EP2322297B1 - Tuyau plat doté d'un dépôt de turbulence pour un échangeur thermique, échangeur thermique doté de tels tuyaux plats, ainsi que procédé et dispositif de fabrication d'un tel tuyau plat - Google Patents

Tuyau plat doté d'un dépôt de turbulence pour un échangeur thermique, échangeur thermique doté de tels tuyaux plats, ainsi que procédé et dispositif de fabrication d'un tel tuyau plat Download PDF

Info

Publication number
EP2322297B1
EP2322297B1 EP09180417A EP09180417A EP2322297B1 EP 2322297 B1 EP2322297 B1 EP 2322297B1 EP 09180417 A EP09180417 A EP 09180417A EP 09180417 A EP09180417 A EP 09180417A EP 2322297 B1 EP2322297 B1 EP 2322297B1
Authority
EP
European Patent Office
Prior art keywords
tube
endless
flat
walls
insert
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.)
Not-in-force
Application number
EP09180417A
Other languages
German (de)
English (en)
Other versions
EP2322297A1 (fr
Inventor
Norbert Aplienz
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.)
ARUP Alu-Rohr u -Profil GmbH
Original Assignee
ARUP Alu-Rohr u -Profil GmbH
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 ARUP Alu-Rohr u -Profil GmbH filed Critical ARUP Alu-Rohr u -Profil GmbH
Publication of EP2322297A1 publication Critical patent/EP2322297A1/fr
Application granted granted Critical
Publication of EP2322297B1 publication Critical patent/EP2322297B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D53/00—Making other particular articles
    • B21D53/02—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers
    • B21D53/06—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers of metal tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/06—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
    • B21D5/10—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles for making tubes
    • B21D5/12—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles for making tubes making use of forming-rollers
    • 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
    • F28D1/0391—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 a single plate being bent to form one or more conduits
    • 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
    • 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
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/40—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only inside the tubular element
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
    • F28F3/02—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations
    • F28F3/025—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being corrugated, plate-like 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/4935—Heat exchanger or boiler making
    • Y10T29/49377—Tube with heat transfer means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/53—Means to assemble or disassemble
    • Y10T29/53113—Heat exchanger
    • Y10T29/53122—Heat exchanger including deforming means

Definitions

  • the present invention relates to a flat tube for heat exchangers, in particular for intercooler, with an inner turbulence insert and a heat exchanger, in particular a charge air cooler having such flat tubes and a method and an apparatus for producing such a flat tube.
  • Generic flat tubes usually serve for the fluidic connection of an inlet collecting container with an outlet collecting container of a heat exchanger, e.g. a charge air cooler or an oil cooler, for which the flat tubes stacked one above the other and are arranged with their tube broad sides adjacent to each other and open with their tube ends respectively in the inlet and the outlet header.
  • a heat exchanger e.g. a charge air cooler or an oil cooler
  • lamellar or wave-like plates are arranged between the flat tubes, which are soldered with their apexes on the broad sides of the flat tubes.
  • the sheets are used to increase the heat exchange surface.
  • a liquid or gaseous medium to be cooled e.g. Charge air
  • a gaseous or liquid, heat-absorbing medium preferably air
  • the flat tubes have internal turbulence plates or turbulence inserts. These serve primarily to generate a turbulent flow of the medium flowing through the flat tubes.
  • the turbulence inserts with the Be soldered tube wall of the flat tubes, so that they also serve to increase the internal pressure resistance due to a Switzerlandanker für turbulence inserts.
  • the turbulence inserts are, for example, corrugated sheets ("UVave fins"), which are produced for example by means of roll deformation and form a plurality of mutually adjacent, each extending in a tube longitudinal direction flow chambers.
  • the turbulence inserts are so-called offset fins which respectively form flow chambers which are arranged one behind the other in the tube longitudinal direction, wherein the flow chambers arranged one behind the other are arranged offset in relation to one another in a tube transverse direction. This creates staggered edges that impinge upon the flow, creating turbulence.
  • offset fins is for example from the DE 10 2006 031 675 A1 known.
  • the prefabricated turbulence inserts are usually inserted into the prefabricated flat tubes and suitably soldered to them.
  • This manufacturing process is relatively expensive. In particular, this is a multi-stage process in which the flat tubes must be taken several times in the hand, which brings high costs.
  • the flat tubes together with the turbulence inserts from one piece.
  • a portion of a flat strip is first deformed, among other things by means of roll deformation continuously to an endless turbulence insert, wherein laterally next to the deformed portion, the flat strip is left smooth.
  • the smooth portions are folded and wound around the deformed portion, so that an endless flat tube is formed.
  • the endless flat tube is then welded longitudinally and cut to length.
  • the object of the invention is to provide a method and a device, by means of the flat tube (s) for heat exchangers, in particular for intercoolers, with an internal turbulence insert, easy, fast and inexpensive to produce.
  • object of the present invention is to provide a flat tube for heat exchangers, in particular for intercooler, with an internal turbulence insert, which is simple, quick and inexpensive to produce, has a high stability to pressure load from the outside and inside and has good heat exchanger properties.
  • Another object of the invention is to provide a heat exchanger, in particular a charge air cooler, with such flat tubes.
  • the heat exchanger 1 has a Einiasssammel considereder 2, spaced apart arranged Auslasssamme employer 3, a plurality of parallel and juxtaposed, spaced from each other flat tubes according to the invention 4, and preferably between the flat tubes 4 arranged and related to these lamellar or wave-like sheets 5, the To increase the heat exchange surface serve.
  • the flat tubes 4 are arranged between the two reservoirs 2, 3 and connect these fluidically with each other.
  • the inlet header 2 has an inlet opening for introducing the first medium to be cooled, in particular charge air, into the inlet header tank 2.
  • the outlet header 3 has an outlet opening for discharging the cooled first medium from the outlet header 3.
  • the heat exchanger 1 is therefore a countercurrent heat exchanger in which a first, liquid or gaseous medium to be cooled or heat flows from the inlet collecting container 2 in a flow direction 8 through the flat tubes 4 into the outlet collecting container 3 and thereby cooled becomes.
  • the cooling takes place by heat exchange with a second, cooling or heat-receiving, preferably gaseous, medium, for example air, which is in a countercurrent direction 9 between the Flat tubes 4, around the lamellar sheets 5 perpendicular to the flow direction 8 flows around and thereby absorbs heat.
  • An inventive flat tube 4 ( Fig. 2 ) has in each case a tube wall 10 with a tube wall outer surface 11 and a tube wall inner surface 12, and two mutually parallel and mutually parallel Rohrbreit confusewandept 13 and two mutually parallel and mutually parallel Rohrschmalodorwandept 14 through which the Rohrbreit confusewandept 13 merge into each other.
  • Both the tube wide side walls 13 and the two tube narrow side walls 14 are preferably planar or flat or plate-shaped, so that the flat tube 4 has a rectangular cross-section.
  • the tube narrow side walls 14 can also be rounded or half round, so that the flat tube 4 has a substantially flat oval cross section (not shown).
  • the tube wall 10 also defines a tube interior, which forms a parallel to a central tube longitudinal axis 15 extending flow channel 16 of the flat tube 4.
  • the flat tube 4 according to the invention has a tube center plane 17 which contains the tube longitudinal axis 15 and is arranged centrally between the two tube broad side walls 13 and parallel thereto.
  • the flat tube 4 is preferably formed symmetrically to the tube center plane 17.
  • the flat tube 4 has a tube longitudinal direction parallel to the tube longitudinal axis 15 18 and a tube width direction 19, which is perpendicular to the tube longitudinal direction 18 and parallel to the tube center plane 17 on.
  • the tube wall 10 is produced by roll deformation and is longitudinally closed, in particular by means of a parallel to the tube longitudinal direction 18 extending longitudinal weld 20, which will be discussed in more detail below.
  • the longitudinal weld seam 20 is expediently arranged on one of the two narrow side walls 14 and centrally in relation to the latter and extends parallel to the tube longitudinal axis 15.
  • abutting or abutting one another are present Pipe wall longitudinal edges or pipe wall butt edges 75 ( Fig. 6 ) of the tube wall 10 welded together.
  • the adjoining longitudinal tube wall edges 75 may, however, also be connected to one another in another way, for example glued or soldered together.
  • the flat tube 4 also has an inner, arranged in the flow channel 16 stabilization insert or turbulence insert 21, whose configuration will be discussed in more detail below.
  • the turbulence insert 21 is usually also referred to as turbulator or Fin.
  • the device 22 comprises a turbulence inlay prefabrication device 23, a tube wall material prefabrication device 24, an assembly device 25, a plurality of bending devices 26a, b, preferably a welding device 27 and a separating device 29.
  • the turbulence inlay prefabrication device 23 has a first storage device 30 for a first metallic endless flat strip material 31 for producing the turbulence insert 21, preferably one of the first storage device 30 in a horizontal conveying direction 32 downstream punching device 28, a deformation device 33 downstream of the punching device 28 in the conveying direction 32 and one of Deformation device 33 downstream first Abkant sensible 50.
  • the storage device 30 is, for example, a tape storage and has at least one supply roll 74, from which the advantageously one or both sides solder-plated, metallic first endless flat strip material 31 is substantially continuously unwound.
  • the first endless flat strip material 31 expediently has a wall thickness of 0.05 to 0.5 mm, preferably 0.1 to 0.2 mm.
  • the first endless flat strip material 31 is preferably made of aluminum and / or copper and / or steel. The leadership of the first endless flat strip material 31 is advantageously carried out so that the planar flat endless belt material 31 is aligned horizontally.
  • the storage device 30 preferably in a conventional manner in the conveying direction 32 of the supply roll 74 downstream of a plurality of dancing rollers (not shown), which are arranged one behind the other and vertically offset from each other in the conveying direction 32 and are independently movable in the vertical direction, so that they can clamp a variable length of the first ribbon material 31.
  • the dancing rollers the first flat strip material 31 is then conveyed on to the punching device 28.
  • the punching device 28 is used for punching out holes (not shown) from the first endless flat strip material 31.
  • the punching device 28 has at least two opposing punching rollers, between which the first flat strip material 31 is performed. In this case, one of the two punch rollers corresponding, protruding punch elements and the other punching roller has corresponding recesses into which the stamp elements can dip.
  • an embossing device (not shown) for introducing turbulence-generating embossments into the first flat strip material 31 is present.
  • the embossing device has, in a manner known per se, two opposing embossing rollers.
  • the first ribbon material 31 is then further promoted to the deformation device 33.
  • the deformation device 33 serves to deform or transform the first flat strip material 31 into a profiled endless profile sheet 35 having a predetermined cross-sectional profile (FIG. FIG. 4 ).
  • the deformation is expediently carried out by means of roll deformation, also referred to below as embossing.
  • the deformation device 33 has two vertically superimposed, rotatably mounted deformation rollers or embossing rollers 34a, 34b, whose axes of rotation aligned horizontally and perpendicular to the conveying direction 32 and which are arranged vertically aligned with each other.
  • the two embossing rollers 34a, 34b are also drivable in opposite directions of rotation and spaced from each other so that the first flat strip material 31, when it is performed between the two embossing rollers 34a, 34b, is embossed.
  • the two embossing rollers 34a, 34b each have outer, circumferential and substantially cylindrical embossing surfaces, which each have the positive or negative embossing shapes of the embossings to be introduced into the first flat strip material 31.
  • the embossing surface of the lower embossing roller 34b has positive, convex or protruding embossing shapes
  • the embossing surface of the upper embossing roller 34a has the corresponding negative, concave, ie inwardly curved embossing shapes.
  • the endless profile sheet 35 produced has a profiled sheet metal wall 43, two lateral profiled sheet longitudinal edges 36, a first profiled sheet broad side 44 and a second profiled sheet broadside 45 opposite the first profiled sheet broad side 44, a longitudinal extent in the conveying direction 32 and a transverse extent in a horizontal profiled sheet transverse direction 37 perpendicular to the conveying direction 32.
  • the first profile sheet broadside 44 is disposed above the second profile sheet broadside 45.
  • the endless profiled sheet 35 initially has a first outer undeformed, embossing-free, planar, plate-shaped section 38.
  • the first outer planar section 38 is expediently oriented horizontally.
  • a first deformed or profiled, in particular embossed, section 39 adjoins the first outer planar section 38.
  • At the first deformed Section 39 closes in profiled sheet transverse direction 37 seen a central undeformed, embossing-free, planar, plate-shaped portion 40 at.
  • the first profiled sheet broad side 44 and the second profiled sheet broad side 45 of the central planar section 40 are respectively coplanar with the first profiled sheet broad side 44 and the second profiled sheet broad side 45 of the first outer undeformed section 38.
  • a second outer undeformed, embossing-free, planar, plate-shaped section 42 adjoins the second deformed section 41 when viewed in profile sheet transverse direction 37.
  • the first profiled sheet broad side 44 and the second profiled sheet broad side 45 of the second outer planar section 42 are respectively coplanar with the first profiled sheet broad side 44 and second profiled sheet broad side 45 of the first outer undeformed section 38.
  • the two deformed sections 39, 41 each have a trapezoidal profile 46, as seen in cross-section. That is, the two deformed portions 39, 41 are formed in the manner of a trapezoidal sheet or a trapezoidal sheet.
  • the trapezoidal profile 46 and thus the deformed portions 39, 41 each have first and second, preferably horizontally extending, planar, plate-shaped parallel vertex walls 47, 48, the first vertex walls 47, seen in the vertical direction and in sectional sheet transverse direction 37, facing the second vertex walls 38 offset or spaced are arranged.
  • the first apex walls 47 are expediently arranged higher than the second apex walls 48.
  • first profiled sheet broad side 44 and the second profiled sheet broad side 45 of the second crest walls 48 are each coplanar with the first profiled sheet broad side 44 and the second profiled sheet broad side 45 of the planar sections 38, 40, 42.
  • first and second apex walls 47, 48 are arranged alternately in the transverse direction 37 of the profile.
  • plate-shaped Schenkeiwandungen 49 is in each case a first apex wall 47 with a second apex wall 48 connected.
  • a leg wall 49 with a first apex wall 47 encloses an angle ⁇ , where 90 ⁇ ⁇ 135 °.
  • the leg walls 49 and the apex walls 47, 48 and thus the trapezoidal profile 46 have a longitudinal extent in the conveying direction 32.
  • the endless profile sheet 35 is formed symmetrically to a central, parallel to the conveying direction 32 and perpendicular to the profile sheet transverse direction 37 extending profile sheet metal center plane 65.
  • the profile sheet center plane 65 intersects the endless profile sheet 35 in the central planar area 40.
  • one of the two planar areas 38, 42 adjoins each of the two deformed areas 39, 41.
  • first apex walls 47 in profile sheet transverse direction 37 is expediently smaller than the extension of the second apex walls 48.
  • the first apex walls 47 preferably have an extension in profile sheet transverse direction 37 of 1 to 5 mm.
  • the second crest walls 48 preferably have an extension in profile sheet transverse direction 37 of 1 to 5 mm.
  • the stamped holes or the turbulence-generating embossings are expediently introduced so that they are present in the leg walls 49 after deformation.
  • the two deformed sections 39, 41 each have, viewed in cross-section, a different wave profile, in particular a sinusoidal wave profile or a triangular profile or a rectangular profile.
  • the first Abkant beautiful 50 serves to bend or bending the Endlosprofilbleches 35 in the region of the two profiled sheet longitudinal edges 36, ie in the region of the two outer planar portions 38, 42.
  • the continuous profile sheet 35 is angled or bent by 90 °.
  • two lateral web walls 51 are formed, which are angled at 90 ° with respect to the profile sheet transverse direction 37 and are thus aligned vertically.
  • the two web walls 51 each have one of the two Pro Schobiechlteilskanten 36 at the end.
  • the folding is preferably done by roll deformation.
  • the first Abkant drove 50 two stacked Abkantrollen 82 a, 82 b on ( Fig. 8 ).
  • the upper Abkantrolle 82 a has a central, cylindrical lateral surface 83, with the upper Aban roll 82 a presses on the central planar portion 40.
  • the middle Maritel measurements 83 close on both sides, in turn, two cylindrical lateral surfaces 84, which have a smaller diameter than the central lateral surface 83 and which rest against the first apex walls 47.
  • An outer folding disk 85 each having a cylindrical lateral surface 85a, adjoins the two cylindrical lateral surfaces 84.
  • the diameter of the lateral surfaces 85a corresponds to the diameter of the central lateral surface 83.
  • the two lateral surfaces 85a press on the second outer planar portions 38,42 on it, however, a portion of the second outer planar portions 38,42 each protrudes beyond the outer lateral surfaces 85a.
  • the lower Abkantrolle 82b has a cylindrical outer surface 86, to each end of which an outer Abkantscale 87 connects with a cylindrical lateral surface 87a.
  • the two lateral surfaces 87a have a larger diameter than the central lateral surface 86.
  • the central jacket surface 86 abuts the second apex walls 48 and a portion of the outer planar portions 38, 42.
  • the tube wall material prefabrication device 24 is arranged parallel to the turbulence pre-fabrication device 23, in particular below it.
  • the pipe wall material prefabrication device 24 has a second storage device 52 for a second metallic endless flat strip material 53 for producing the tube wall 10 of the flat tubes 4, and preferably one of the second storage device 52 in the conveying direction 32 downstream second Abkant gear 54 on.
  • the second storage device 52 is also, for example, a tape storage and has at least one supply roll 55, from which the suitably one or both sides solder-plated, metallic second endless flat strip material 53 is substantially continuously unwound.
  • the second continuous-filament strip material 53 expediently has a wall thickness corresponding to the desired wall thickness of the tube wall 10 of the flat tube 4 to be produced of 0.2 to 0.8 mm, preferably 0.25 to 0.35 mm.
  • the second endless flat belt material 53 preferably consists of aluminum and / or copper and / or steel, wherein it does not have to consist of the same material as the first endless flat belt material 31.
  • the second endless flat strip material 53 has two longitudinal band edges 56 extending parallel to the conveying direction 32, and one, preferably horizontal, first, flat band width side 60 and one, preferably horizontal, second planar band width side 61.
  • the first bandwidth page 60 is preferably arranged above the second bandwidth page 61.
  • the guide of the second endless flat strip material 53 is thus also expediently likewise such that the plate-shaped endless flat strip material 53 is aligned horizontally.
  • the first and second endless belt webbing 31, 53 are both horizontally aligned and aligned in the vertical direction.
  • the second storage device 52 preferably also has a plurality of dancing rollers (not shown) arranged downstream of each other in the conveying direction 32 of the supply roll 55, which are each arranged offset one behind the other in the conveying direction 32 and are movable independently of one another in the vertical direction that they can clamp a variable length of the second ribbon material 53. From the dancing rollers, the second flat strip material 53 is then conveyed on to the second bending device 54.
  • the second Abkant driving 54 is used for folding or bending or bending of the second endless flat strip material 53 in the region of the two band longitudinal edges 56.
  • the second endless flat strip material 53 is angled by 90 °. That is, there are two lateral web walls 57 ( FIG. 5 ) are formed, which are angled upward by 90 ° with respect to a horizontal transverse tape direction 58 and are thus vertically aligned.
  • the two web walls 57 each have one of the two band longitudinal edges 56 at the ends.
  • the second Abkant driving 54 analogous to the first Abkant immunity 50 has an upper and lower Abkantrolle.
  • the lower Abkantrolle is analogous to the lower Abkantrolle 82 a of the first Abkant driving 50 constructed.
  • the upper Abkantrolle expediently has a continuous cylindrical surface.
  • the merging device 25 serves to bring together the folded-over continuous profile sheet 35 and the folded-over second endless flat strip material 53 such that one of the two profile sheet broad sides 44, 45 rests against one of the two broadband sides 60, 61.
  • the endless profile sheet 35 and the second endless flat strip material 53 are thus placed on each other on the wide side.
  • the merging device 25 is disposed downstream of the two Abkant Anlagenen 50,54 in the conveying direction 32.
  • the merging device 25 has a plurality of deflection and guide rollers 59 for deflecting and for bringing together the endless profile sheet 35 and the second endless flat strip material 53.
  • the endless profile sheet 35 and the second endless flat belt material 53 are brought together so that the endless profile sheet 35 is inserted into the second endless flat belt material 53 and placed thereon. That is, so that the second profile sheet broadside 45 rests on the first broadband side 60 and the two web walls 51 of the endless profile sheet 35 rest against the inside of the two web walls 57 of the second flat strip material 53.
  • the endless profile sheet 35 is thus received after the merge laterally form-fitting in the second flat strip material 53. In particular, it is in profile sheet or strip transverse direction immovable 37,58 arranged and guided in the second flat strip material 53.
  • the second endless flat strip material 53 is bent around the axes parallel to the conveying direction 32 by means of the bending devices 26a, b so that the longitudinally slotted tube wall 10 of the flat tube 4 to be produced is formed.
  • the tube wall 10 consequently has the two tube broad side walls 13 and the two narrow tube side walls 14 and expediently a rectangular cross section.
  • the endless flat strip material 53 is bent around bending axes parallel to the conveying direction 32 such that the two longitudinal band edges abut one another and form two mutually opposite longitudinal tube wall edges 75.
  • the second endless flat strip material 53 is bent so that the two web walls 57 are arranged opposite one another and form one of the two narrow pipe side walls 14.
  • the bending regions or bending edges or bending edges are equally spaced from the strip center plane 76.
  • the continuous profiled sheet 35 is bent simultaneously with the second endless flat strip material 53 by means of the bending devices 26a, b in such a way around the conveying direction 32 axes that it forms a flat tubular, longitudinally slotted Endrolsturbulezeinlage 66 whose cross-sectional profile corresponds to the cross-sectional profile of the turbulence insert 21 of the flat tube 4 to be produced. That is, the endless profile sheet 35 is bent to the tubular Endurbsturbulezeinlage 66, wherein the Endrosturbulenzeinlage 66 of the from the second endless flat strip material 53 formed tube wall 10 is enclosed or wrapped. The endless profiled sheet 35 is bent so that the two profiled sheet longitudinal edges 36 abut one another and form longitudinal insert edges 77 (FIG.
  • the endless profile sheet 35 is bent so that the two web walls 51 are arranged opposite one another and are expediently oriented horizontally.
  • the endless profile sheet 35 on both sides of the profile sheet center plane 65 in the central planar section 40 in each case by 90 °, in particular upwards, angled.
  • the buckling areas or bending edges or bending edges are equally spaced from the profile sheet metal center plane 65.
  • the two deformed portions 39,41 are folded on each other, so that the first apex walls 47 of the first deformed portion 39 and the first apex walls 47 of the second deformed portion 41 facing each other in pairs, in particular in pairs and the second crest walls 48 of the first deformed portion 39 and the second crests 48 of the second deformed portion 41 are also opposed in pairs, but spaced from each other.
  • the Endlosturbulenzeinlage 66 formed by bending the Endlosprofilbleches 35 and consequently also the turbulence insert 21 of the flat tube 4 to be produced each have a circumferential, longitudinally slotted Einlagenwandung 67.
  • the Einlagenwandung 67 has two opposing, preferably planar, Einlagenschmaltimewandungen 68 and two opposing profiled Einlagenbreit confusewandungen 69 on.
  • the Einlagenbreit confusewandungen 69 have an extension direction parallel to the Rohrbreit confusewandept 13 and parallel to the tube width direction 19.
  • One of the two narrow side walls 68 is formed by the two opposing web walls 51, the other is formed by the non-angled portion of the central planar portion 40.
  • the Einlagenschmal spendwandept 68 lie on the inside of the pipe narrow side walls 14, so are parallel to these.
  • the Einlagenbreit contextwandept 69 are mainly formed by the two deformed portions 39,41.
  • the two Einlagenbreit contextwandept 69 each mutually parallel first and second apex walls 47,48, and the leg walls 49 and thus also each a trapezoidal profile.
  • the first apex walls 47 of a Einlagenbreitifdungdung 69 are seen in the tube height direction 70 and in the tube width direction 19 seen offset from the second apex walls 48 or spaced.
  • the first and second apex walls 47, 48 of an insert wide side wall 69, viewed in the tube width direction 19, are arranged alternately.
  • the first and second vertex walls 47, 48 of an insert broad side wall 69 extend in the tube width direction 19 and in the tube longitudinal direction 18 or are parallel to the tube center plane 17.
  • first apex walls 47 of one Einlagenbreitratewandung 69 and the first Scheitelwandungeri 47 of the other Einlagenbreitratewandung 69 in a direction of the pipe width direction 19 and the pipe longitudinal axis 15 vertical pipe height direction 70 seen in pairs opposite.
  • first apex walls 47 lie flat against one another in pairs.
  • the first Schweitelwandept 47 thus preferably meet in the tube center plane 17.
  • the first apex walls 47 Einlagenbreitratewandung 69 to the first apex walls 47 of the other Einlagenbreitlicatewandung 69 preferably parallel.
  • the second apex walls 48 of one Einlagenbreitratewandung 69 and the second crest walls 48 of the other Einlagenbreittimewandung 69 are in pipe height direction 70 seen in pairs opposite, but they are spaced apart in the tube height direction 70, so do not protrude into the flow channel 16 to the tube center plane 17.
  • the second crest walls 48 of a Einlagenbreittimewandung 69 to the second crest walls 48 of the other Einlagenbreititatewandung 69 are preferably parallel.
  • the second apex walls 48 are in each case flat against the pipe wall inner surface 12 of the tube wall 10 of the endless flat tube 62 at.
  • the second vertex walls 48 are thus supported on the pipe wall 10, in particular on the pipe wall inner surface 12.
  • a Einlagenbreitratewandung 69 extends in the tube height direction 70 seen so preferably only on one side of the tube center plane 17 and from a Rohrbreitratewandung 13 to the tube center plane 17 out.
  • the Endlosturbulenzeinlage 66 has a honeycomb-shaped structure or a honeycomb profile.
  • the endless turbulence insert 66 has a plurality of first flow chambers 71, which are arranged adjacent to each other in the tube transverse direction 70 and each have a hexagonal, in particular a regular or regular hexagonal cross section which is delimited by two opposite second apex walls 48 and the adjoining four leg walls 49.
  • the first flow chambers 71 also have a longitudinal extent in the direction of the tube longitudinal direction 18. The extent of the first flow chambers 71 in the tube height direction 70 corresponds to the tube height, so that the honeycomb-shaped structure is formed in a single row.
  • each second flow chamber 72 is formed between each two first flow chambers 71, which are each delimited by a first apex wall 47, the tube wall 10 and the two adjoining the first apex wall 47 two leg walls 49.
  • the second flow chambers 72 each have a trapezoidal cross-section and also a longitudinal extent in the direction of the tube longitudinal direction 18.
  • two arranged between each two first flow chambers 71 second flow chambers 72 are arranged seen in the tube height direction 70 in pairs one above the other.
  • third flow chambers 73 arranged on the narrow side of the tube or on the edge or end, each of which has one of the two narrow side walls 68, two half second walls 48 and two leg walls 49 are limited.
  • the third flow chambers 73 thus have a cross section of a bisected hexagon.
  • the bending devices 26a, b serve for bending, in particular by means of roll deformation of the second endless flat strip material 53 together with the endless profile sheet 35 to the long-side slit endless flat tube 62 (described above). Fig. 6 ).
  • the first bending devices 26a of the device 22 according to the invention each have a lower and an upper forming or bending roller 63a, 63b (FIG. Fig.
  • bending rolls 63a, 63b which are respectively arranged above and below the second flat strip material 53 and the endless profile sheet 35 inserted therein, wherein axes of rotation of the bending rolls 63a, 63b are aligned parallel to the axes of rotation of the embossing rolls 34a, 34b and to each other in a vertical direction.
  • the two bending rollers 63a, 63b are drivable with respect to each other in opposite directions of rotation, wherein the upper bending rollers 63a the same direction of rotation as the upper embossing roller 34a and the lower bending rollers 63b have the same direction of rotation as the lower embossing roller 34b.
  • the upper bending rollers 63a preferably have a central, cylindrical lateral surface 78 and two adjacent conical lateral surfaces 79 tapering away from the central lateral surface 78.
  • the extension of the central lateral surface 78 in the direction of the axis of rotation of the respective bending roller 63a corresponds to the extension of a pipe narrow side wall 14 of the endless flat tube 62 to be produced in the tube height direction 70.
  • the lower bending rollers 63b each have a central, cylindrical lateral surface 80 and two adjacent conical, extending from the Central jacket surface 80 away widening lateral surfaces 81.
  • the upper and lower bending rollers 63a, 63b have a positive / negative shape with respect to each other.
  • the central lateral surface 80 of a lower bending roller 63b abuts against the second broadband side 61 or presses on it. moreover The two conical lateral surfaces 81 also abut on the second bandwidth side 61.
  • the central lateral surface 78 of an upper bending roller 63 a is supported on the central, planar section 40 and presses on it.
  • the two conical lateral surfaces 79 abut against the second apex walls 48.
  • the deformed portions 39, 41 are bent toward each other and onto the upper bending rollers 63 a ( Fig. 6 ).
  • the degree of expansion of the lower conical lateral surfaces 81 to each subsequent bending device 26 toward something and the degree of taper of the upper conical lateral surfaces 79 also increases.
  • the second flat strip material 53 and the endless profile sheet 35 are bent as long as an upper bending roll 63a still has space between the deformed sections 39,41, ie the pipe wall 10 is not yet completely closed.
  • the second ribbon material 53 and the endless profile sheet 35 are further bent and deformed by the second bending means 26b until they have the desired cross-sectional shape.
  • the second bending devices 26b are thus arranged downstream of the first bending devices 26a in the conveying direction 32.
  • the second bending devices 26b each only have only lower bending rollers 63b, in which the conicity of the conical lateral surfaces 81 increases successively until the lateral lateral surfaces 81 are perpendicular to the central lateral surface 80.
  • the opposing longitudinal tube wall edges 75 are continuously welded together in a manner known per se, so that a closed, prefabricated endless flat tube 62 is produced.
  • the two pipe wall longitudinal edges 75 For example, by means of pressure rollers which act on the two pipe broad side walls 13, pressed against each other and the material heated in the region of the tube wall longitudinal edges 75 so that it welded together to form the longitudinal weld 20.
  • the welding takes place by means of induction welding.
  • the two longitudinal tube wall edges 75, but also simultaneously the two longitudinal insert edges 77 are welded together in the welding device 27. That is, by squeezing the two longitudinal tube wall edges 75 and the two Einlaglijnskanten 77 are pressed against each other and the material heated in the region of the longitudinal insert edges 77 so that it is welded together.
  • only one weld, namely the longitudinal weld 20 is formed, so that in addition the tube wall 10 and the Endlosturbulenzeinlage 66 are welded together via the longitudinal weld 20, so that the tube wall 10 and the Endlosturbulenzeinlage 66 are firmly connected.
  • insert longitudinal edges 77 can only be soldered together due to the heat during welding of the tube wall longitudinal edges 75.
  • flux is expediently present, which, preferably on the inside, is present on the insert longitudinal edges 77.
  • the flat tube 4 in the region of the two longitudinal tube wall edges 75 can also be connected by means of a fold connection known per se or otherwise longitudinally.
  • any other type of connecting device e.g. a soldering device or an adhesive device may be provided.
  • the separating device 29 of the device 22 expediently has a knife (not shown) for cutting the endless flat tube 62 along a preferably vertical dividing line so that the endless flat tube 62 is separated into individual flat tubes 4 of the desired tube length.
  • the knife is pivoted or rotated, for example, about a horizontal, parallel to the conveying direction 32 axis for separation.
  • the knife can likewise be moved in the conveying direction 32 during the cutting process in a manner known per se ("flying knife").
  • the knife is immovable in the conveying direction 32 ("standing knife"), wherein the movement of the endless flat tube 62 by a correspondingly chamfered in the conveying direction 32, the movement of the endless flat tube 62 balancing shape of the knife or by a corresponding inclination of the Messers is compensated.
  • the cut flat tubes 4 are then preferably soldered in a soldering oven. Because of the preferably double-sided solder plating of the first and second endless flat strip material 31, 53, the first top walls 47 lying in pairs are soldered together and the second top walls 48 are soldered to the pipe wall inner surface 12. This results in a solid composite of turbulence insert 21 and tube wall 10th
  • the flat tube 4 according to the invention including the turbulence insert 21, is produced continuously or on-line.
  • the flat tube 4 can be produced quickly and inexpensively.
  • the endless turbulence insert 66 and the tube wall 10 are firmly joined together when welded together, the endless turbulence insert 66 within the tube wall 10 can no longer slip.
  • the endless flat tube 62 can be easily separated in the separating device 29.
  • the produced flat tubes 4 can be easily cut by hand at a later date by means of a saw, without that they were previously in the brazing furnace.
  • both the positive arrangement of the turbulence insert 21 within the tube wall 10 and the flat tube shape of the turbulence insert 21 have the advantage that the turbulence insert 21 supports the tube wall 10, so that the stability of the flat tube 4 according to the invention, in particular the compressive strength under pressure on the Rohrbreitumblewandept 13 is significantly increased.
  • the bursting strength is improved, in particular when the turbulence insert 21 is longitudinally closed, in particular welded. If the turbulence insert 21 is soldered over a large area to the tube wall 10, the strength increases even further. Due to the profiled broadsides 44,45 and the formation of the flow chambers 71,71,73 also the heat exchange is improved.
  • the honeycomb structure of the turbulence insert 21 further improves the stability of the flat tube 4. Because the pairs abutting each other first vertex walls 47 are based flat against each other in the middle of the pipe. As a result, the Einlagenbreitumblewandungen 69 are based on each other in the tube height direction 70 from. In addition, the second apex walls 48 are supported flat on the tube wall 10. Thus, high pressure forces can be absorbed at external pressure. The oblique leg walls 49 ensure optimum power transmission.
  • the stability of the flat tube 4 increases further.
  • the leg walls 49 are firmly clamped at both ends.
  • the leg walls 49 have seen a smaller extent perpendicular to the tube longitudinal direction 18 than conventional wave-Fins whose leg walls extend over the entire height of the tube, from a Rohrbreittimewandung to the other. Because the leg walls 49 preferably only extend over half of the pipe height. For this reason too, the leg walls 49 are less prone to buckling from the outside when pressure is applied.
  • the turbulence inserts 21 act as tie rods, so that the flat tubes 4 withstand high internal pressures.
  • the wall thickness of the turbulence insert 21 can be very small. Preferably, it is 0.05 to 0.5 mm, preferably 0.1 to 0.2 mm. This saves material on the one hand. On the other hand, reduces the surface of the apex walls 47,48 and the leg walls 49, to which the heat exchanger medium flowing through the flat tube 4 impinges upon entry into the flat tube 4. Thus, the pressure losses are significantly reduced.
  • the endless profile sheet 35 is suitably bent in each case so that the first apex walls or vertices of the two opposite Einlagenbreitrisewandungen 69 come to lie in pairs on each other to ensure the described supporting effect.
  • the two Einlagenbreitrisewandungen 69 are therefore based in the tube height direction 70 preferably at several points together.
  • first flow chambers are formed in an analogous manner as in the trapezoidal profile, which are each bounded by the pairwise opposite second crest walls or crests of the two opposite Einlagenbreitrisewandungen 69 and adjoining the two second crest walls or vertices four leg walls.
  • the second flow chambers are also delimited in an analogous manner as in the case of the trapezoidal profile of the first apex walls or vertices, the two leg walls adjoining the first apex walls or vertexes and the tube wall 10.
  • trapezoidal profile 46 is the resulting honeycomb structure when bending and flipping the deformed portions 39, 41.
  • small deformation tolerances are harmless, since a small offset of the superimposed first apex walls 47 in the tube width direction 19 relative to each other harmless, because there is still enough contact surface available.
  • the flat tubes 4 according to the invention in particular due to the honeycomb shape of the turbulence insert 21 designed very low.
  • For the first apex walls 47 are preferably in the region of the tube center each other. Thus, areas with double wall thickness are formed there.
  • the region of the center of the pipe is the region in which the temperature of the flow medium flowing through the flat tube 4 is highest, that is to say that most of the heat has to be dissipated. Since the heat conduction in the flat tube 4 largely takes place via the insert wall 67 of the turbulence insert, the heat dissipation is optimized by the double wall thickness in the region of the tube center.
  • first endless flat strip material 31 and the second endless flat strip material 53 are pulled off from a common storage device, in particular from a common supply roll. Subsequently, the two endless flat belt materials 31,53 diverge, wherein the first endless flat belt material 31 is deformed as described above, optionally punched and folded over. The second endosseous ribbon 53 is also folded over. Subsequently, the merge is carried out as described above. That the endless flat belt materials 31, 53 and the endless profile sheet 35 are always sufficiently tensioned is determined by means known per se, e.g. dancing roles guaranteed.
  • the turbulence insert 21 can also consist of two superimposed individual, profiled individual sheets, which are arranged so that they are supported against each other and preferably on the tube wall 10 and preferably form the honeycomb-shaped structure described above. The two individual sheets then each form a Einlagenbreitroughwandung 69.
  • the production of such a flat tube 4 is made e.g. by inserting the two individual sheets in the prefabricated flat tube. Conveniently, the individual sheets are soldered together at the contact points.
  • the two Einlagbreit togetherwandept 69 of the turbulence insert 21 abutting each other need not be similarly profiled, but may, for example, also have different wave profiles or similar wave profiles with different dimensions.
  • the turbulence insert 21 can also be slotted along the longitudinal side such that the longitudinal insert edges 77 do not abut one another but are spaced apart from one another.
  • the Endiosprofilblech 35 is not folded over during manufacture in the profile sheet longitudinal edges 36.
  • the Endiosturbulenzeinlage 66 or the later turbulence insert 21 produced from this endless profile sheet 35 then has only one Einlagschmaltimewandung 68.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Geometry (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)

Claims (28)

  1. Tube plat (4) pour échangeur thermique, comportant un axe longitudinal (15) médian et une paroi tubulaire (10) qui comporte deux grandes parois latérales (13) face à face et deux petites parois latérales (14) face à face, par l'intermédiaire desquelles les grandes parois latérales (13) sont reliées l'une à l'autre, et comportant un insert de turbulences (21) agencé à l'intérieur de la paroi tubulaire (10),
    l'insert de turbulences (21) comportant deux grandes parois latérales (69) profilées face à face, qui prennent appui l'une sur l'autre par zones,
    dans lequel les deux grandes parois latérales (69) de l'insert comportent chacune un profil ondulé par référence à une coupe transversale, les deux grandes parois latérales (69) de l'insert comportant respectivement des premières et des deuxièmes parois frontales (47, 48), dans lequel, vu dans un sens large (19) du tube, perpendiculairement à l'axe longitudinal (15) du tube, et dans un sens en hauteur (70) du tube, dans l'axe longitudinal (15) du tube, perpendiculairement au sens large (19) du tube, les premières parois frontales (47) sont disposées en étant décalées par rapport aux deuxièmes parois frontales (48) et, vu dans le sens large (19) du tube, les premières et deuxièmes parois frontales (47, 48) sont disposées en alternance, et respectivement une première paroi frontale (47) est reliée à une deuxième paroi frontale par l'intermédiaire d'une paroi transversale (49), de préférence inclinée,
    caractérisé en ce que
    les parois frontales (47, 48) et les parois transversales (49) ont une dimension longitudinale dans un sens longitudinal (18) du tube parallèle à l'axe longitudinal (15) du tube, dans lequel
    vu dans le sens en hauteur (70) du tube, les premières parois frontales (47) de l'une des grandes parois latérales (69) de l'insert et les premières parois frontales (47) de l'autre grande paroi latérale (69) de l'insert sont disposées par paires les unes en face des autres et sont en appui par paires les unes contre les autres,
    dans lequel, vu dans le sens en hauteur (70) du tube, les deuxièmes parois frontales (48) de l'une des grandes parois latérales (69) de l'insert et les deuxièmes parois frontales (48) de l'autre grande paroi latérale (69) de l'insert sont disposées par paires les unes en face des autres et sont situées à distance les unes des autres dans le sens en hauteur (70) du tube, les deuxièmes parois frontales (48) étant en appui contre une surface intérieure (12) de la paroi tubulaire (10) du tube plat (4).
  2. Tube plat (4) selon la revendication 1, caractérisé en ce que l'insert de turbulences (21) est réalisé en forme de tube plat et comporte une paroi (67) avec les deux grandes parois latérales (69) profilées face à face et deux petites parois latérales (68) face à face, de préférence planes, par l'intermédiaire desquelles les grandes parois latérales (69) sont reliées entre elles, la paroi (67) de l'insert étant fendue de préférence sur le côté longitudinal.
  3. Tube plat (4) selon la revendication 2, caractérisé en ce que les petites parois latérales (68) de l'insert sont en appui à l'intérieur par conjugaison de forme contre les petites parois latérales (14) du tube.
  4. Tube plat (4) selon l'une quelconque des revendications précédentes 1 à 3, caractérisé en ce que les deux grandes parois latérales (69) de l'insert ont chacune, par référence à une coupe transversale, un profil trapézoïdal (46) ou un profil ondulé sinusoïdal ou un profil triangulaire ou un profil rectangulaire, les premières et deuxièmes parois frontales (47, 48), ainsi que les parois transversales (49) étant réalisées judicieusement de manière plane en forme de plaques, et les premières et deuxièmes parois frontales (47, 48) s'étendant de préférence parallèlement aux grandes parois latérales (13) du tube.
  5. Tube plat (4) selon la revendication 4, caractérisé en ce que les premières parois frontales (47) de l'une des grandes parois latérales (69) de l'insert et les premières parois frontales (47) de l'autre grande paroi latérale (69) de l'insert sont en appui plan par paires les unes contre les autres.
  6. Tube plat (4) selon la revendication 4 ou 5, caractérisé en ce que les deuxièmes parois frontales (48) sont en appui plan contre la face intérieure (12) de la paroi tubulaire (10) du tube plat (4).
  7. Tube plat (4) selon l'une quelconque des revendications précédentes, caractérisé en ce que l'insert de turbulences continu (66) comporte plusieurs premières chambres d'écoulement (71) adjacentes entre elles dans le sens transversal (70) du tube, lesquelles sont délimitées respectivement par deux deuxièmes parois frontales (48) face à face et les quatre parois transversales (49) adjacentes à ces dernières, et lesquelles ont une dimension longitudinale dans la direction du sens longitudinal (18) du tube.
  8. Tube plat (4) selon l'une quelconque des revendications 4 à 7, caractérisé en ce que l'insert de turbulences (21) comporte un profil en nids d'abeille.
  9. Tube plat (4) selon la revendication 8, caractérisé en ce que les premières chambres d'écoulement (71) ont chacune une section transversale hexagonale, en particulier une section transversale hexagonale uniforme ou régulière, la dimension des premières chambres d'écoulement (71) dans le sens en hauteur (70) du tube correspondant de préférence à la hauteur du tube, de telle sorte que la structure en nids d'abeille est réalisée sur un seul rang.
  10. Tube plat (4) selon l'une quelconque des revendications précédentes, caractérisé en ce que le tube plat (4) comporte plusieurs premières et deuxièmes chambres d'écoulement (71, 72) qui s'étendent dans le sens longitudinal (18) du tube, dans lequel respectivement deux deuxièmes chambres d'écoulement (72) sont disposées entre deux premières chambres d'écoulement (71), les deux deuxièmes chambres d'écoulement (72), disposées entre deux premières chambres d'écoulement (71), étant agencées l'une au-dessus de l'autre par référence au sens en hauteur (70) du tube.
  11. Tube plat (4) selon l'une quelconque des revendications précédentes, caractérisé en ce que la paroi tubulaire (10) est réalisée par roulage et est soudée de préférence sur le côté longitudinal par un joint de soudure longitudinal (20), et, de préférence, l'insert de turbulences (21) est également réalisé par roulage et est soudé sur le côté longitudinal par le joint de soudure longitudinal (20), de telle sorte que la paroi tubulaire (10) et l'insert de turbulences (21) sont soudés l'un à l'autre par l'intermédiaire du joint de soudure longitudinal (20).
  12. Échangeur thermique (1) caractérisé par des tubes plats (4) selon l'une des revendications précédentes.
  13. Procédé pour la fabrication continue de tubes plats (4) comportant des inserts de turbulences (21) situés à l'intérieur de ceux-ci, en particulier pour la fabrication de tubes plats (4) selon l'une quelconque des revendications 1 à 11, comportant l'étape suivante :
    a) mise à disposition d'une première bande plane continue (31) métallique, en particulier par l'acheminement en continu de la première bande plane continue (31) métallique hors d'un premier dispositif de stockage (30), ledit procédé est caractérisé par les étapes suivantes :
    b) déformation de la première bande plane continue (31), en particulier au moyen de deux rouleaux d'estampage (34a, 34b) tournant dans des sens de rotation opposés, entre lesquels la première bande plane continue (31) est guidée dans une direction de transport (32), pour obtenir une tôle à profil continu (35) profilée, comportant deux bords longitudinaux (36) latéraux et deux grandes faces (44, 45),
    c) mise à disposition d'une deuxième bande plane continue (53) comportant deux bords longitudinaux (56) latéraux et deux grandes faces (60, 61), en particulier par l'acheminement en continu de la deuxième bande plane continue (53) hors d'un deuxième dispositif de stockage (52),
    d) jonction de la tôle à profil continu (35) et de la deuxième bande plane continue (53), de telle sorte que celles-ci sont disposées l'une contre l'autre par les grandes faces,
    e) flexion en continu, de préférence par roulage, de la deuxième bande plane continue (53) conjointement avec la tôle à profil continu (35) pour obtenir un tube plat continu (62) avec une paroi tubulaire (10), fendue longitudinalement et munie de deux bords longitudinaux (75) face à face et deux grandes parois latérales (13) face à face, ainsi que deux petites parois latérales (14) face à face, par l'intermédiaire desquelles les deux grandes parois latérales (13) sont reliées entre elles, et un insert de turbulences continu (66), fendu longitudinalement et muni de deux bords longitudinaux ou bords à abouter (77), situés judicieusement face à face, la paroi tubulaire (10) entourant l'insert de turbulences continu (66), et l'insert de turbulences continu (66) comportant deux grandes parois latérales (69) profilées, situées face à face, qui prennent appui l'une sur l'autre par zones et sont en appui par zones contre respectivement l'une des deux grandes parois latérales (13) du tube,
    f) assemblage, en particulier soudage, des deux bords longitudinaux (75) de la paroi tubulaire et de préférence des deux bords longitudinaux (77) de l'insert les uns avec les autres,
    g) coupe à longueur du tube plat continu (62) en différents tubes plats (4).
  14. Procédé selon la revendication 13, caractérisé en ce que la tôle à profil continu (35), après la déformation et avant la jonction, est pliée respectivement sur 90° dans la zone de ses deux bords longitudinaux (36), et de préférence la deuxième bande plane continue (53), avant la jonction, est pliée respectivement sur 90° dans la zone de ses deux bords longitudinaux (56) latéraux, dans lequel, de manière judicieuse, lors du pliage de la tôle à profil continu (35) sont formées deux parois de bordure (51) latérales, qui sont pliées sur 90° par rapport à un sens transversal (37) de la tôle profilée et comportent chacune à l'extrémité l'un des deux bords longitudinaux (36) de la tôle profilée, et, de manière judicieuse, lors du pliage de la deuxième bande plane continue (53) sont formées des parois de bordure (57) latérales qui sont pliées sur 90° par rapport à un sens transversal (58) de la bande et comportent chacune à l'extrémité l'un des deux bords longitudinaux (56) de la bande.
  15. Procédé selon la revendication 13 ou 14, caractérisé en ce que l'on réalise une tôle à profil continu (35) qui, à partir d'un plan médian (65), comporte une zone centrale (40) plane, des zones déformées (39, 41), adjacentes à la zone centrale (40), et des zones extérieures (38, 42) planes, adjacentes à chacune des deux zones déformées (39, 41), dans lequel de manière judicieuse, la première bande plane continue (31) est formée de telle sorte que les deux zones déformées (39, 41) ont chacune, par référence à une coupe transversale, un profil ondulé, en particulier un profil trapézoïdal (46) ou un profil ondulé sinusoïdal ou un profil triangulaire ou un profil rectangulaire.
  16. Procédé selon la revendication 15, caractérisé en ce que la première bande plane continue (31) est formée de telle sorte que les zones déformées (39, 41) comportent respectivement des premières et des deuxièmes parois frontales (47, 48) planes, en forme de plaques et parallèles entre elles, dans lequel, vu dans le sens transversal (37) de la tôle profilée et dans une direction perpendiculaire au sens de transport (32) et au sens transversal (37) de la tôle profilée, les premières parois frontales (47) sont disposées en étant décalées par rapport aux deuxièmes parois frontales (48) et, vu dans le sens transversal (37) de la tôle profilée, les premières et deuxièmes parois frontales (47, 48) sont disposées en alternance, et dans lequel la première bande plane continue (31) est déformée judicieusement de telle sorte que respectivement une première paroi frontale (47) est reliée à une deuxième paroi frontale (48) par l'intermédiaire de parois transversales (49) en forme de plaques, inclinées, de préférence planes.
  17. Procédé selon l'une quelconque des revendications 14 à 16, caractérisé en ce qu'au moment de la jonction, la tôle à profil continu (35) est insérée dans la deuxième bande plane continue (53) et est posée sur celle-ci de telle sorte qu'une deuxième grande face (45) de la tôle profilée est posée sur une première grande face (60) de la bande, et de préférence les deux parois de bordure (51) de la tôle à profil continu (35) sont en appui à l'intérieur contre les deux parois de bordure (57) de la deuxième bande plane (53).
  18. Procédé selon l'une quelconque des revendications 13 à 17, caractérisé en ce que la deuxième bande plane continue (53) est pliée de telle sorte que la paroi tubulaire (10) fendue longitudinalement possède une section transversale rectangulaire et, de manière judicieuse, la deuxième bande plane continue (53) est pliée de telle sorte que les deux bords longitudinaux (56) de la bande sont aboutés l'un à l'autre et forment les deux bords longitudinaux (75) face à face de la paroi tubulaire, et de manière judicieuse les deux parois de bordure (57) sont disposées l'une en face de l'autre et forment l'une des deux petites parois latérales (14) du tube.
  19. Procédé selon la revendication 18, caractérisé en ce que la deuxième bande plane continue (53), de part et d'autre de son plan médian (76), perpendiculaire au sens transversal (58) de la bande, est pliée respectivement sur 90°, en particulier vers le haut, les zones de pliage étant situées à la même distance du plan médian (76) de la bande.
  20. Procédé selon l'une quelconque des revendications 13 à 19, caractérisé en ce que la tôle à profil continu (35) est pliée de telle sorte que les deux bords longitudinaux (36) de la tôle profilée sont aboutés l'un à l'autre et forment les bords longitudinaux (77) de l'insert.
  21. Procédé selon l'une quelconque des revendications 14 à 20, caractérisé en ce que la tôle à profil continu (35) est pliée de telle sorte que les deux parois de bordure (51) sont disposées face à face et, judicieusement, sont orientées horizontalement.
  22. Procédé selon l'une quelconque des revendications 15 à 21, caractérisé en ce que la tôle à profil continu (35), de part et d'autre de son plan médian (65) dans sa zone centrale (40) plane, est pliée respectivement sur 90°, en particulier vers le haut, les zones de pliage étant situées à la même distance du plan médian (65) de la tôle profilée.
  23. Procédé selon l'une quelconque des revendications 15 à 22, caractérisé en ce qu'au moment de la flexion, les deux zones déformées (39, 41) sont rabattues l'une sur l'autre, en particulier de telle sorte que les premières parois frontales (47) de la première zone déformée (39) et les premières parois frontales (47) de la deuxième zone déformée (39) sont disposées par paires face à face, en particulier sont en appui par paires les unes contre les autres, et les deuxièmes parois frontales (48) de la première zone déformée (39) et les deuxièmes parois frontales (48) de la deuxième zone déformée (39) sont également disposées par paires face à face, mais sont situées à distance les unes des autres.
  24. Procédé selon l'une quelconque des revendications 13 à 23, caractérisé en ce que les deux bords longitudinaux (75) de la paroi tubulaire et les deux bords longitudinaux (77) de l'insert sont soudés entre eux par la formation d'un joint de soudure longitudinal (20), de telle sorte que la paroi tubulaire (10) et l'insert de turbulences continu (66) sont soudés l'un à l'autre par l'intermédiaire du joint de soudure longitudinal (20).
  25. Procédé selon l'une quelconque des revendications 13 à 24, caractérisé en ce que les bords longitudinaux (77) de l'insert sont brasés l'un à l'autre sous l'effet thermique généré lors du soudage des bords longitudinaux (75) de la paroi tubulaire.
  26. Procédé selon l'une quelconque des revendications 13 à 25, caractérisé en ce que sous l'effet thermique, l'insert de turbulences continu (66) est brasé par zones avec la paroi tubulaire (10) au moment du soudage.
  27. Dispositif (22) pour la fabrication continue de tubes plats (4) comportant des inserts de turbulences (21) situés à l'intérieur de ceux-ci, selon l'une des revendications 1 à 11 et selon le procédé selon l'une des revendications 13 à 26, caractérisé par
    a) un dispositif de fabrication préliminaire (23) d'inserts de turbulences avec un dispositif de formage (33) muni de moyens pour la déformation d'une première bande plane continue (31) métallique pour obtenir une tôle à profil continu (35) profilée, comportant deux bords longitudinaux (36) latéraux et deux grandes faces (44, 45),
    b) des moyens pour la mise à disposition d'une deuxième bande plane continue (53) comportant deux bords longitudinaux (56) latéraux et deux grandes faces (60, 61),
    c) un dispositif de jonction (25) avec des moyens pour la jonction de la tôle à profil continu (35) et de la deuxième bande plane continue (53), de telle sorte que celles-ci sont disposées l'une contre l'autre par les grandes faces,
    d) plusieurs dispositifs de flexion (26a, 26b), disposés les uns derrière les autres par rapport à un sens de transport (32) et destinés au pliage en continu, de préférence par roulage, de la deuxième bande plane continue (53) conjointement avec la tôle à profil continu (35) pour obtenir un tube plat continu (62) avec une paroi tubulaire (10), fendue longitudinalement et munie de deux bords longitudinaux (75) face à face, et un insert de turbulences continu (66), fendu longitudinalement et muni de deux bords longitudinaux ou bords à abouter (37), de préférence face à face, la paroi tubulaire (10) entourant l'insert de turbulences continu (66),
    e) un dispositif d'assemblage, en particulier un dispositif de soudage (27) pour l'assemblage des deux bords longitudinaux (75) de la paroi tubulaire et de préférence des deux bords longitudinaux (77) de l' insert les uns avec les autres,
    f) et un dispositif de coupe (29) pour couper le tube plat continu (62) en différents tubes plats (4).
  28. Dispositif selon la revendication 27, caractérisé en ce que le dispositif de formage (33) comporte deux rouleaux d'estampage (34a, 34b), montés rotatifs l'un au-dessus de l'autre dans la direction verticale, pour l'estampage d'une première bande plane continue (31) métallique.
EP09180417A 2009-11-17 2009-12-22 Tuyau plat doté d'un dépôt de turbulence pour un échangeur thermique, échangeur thermique doté de tels tuyaux plats, ainsi que procédé et dispositif de fabrication d'un tel tuyau plat Not-in-force EP2322297B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102009053579A DE102009053579A1 (de) 2009-11-17 2009-11-17 Flachrohr mit Turbulenzeinlage für einen Wärmetauscher, Wärmetauscher mit derartigen Flachrohren, sowie Verfahren und Vorrichtung zur Herstellung eines derartigen Flachrohres

Publications (2)

Publication Number Publication Date
EP2322297A1 EP2322297A1 (fr) 2011-05-18
EP2322297B1 true EP2322297B1 (fr) 2011-11-09

Family

ID=42045213

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09180417A Not-in-force EP2322297B1 (fr) 2009-11-17 2009-12-22 Tuyau plat doté d'un dépôt de turbulence pour un échangeur thermique, échangeur thermique doté de tels tuyaux plats, ainsi que procédé et dispositif de fabrication d'un tel tuyau plat

Country Status (5)

Country Link
US (1) US20110114299A1 (fr)
EP (1) EP2322297B1 (fr)
AT (1) ATE532589T1 (fr)
DE (2) DE102009053579A1 (fr)
WO (1) WO2011060838A1 (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010039062A1 (de) * 2010-08-09 2012-02-09 Behr Gmbh & Co. Kg Verfahren zur Herstellung eines Wärmeübertragungsrohres für einen Wärmetauscher, insbesondere eines Kraftfahrzeuges
DE102011009825A1 (de) 2011-01-31 2012-08-02 Arup Alu-Rohr Und Profil Gmbh Flachrohr mit Turbolenzeinlage für einen Wärmetauscher, Wärmetauscher mit derartigen Flachrohren, sowie Verfahren und Vorrichtung zur Herstellung eines derartigen Flachrohres
DE102011013244A1 (de) 2011-03-07 2012-09-13 Arup Alu-Rohr Und Profil Gmbh Turbulenzeinlage für flache Wärmetauscherrohre, Flachrohr für einen Wärmetauscher mit einer derartigen Turbulenzeinlage, Wärmetauscher mit derartigen Flachrohren, sowie Verfahren und Vorrichtung zur Herstellung eines derartigen Flachrohres
DE102011051935A1 (de) * 2011-07-19 2013-01-24 Benteler Automobiltechnik Gmbh Verfahren zur Herstellung eines Wärmetauschers und Wärmetauscher
JP5803737B2 (ja) * 2012-02-27 2015-11-04 トヨタ自動車株式会社 扁平パイプの製造方法
CN102636073B (zh) * 2012-04-20 2013-07-24 南京航空航天大学 一种可以产生纵向涡的换热元件及其元件对
EP2662486A1 (fr) * 2012-05-08 2013-11-13 Electrolux Home Products Corporation N.V. Sèche-linge
DE102013012651A1 (de) 2013-07-30 2015-02-05 Arup Alu-Rohr Und Profil Gmbh Schneideinrichtung und Verfahren zum Längsschneiden eines endlosen Metallstreifens sowie Vorrichtung und Verfahren zur Herstellung von längsseitig verbundenen Rohren mit bzw. unter Verwendung einer derartigen Schneideeinrichtung
WO2015057900A1 (fr) * 2013-10-15 2015-04-23 Luvata Franklin, Inc. Caloduc plat et son procédé de fabrication
WO2017136707A1 (fr) 2016-02-03 2017-08-10 Modine Manufacturing Company Échangeur de chaleur à plaques permettant le refroidissement de batterie, et ensemble de plaques
DE102016215265A1 (de) * 2016-08-16 2018-02-22 Mahle International Gmbh Herstellungsverfahren eines Wärmeübertragerrohres
KR102371237B1 (ko) * 2017-05-11 2022-03-04 현대자동차 주식회사 수냉식 이지알 쿨러, 및 이의 제조방법
KR101884364B1 (ko) * 2018-02-28 2018-08-01 보 현 이 엠보싱 금속 파이프 제조에 사용되는 상호 맞물림 구조의 음양각 엠보싱 금형 롤러
WO2020169411A1 (fr) * 2019-02-18 2020-08-27 Tata Steel Nederland Technology B.V. Section de tube pour système de transport de tube sous vide
CN112845941B (zh) * 2020-12-31 2024-09-10 深圳市嘉和达管业有限公司 一种外带加固片的油冷器管的制作设备
CN114508954A (zh) * 2022-01-28 2022-05-17 广东美的暖通设备有限公司 换热器

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR940010978B1 (ko) * 1988-08-12 1994-11-21 갈소니꾸 가부시끼가이샤 멀티플로우형의 열교환기
US5105540A (en) * 1988-09-30 1992-04-21 Ford Motor Company Tube method of making a composite heat exchanger tube
US5271151A (en) * 1990-04-23 1993-12-21 Wallis Bernard J Method of making a high pressure condenser
WO1995005571A2 (fr) * 1993-08-04 1995-02-23 Insilco Corporation, Thermal Components Division Tube de radiateur, procede et dispositif de fabrication
US5456006A (en) * 1994-09-02 1995-10-10 Ford Motor Company Method for making a heat exchanger tube
KR100217515B1 (ko) * 1994-09-30 1999-09-01 오타 유다카 적층형 열교환기의 열교환용 도관 및 그 제조방법
EP1541953B1 (fr) * 2002-07-09 2007-04-25 Zexel Valeo Climate Control Corporation Tube destine a un echangeur thermique
JPWO2004074757A1 (ja) * 2003-02-19 2006-06-01 株式会社ヴァレオサーマルシステムズ 熱交換器
DE102005013777A1 (de) * 2005-03-22 2006-09-28 Behr Gmbh & Co. Kg Rohr für einen Wärmetauscher
DE102006031675A1 (de) 2006-07-08 2008-01-10 Behr Gmbh & Co. Kg Verfahren zur Herstellung eines Turbulenzbleches und Flachrohr mit Turbulenzblech
DE102008007597A1 (de) * 2008-02-04 2009-08-06 Behr Gmbh & Co. Kg Herstellungsverfahren Mehrkammer-Flachrohr, Wärmetauscher und Verwendung eines Wärmetauschers

Also Published As

Publication number Publication date
WO2011060838A1 (fr) 2011-05-26
EP2322297A1 (fr) 2011-05-18
ATE532589T1 (de) 2011-11-15
US20110114299A1 (en) 2011-05-19
DE102009053579A1 (de) 2011-05-19
DE202009016426U1 (de) 2010-05-12

Similar Documents

Publication Publication Date Title
EP2322297B1 (fr) Tuyau plat doté d'un dépôt de turbulence pour un échangeur thermique, échangeur thermique doté de tels tuyaux plats, ainsi que procédé et dispositif de fabrication d'un tel tuyau plat
EP3359902B1 (fr) Procédé de fabrication d'une lamelle et un échangeur de chaleur à plaque avec une lamelle fabriquée à l'aide d'un tel procédé
DE69330803T2 (de) Kühlröhren für Wärmetauscher
DE102004045018B4 (de) Verfahren zur Herstellung eines flachen Rohres für einen Wärmetauscher eines Kraftfahrzeugs, flaches Rohr, Verfahren zur Herstellung eines Wärmetauschers und Wärmetauscher
EP1489372B1 (fr) Tube plat pour échangeur de chaleur
EP2825343B1 (fr) Pièce comportant une microstructure et procédé de fabrication
EP2251115A1 (fr) Procédé pour réaliser des tubes plats, profileuse et échangeur de chaleur comprenant ces tubes plats
DE102006029378B4 (de) Flachrohr für Wärmetauscher und Herstellungsverfahren
DE19644586A1 (de) Rippenrohrblock für einen Wärmeübertrager
DE102006002932B4 (de) Wärmetauscher und Herstellungsverfahren für Wärmetauscher
DE102012023800A1 (de) Wärmetauscherrohr, Wärmetauscherrohranordnung und Verfahren zum Herstellen desselben
WO2012119660A2 (fr) Élément rapporté générateur de turbulences pour tubes plats d'échange de chaleur, tube plat pour un échangeur de chaleur pourvu d'un élément rapporté de ce type, échangeur de chaleur pourvu de tubes plats de ce type, et procédé et dispositif de fabrication d'un tube plat de ce type
DE102012023990A1 (de) Wärmetauscherrohr, Wärmetauscherrohranordnung und Verfahren zum Herstellen desselben
DE202011109859U1 (de) Flachrohr mit Turbulenzeinlage für einen Wärmetauscher, Wärmetauscher mit derartigen Flachrohren, sowie Vorrichtung zur Herstellung eines derartigen Flachrohres
DE102005048407A1 (de) Aus einem profilierten gerollten Metallprodukt hergestellte Röhre und Verfahren zur Herstellung derselben
EP1640684A1 (fr) echangeur de chaleur à tubes plats et ailettes ondulées
EP1630513B1 (fr) Tube plat pour echangeur de chaleur, en particulier pour véhicules et méthode de production
DE102006031676A1 (de) Turbulenzblech und Verfahren zur Herstellung eines Turbulenzbleches
EP2062002B1 (fr) Noyau d' échangeur thermique, procédé de fabrication, ligne de profilage à galets
DE102008015064A1 (de) Turbulenzeinsatz und Verfahren zu dessen Herstellung
EP0268831B1 (fr) Lamelle
EP1321734A1 (fr) Echangeur de chaleur à tubes plats et procédé de fabrication
EP1793190B1 (fr) Ailette pour échangeur de chaleur, procédé de fabrication et échangeur de chaleur
DE19846347C2 (de) Wärmeaustauscher aus Aluminium oder einer Aluminium-Legierung
EP2173501B1 (fr) Procédé de fabrication d'un tube plat

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20100617

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR

AX Request for extension of the european patent

Extension state: AL BA RS

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

RIC1 Information provided on ipc code assigned before grant

Ipc: B21D 5/12 20060101ALI20110523BHEP

Ipc: F28F 1/04 20060101ALI20110523BHEP

Ipc: B21D 53/06 20060101AFI20110523BHEP

Ipc: F28F 1/40 20060101ALI20110523BHEP

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: GERMAN

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 502009001882

Country of ref document: DE

Effective date: 20120112

REG Reference to a national code

Ref country code: NL

Ref legal event code: VDEP

Effective date: 20111109

LTIE Lt: invalidation of european patent or patent extension

Effective date: 20111109

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111109

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120309

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120209

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111109

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111109

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111109

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120309

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111109

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120210

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111109

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111109

REG Reference to a national code

Ref country code: IE

Ref legal event code: FD4D

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111109

BERE Be: lapsed

Owner name: ARUP ALU-ROHR U. -PROFIL G.M.B.H.

Effective date: 20111231

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111109

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111109

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111109

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111109

Ref country code: MC

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20111231

Ref country code: IE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111109

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120209

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111109

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111109

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20120817

26N No opposition filed

Effective date: 20120810

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20111231

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 502009001882

Country of ref document: DE

Effective date: 20120810

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111109

Ref country code: MK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111109

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111109

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120220

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20120109

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20111222

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111109

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111109

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20111109

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20140227

Year of fee payment: 5

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20131222

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20131231

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20131231

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20131222

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 502009001882

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20150701

REG Reference to a national code

Ref country code: AT

Ref legal event code: MM01

Ref document number: 532589

Country of ref document: AT

Kind code of ref document: T

Effective date: 20141222

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20141222