat, non-prone area that has a higher reversible deformation potential when thermal voltages occur than conventional heat exchangers.
  • a narrow strip of solder is fixed on the fold.
  • the fixing of the solder strip can, for example, by sticking to the respective Laminated sheet done.
  • the adhesive area is selected so that the adhesive does not adhere in the rebate area but in the adjacent channel 8.
  • the solder strip is fixed on the folding plate, for example, by means of a roll-spot welding method.
  • a large-scale production is possible here by the use of an endless LotfolienstMails with subsequent separation of the interconnected by the solder strip laminations.
  • a soldering of the fold edge using apertures integrated in the fold for the capillary or gravitational supply of the solder gaps is particularly advantageous for compensating for a possibly high pressure swing load of the layer heat exchanger.
  • the studs 64 or beads 10, 11 are soldered to an adjacent laminated sheet, preferably with opposite nubs or beads.
  • the fold of the laminated sheet or an approximately falzumbler applied to the fold portion of the laminated sheet with openings, such as holes or slots provided.
  • openings are chosen in terms of their dimensions so that the solder can penetrate from the edge at the top and bottom of the fold under the influence of gravity or capillary forces in the gap between the fold and laminated sheet. The thus achieved, extensive or even full-surface soldering of the contact surface between the fold and the associated laminated sheet can be influenced by adjusting the opening density.
  • the fold of the laminated sheet is provided on both sides with a solderable coating.
  • the fold is locally welded to the laminated sheet by means of a welding process, in particular a capacitor discharge welding process.
  • a welding process in particular a capacitor discharge welding process.
  • the folds are firmly connected on the one hand by welding firmly with their own laminations and on the other hand by soldering with each adjacent laminations.
  • FIG. 2 shows a layer block 41 with a laminated sheet 43 in plan view.
  • the layer plate 43 is flowed around from below to above or from top to bottom of a medium.
  • the region through which the medium flows is bounded laterally by two bent edge regions 45, 46, which are soldered to bent edge regions of an adjacent laminated sheet.
  • the two bent edge regions 45, 46 are the same. In the following, to avoid repetition, only the structure of the bent-over edge portion 45 will be explained.
  • a LotfolienstMail 48 is arranged on the bent edge portion 45.
  • the LotfolienstMail 48 includes three Lotfolienstsammlungabête 51 to 53.
  • the Lotfolienabêt 51 is disposed on the bent edge portion 45.
  • the Lotfolienstsammlungabêt 53 is adhered to the laminated sheet 43.
  • the Lotfolienstsammlungabrisk 52 connects the Lotfolienstsammlungabroughe 51 and 53 with each other.
  • a plurality of through holes 55, 56 are provided in the bent over edge region 45, which allow the passage of solder.
  • the laminated sheet 43 has a plurality of connecting portions 61 to 64, by which the laminated sheet 43 is divided into a plurality of channels 71 to 74.

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)
EP07003521A 2006-03-14 2007-02-21 Procédé de fabrication d'un échangeur de chaleur stratifié et échangeur de chaleur stratifié Withdrawn EP1835250A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102006011508A DE102006011508A1 (de) 2006-03-14 2006-03-14 Verfahren zum Herstellen eines Schichtwärmeübertragers und Schichtwärmeübertrager

Publications (2)

Publication Number Publication Date
EP1835250A2 true EP1835250A2 (fr) 2007-09-19
EP1835250A3 EP1835250A3 (fr) 2012-08-01

Family

ID=38169681

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07003521A Withdrawn EP1835250A3 (fr) 2006-03-14 2007-02-21 Procédé de fabrication d'un échangeur de chaleur stratifié et échangeur de chaleur stratifié

Country Status (2)

Country Link
EP (1) EP1835250A3 (fr)
DE (1) DE102006011508A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116690221A (zh) * 2023-06-09 2023-09-05 新会日兴不锈钢制品有限公司 锅边的成型工艺

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010002864A1 (de) 2009-03-18 2010-09-23 Behr Gmbh & Co. Kg Schichtwärmeübertrager, Anordnung zur Bereitstellung von elektrischer Energie und Verwendung einer Eisen-Chrom-Aluminium-Legierung
DE102010029287A1 (de) 2009-05-28 2011-01-05 Behr Gmbh & Co. Kg Schichtwärmeübertrager für hohe Temperaturen

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2912749A (en) * 1956-01-13 1959-11-17 Modine Mfg Co Method of making a heat exchanger
DE1501663A1 (de) * 1965-02-27 1969-06-04 Appbau Mylau Veb Plattenfoermiger Waermeuebertrager
DE3437438A1 (de) * 1984-10-12 1986-04-17 Bayerische Motoren Werke AG, 8000 München Schweissnaht fuer verbindung zweier duennbleche
JPH10274489A (ja) * 1997-03-28 1998-10-13 Sanden Corp 熱交換器用チューブおよびその製造方法
JPH10306991A (ja) * 1997-05-07 1998-11-17 Calsonic Corp アルミニウム合金製熱交換器
DE19838525C2 (de) * 1997-09-03 2002-12-05 Joma Polytec Kunststofftechnik Kreuzstrom-Wärmetauscher für Kondensationswäschetrockner und Herstellungsverfahren
DE10042690A1 (de) * 2000-08-31 2002-03-14 Behr Gmbh & Co Schichtwärmeübertrager
JP4536273B2 (ja) * 2001-01-31 2010-09-01 株式会社ティラド 熱交換器用偏平チューブおよび熱交換器の製造方法
EP1376041B1 (fr) * 2002-06-21 2013-09-11 Behr GmbH & Co. KG Procédé de fabrication d'un échangeur de chaleur à empilage
DE102004033184A1 (de) * 2004-07-09 2006-01-26 Daimlerchrysler Ag Verfahren zur Herstellung eines Anbauteils
DE102004041309A1 (de) * 2004-08-25 2006-03-02 Behr Gmbh & Co. Kg Verfahren zum Löten von mikrostrukturierten, metallischen Schichtblechen und Schichtblock eines Mikrowärmeübertragers oder -reaktors, insbesondere hergestellt nach dem Verfahren

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116690221A (zh) * 2023-06-09 2023-09-05 新会日兴不锈钢制品有限公司 锅边的成型工艺

Also Published As

Publication number Publication date
EP1835250A3 (fr) 2012-08-01
DE102006011508A1 (de) 2007-09-20

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