EP3523590A1 - Wärmetauscher - Google Patents
WärmetauscherInfo
- Publication number
- EP3523590A1 EP3523590A1 EP17784161.6A EP17784161A EP3523590A1 EP 3523590 A1 EP3523590 A1 EP 3523590A1 EP 17784161 A EP17784161 A EP 17784161A EP 3523590 A1 EP3523590 A1 EP 3523590A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- elements
- tubular elements
- heat exchanger
- tubular
- fluid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000012530 fluid Substances 0.000 claims abstract description 68
- 239000002131 composite material Substances 0.000 claims description 2
- 238000005259 measurement Methods 0.000 claims description 2
- 238000009826 distribution Methods 0.000 abstract description 4
- 238000012546 transfer Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000001154 acute effect Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 150000005690 diesters Chemical class 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000012549 training Methods 0.000 description 1
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
- F28D1/04—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
- F28D1/05316—Assemblies of conduits connected to common headers, e.g. core type radiators
- F28D1/05333—Assemblies of conduits connected to common headers, e.g. core type radiators with multiple rows of conduits or with multi-channel conduits
-
- 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
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/14—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending longitudinally
- F28F1/22—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending longitudinally the means having portions engaging further tubular elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- 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
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/24—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely
- F28F1/32—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely the means having portions engaging further tubular elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- 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
- F28F2210/00—Heat exchange conduits
- F28F2210/10—Particular layout, e.g. for uniform temperature distribution
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/02—Header boxes; End plates
- F28F9/04—Arrangements for sealing elements into header boxes or end plates
- F28F9/16—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling
- F28F9/165—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling by using additional preformed parts, e.g. sleeves, gaskets
- F28F9/167—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling by using additional preformed parts, e.g. sleeves, gaskets the parts being inserted in the heat-exchange conduits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/26—Arrangements for connecting different sections of heat-exchange elements, e.g. of radiators
Definitions
- the invention relates to a heat exchanger, in particular oil-air cooler, for heat exchange between a first fluid and a second fluid, with at least a first row of
- Pipe elements and a second series of tubular elements respectively for the passage of the first fluid wherein between the first and second series of tubular elements, a flow channel for the second fluid is formed with a collecting container at one end of the tubular elements and with a header tank at the other ends of the Pipe elements, wherein extending between the outer sides of adjacent pipe elements of the first and second series of pipe elements guide elements for guiding the second fluid along the flow channel, which guide elements depending ⁇ Weil have a plate member whose wall thickness is less than the largest cross-sectional dimension of the associated pipe elements.
- Heat exchangers of this type are known from the prior art. In general, the most efficient possible transfer of heat ei ⁇ nes first fluid to a second fluid at generally ge ⁇ wrestling dimensions of the heat exchanger is desired.
- the US 2004/0108105 AI relates to a fluid-gas heat exchanger, for example.
- a liquid-air heat exchanger with a plurality of plate bodies which have tube elements and guide elements.
- Zvi ⁇ rule adjacent plate bodies is formed on its main extension direction of a flow channel with deflections in reference, wherein the guide elements a sinusoidal profile aufwei ⁇ sen.
- the distance between adjacent plate bodies is partly smaller than the outer diameter of the tube elements, which may be circular in cross-section, for which purpose the tube elements are arranged offset in adjacent plate bodies to each other.
- the pipe elements are connected to a Verteilerbenzol ⁇ ter and with a collecting container.
- WO 2012/142070 AI discloses a fluid-air heat exchanges with plate bodies, which in cross-section example. Circular
- Pipe elements and integrally associated guide elements have.
- adjacent pipe elements can be arranged.
- the guide elements may comprise a wellenför ⁇ -shaped course.
- EP 1411314 Al discloses a heat exchanger with tube elements which are connected by mechanical fasteners with ebe ⁇ NEN or wave-shaped plates.
- the plates also have connection means for mutual connection.
- An object of the invention may therefore be to provide a heat exchanger as stated above, which is easy and inexpensive to produce with differently shaped flow channels.
- an improved heat exchange between the first fluid and the second fluid can also be desired.
- the invention provides a heat exchanger as defined in claim 1.
- Lead forms Advantageous embodiments training and further ⁇ compounds are given in the dependent claims.
- At least one adjusting device is provided for adjusting the relative position of two guide elements about a hinge axis extending essentially in the direction of the longitudinal axes of the tube elements.
- the heat exchanger ⁇ which may be a liquid-air cooler, especially an oil-air cooler, thus, at least in two rows arranged on the tubular elements through which a first fluid, in particular a liquid, preferably oil, flows.
- first ends of the tube elements are connected to a header tank, while the first fluid emerging from opposite second ends of the tube elements is introduced into a header tank at the second ends of the tube elements.
- the heat exchanger has more than two rows of tubular elements, it is favorable if in each case a flow channel for the second fluid is formed between all the directly adjacent rows of tubular elements.
- the tubular members in cross-section may be substantially circular.
- circular pipe members favor the Strö ⁇ flow conditions in the adjoining flow channels.
- the tubular elements can thus be designed substantially cylindrical.
- Pipe elements of the first and second series of tubular elements extend.
- the outer side of the tubular element is gebil ⁇ det by the lateral surface of the preferably cylindrical tubular element.
- the guide elements each comprise a plate member having a wall thickness less than the largest Querterrorismsab ⁇ measurement, eg. Less than the outer diameter, which is thus connected tubular elements.
- the respective plate part is formed as a thin sheet with a thickness of 0.2 mm to 1 mm, while the inner diameter of the preferably zy ⁇ - cylindrical pipe elements can be from 0.8 mm to 5 mm.
- the wall thickness of the tubular elements may for example be between 0.3 mm and 1 mm.
- thin guide elements which are therefore to be produced with low weight, extend between adjacent tube elements.
- the plate parts are preferably in the materiality ⁇ union without a gap with the outer surfaces of the adjoining Connected pipe elements.
- the flow channel is bounded on one side by the tubular elements and each between them angeor Neten vanes of the first row of tubular elements and on the other side by the tubular elements and the respective dazwi see arranged vanes of the adjacent second row of tubular elements.
- At least one adjusting device which serves to adjust the relative spatial position of two guide elements about a substantially extending in the direction of the longitudinal axes of the tubular elements hinge axis.
- the adjusting device allows, in particular, with one and the same tubular elements and segments Leitele ⁇ flow channels with different course trainees ⁇ .
- the position or the orientation of the guide elements relative to the collecting container or the distributor container and thus also the position or the orientation of a guide element to an adjacent guide element in the first and second series of tube elements can be adjusted.
- the adjusting device also allows to form heat exchangers with different shape with one and the same pipe elements and guide elements. Since the shape of the heat exchanger can be produced flexibly, it can be produced in an application-specific manner with a predetermined profile of its outer surfaces or its peripheral surface. This is particularly advantageous if the installation space available for the heat exchanger only permits heat exchangers with a shape deviating from a conventional rectangular shape or a square shape.
- the adjustable guide elements and the associated tube elements can be fixed in their respective position or orientation. This is done, for example, by a firm connection of the pipe elements with the appropriately designed manifold tank and reservoir.
- holding devices preferably releasable holding devices, in particular plug-in connections
- the heat exchanger can be composed of individual components as needed.
- the holding means may in particular the length of the flow channels, ent ⁇ speaking be set to the power demand of the heat exchanger through which Ver ⁇ connection of a corresponding number of tube elements and guide elements.
- the holding means are designed to be detachable, the length or the shape of the flow channel ⁇ can be changed again after an initial production of the flow channel. For a quick preparation and solution of the compounds plug connections are particularly suitable.
- each tubular element For the formation of the flow channel by individual Komponen ⁇ th, it is advantageous if protrude from the outside of each tubular element two wing parts, wherein two wing parts of neigh ⁇ ten tubular elements of the first and second row of tubular elements together form a guide element for the second fluid.
- the mutually facing edges of adjacent wing parts can touch each other in the assembled state of the flow channel.
- the wing parts are preferably formed integrally with the tubular elements.
- a particularly stable and structurally simple connection of the tube elements over the wing parts can be achieved, if ever ⁇ the wing part has a connecting element of the holding device on ⁇ , which together form a joint of the adjusting device.
- the connecting elements of the holding device are provided on the mutually facing end regions of two adjacent wing parts. Since the connecting elements at the mutually facing end regions of two adjacent wing parts together also form a joint of the adjusting device, it is possible to dispense with an adjusting device separate from the holding device.
- the holding device is at the same time the adjusting device.
- the mutually facing connecting elements of the holding device can be characterized particularly advantageous characterized as a joint ⁇ forms that spirally curved edges of the wing parts are provided as connecting elements.
- the spirally gebo ⁇ genen edges are arranged for rotatable engagement with each other and can be pushed into each other for the preparation of a rotatable connection, for example. In the direction of the longitudinal axes of the tubular elements.
- the guide elements each have a hinge portion of the adjusting device, which is rotatably angeord ⁇ net around at least one of the pipe elements connected to the guide element.
- the hinge portion on the side facing the adjacent tube element be ⁇ end of the guide member is integrally ⁇ arranged.
- the guide element forms with the composites ⁇ ne tubular element a second hinge portion of the Versilein ⁇ direction so that the guide element is rotatable about the tubular member.
- the joint portion of the guide element may be permanently or detachably connected to the pipe element.
- the joint portion of the guide element and the pipe element ⁇ preferably also connecting elements of a releasable holding device, so that can be dispensed with an additional releasable holding device in the guide elements. If, however, the joint portion of the guide element is permanently connected to the pipe element, a releasable Gareinrich ⁇ tion may be provided in the guide element expediently.
- the tube elements of the first and second series of tubular elements and the guide elements are arranged such that the main extension directions of at least two adjacent guide elements of the first and second series of pipe elements in a plane substantially perpendicular to the longitudinal axes of the pipe elements include an angle deviating from 180 °.
- the flow channel for the second fluid, between the first and second series of tubular elements be formed curved, whereby the length of the flow channel increases and improves the heat ⁇ transmission between the first and the second fluid.
- the length of the flow channel is defined by the flow path of the second fluid between the beginning of the flow channel and the end of the flow channel.
- the main extension direction of a guide element is the direction of a pipe element connected to the guide element, in particular of the center of a pipe element, on the other connected to the guide element pipe element, in particular to the center of the other pipe element.
- the flow channel can with respect to a virtual connection line between have periodic deflections at the beginning and at the end.
- the heat exchanger or the rows of pipe elements can be made of components with partially identical shape. This facilitates production of the heat exchanger in various sizes.
- a suitable stop may be provided guiding shape that the arrangement of the tubular elements of the first and second series of tubular elements and the guide elements in a plane Wesentli ⁇ chen is perpendicular to the longitudinal axes of the tubular elements has a substantially wave-shaped course of the flow channel.
- the wave-shaped course can be a sinusoidal course.
- complete wave peaks and wave troughs of the undulating course can each extend over a plurality of guide elements.
- the maximum deflection of the wave-shaped flow channel for example the maximum amplitude of the sinusoidal shape, may be less than, equal to or greater than the distance between adjacent rows of tubular elements.
- a flow channel with wave-shaped course can be produced particularly advantageously if the plate parts each have arcuate, in particular circular arcuate curvedêt ⁇ chen.
- the arcuately curved plate parts may be curved, in particular in the form of a section of a sinusoid. Between two adjacent tubular elements of a series of tubular members, a full wave crest or wave trough a complete can thereby extend to which / s ⁇ a fully continuous wave trough and a wave crest complete connecting to the next tubular element.
- complete wave crests and wave troughs of the wave-shaped course can each extend over a plurality of curved plate parts of the guide elements.
- the arrangement of the tube elements of the first or second row of tube elements and the guide elements in a plane substantially perpendicular to the longitudinal axes of the tube elements forms a substantially zigzag course of the flow channel.
- a complete period of the zigzag course may extend over two or more than two guide elements or plate parts.
- the maximum deflection of the zigzag flow channel may be less than, equal to or greater than the distance between adjacent rows of tube elements.
- the pipe elements of the ers ⁇ th and second series of tubular members in the direction of flow of the second fluid offset are arranged in ⁇ example with respect to the vanes of the adjacent row of tubular elements.
- the second fluid has to flow ent ⁇ long part of the curved outer sides of the tubular elements, whereby the path of the second fluid along the flow channel and thus the length of time for heat transfer are extended.
- the guide elements or their respective plate part can be flat or curved,
- At least one guide element has at least one plate body protruding therefrom.
- the plate body which projects into the flow channel, increases the space provided for the heat exchange Flä ⁇ surface of the guide element.
- the plate body in a different angle of 90 degrees, in particular in Strö ⁇ direction of flow of the second fluid is disposed at an acute angle, to the guide element and the plate part in this.
- a plurality of guide elements of a series of tubular elements having at ⁇ play of each guide element, each second guide element or generally any n-th guiding element, at least one of them abste ⁇ Henden plate body can.
- the main directions of extension of at least two adjacent flow channels include an angle deviating from 0 °.
- Main extension direction of a flow channel is the direction from an inlet area of the second fluid into the flow channel, in particular from the center of the entry region between adjacent rows of tube members, to an exit area of the second fluid from the flow channel, in particular ⁇ sondere to the center of the discharge region between adjacent rows of tubular elements.
- a heat exchanger can be made with multiple flow channels that widen from their entrance to their exit.
- the distance between the two tubular members of the farthest rows of tubular members at the entrance of the flow channels may be less than the distance between the two tubular members of the furthest apart rows of tubular members at the exit of the flow channels.
- the collecting container and / or the distribution container in a virtual sectional plane substantially perpendicular to the longitudinal axes of the tubular elements substantially is rectangular, circular segment-shaped or circular.
- the collection container and / or the header tank need not necessarily be exactly rectangular, circular ⁇ ring segment or annular shape in the sectional view.
- the corners of the rectangular or circular segment-shaped collecting and / or distribution container may satisfy ⁇ completes its or their longitudinal sides or long sides may be curved deviating from an ideal rectangular or circular segment shape.
- a rectangular collecting container and / or a rectangular distribution container have a longitudinal extension and a comparatively shorter width extension.
- the collecting container and / or the distributor container may have, in a virtual sectional plane substantially perpendicular to the longitudinal axes of the tubular elements, a shape formed from a combination of at least one rectangle and at least one circular segment.
- the collecting container and / or the distributor container in the virtual sectional plane can have two rectangular regions, which are connected to one another via a region in the form of a circular segment.
- the collecting container and / or the distributor container is essentially annular-segment-shaped or annular in a virtual sectional plane substantially perpendicular to the longitudinal axes of the tube elements, the main extension direction of the flow channel being at an angle deviating from 0 °, insbesonde ⁇ re at an angle between 30 ° and 60 °, to the radial direction of the collecting container and / or to the radial direction of the Verteilerbenzol ⁇ ester runs, which radial direction emanates from the beginning or end of the flow channel.
- the Haupterstre ⁇ ckungsutter of the flow channel may extend at an angle between 40 ° and 50 °, for example at an angle of 45 ° to the radial direction of the collecting container and / or to the radial direction of the header tank.
- the beginning of the flow channel ent ⁇ speaks the inlet of the second fluid into the flow channel and the end of the flow channel corresponding to the outlet area of the second fluid from the flow channel.
- the Angled arrangement of the flow channel in the heat exchanger prolongs the path of the second fluid through the flow channel.
- Fig. 1A is an oblique view of a dressingtau ⁇ shear invention with tube elements for a first fluid and therebetween to ordered vanes for a second fluid;
- FIG. 1B shows the heat exchanger of FIG. 1A in a front view
- Fig. IC is a sectional view through the heat exchanger of Figure 1B along a section line A-A.
- Fig. 2 shows the heat exchanger of Figure 1A in a crudegezoge NEN view.
- FIGS. 1A to 1C and FIG. 2 show an embodiment of an adjusting device and a holding device for the heat exchanger according to FIGS. 1A to 1C and FIG. 2 in an oblique view (FIG. 3A), a detailed view from above (FIG. 3B), a detailed view of the Hal ⁇ te stimulating (Fig. 3C) and a detailed view of a Rohrele ⁇ Mentes (Fig. 3D);
- 3E shows an arrangement of tube elements and guide elements for the heat exchanger according to FIGS. 1A to 1C and FIG. 2 in which the main directions of extension of two adjacent guide elements of a same row of tube elements are pivoted relative to one another;
- FIGS. 1A to 1C and 2 a further imple mentation of an adjusting device and a holding device for the heat exchanger according to FIGS. 1A to 1C and 2, in an oblique view (FIG. 4A) and in a view from above (FIG. 4B);
- FIG 5 shows an arrangement of tubular elements and guide elements for the heat exchanger according to FIG 1A to IC and Figure 2, in which the main directions of extension of two adjacent guide elements of a same series of tubular elements are pivoted against each other ..;
- FIG. 6 shows an arrangement of tubular elements and guide elements for the heat exchanger according to FIGS. 1A to 1C and FIG. 2 in which the flow channel has an undulating course;
- FIG. 7 shows a further arrangement of rows of tubular elements, which are arranged offset from one another in this embodiment in the main extension direction of the flow channel to each other.
- FIG. 8A shows a further arrangement of rows of tubular elements with plate bodies projecting from the guide elements, in a view from above;
- 8B is a detailed oblique view of a portion of a series of tubular elements with plate bodies projecting from the guide elements.
- FIGS. 9A and 9B show two embodiments of a heat exchanger in which the main directions of extension of each two adjacent flow channels include an angle deviating from 0 °;
- FIG. 10 shows an arrangement of rows of tubular elements in an annular segment-shaped collecting base plate of the collecting container, wherein the main extension direction of the flow channel extends obliquely to the radial direction of the collecting container.
- Fig. IIA and IIB two another disclosed forms of Sammelbenzol ⁇ diester or the header tank with tubular elements and gegenei ⁇ Nander pivoted vanes.
- Fig. 1A shows a heat exchanger 1 in a view obliquely from above, which may be in particular an oil-air cooler.
- the heat exchanger 1 serves for the heat exchange between a first fluid Fl and a second fluid F2 and has at least a first row R1 of tube elements 2 and a second row R2 of tube elements 2.
- the first fluid flows Fl, for example, oil.
- a flow channel 3 for the second fluid F2, for example air is formed between the first row R1 and the second row R2 of tube elements 2.
- the heat exchanger 1 can be used as a liquid-air cooler for cooling liquid, for example oil, as a first fluid Fl, by means of the cooling air, as a second fluid F2, or as a liquid-air heater for heating air, as a second fluid F2, by means of the heating liquid, wherein ⁇ game as oil, are used as the first fluid Fl.
- the Wär ⁇ exchanger 1 also has at one ends ES of the tube elements 2 and a header tank 5 at the other ends of the pipe elements EV 2 to a collection container. 4
- the header tank 5 at a connection point Z (Fig. 2) connected to a non Darge ⁇ presented supply pipe, through which the first fluid Fl is supplied to the header tank 5, wherein the supplied first fluid Fl at the ends EV to the tube elements 2 ⁇ Splits.
- the ES ers ⁇ te fluid Fl from the pipe elements 2 occurs again and is led into the collection container connected to the ends ES. 4
- the collecting container 4 is connected to a connection point AA (FIG. 2) with a discharge pipe (not shown).
- the header tank 5 has a junction box 5A and a manifold base 5C received therein. Accordingly, the 4, a collecting tank 4A and a collecting base 4C accommodated therein.
- the first fluid Fl is a liquid ⁇ ness, such as oil, a liquid-stechniks- not shown, can be provided or oil pump.
- the second fluid F2 for example, air can be conveyed through the flow passages 3 by means of a not shown Lüf ⁇ ters.
- the crabtau ⁇ shear-1 also has side portions 6A, 6B, 6C with through holes for fastening the heat exchanger 1 to a non Darge ⁇ set carrier body.
- the tubular elements 2 are formed in cross-section substantially circular and thus have a cylindrical shape. A cross-sectional view of a
- Pipe element 2 is shown for example in Fig. 3B.
- the cylindrical tubular elements 2 have a smooth, ie pit in Wesent ⁇ union or elevation free outer face 2A.
- ribs 2V are preferably provided in the interior 21 of the cylindrical tube elements 2 .
- guide elements 7 are provided in order to be able to guide the second fluid F2 along the flow channel 3 between the first row R1 and the second row R2 of tube elements 2.
- the guide elements 7 each extend between the outer sides 2A of two adjacent tube elements 2M, 2N of the first row R1 and second row R2 of tube elements 2.
- the rows RN, for example R1, R2, of tube elements 2 thus have the tube elements 2, between which the guide elements 7 extend.
- the guide elements 7 each have a plate part 8 whose wall thickness 8W is less than the largest cross-sectional ⁇ dimension, in the case of the cylindrical tube elements 2 is less than the outer diameter 2D, the associated tube elements 2, see for example Fig. 4B.
- the flow channel 3 for the second fluid F2 is thus formed by means of the walls W, which are formed from the outer sides 2A of the tubular elements 2 and the guide elements 7 arranged therebetween a first row Rl of tubular elements 2 and by means of walls W, which from the Au ⁇ outside of the tubular elements 2 and the guide elements 7 arranged therebetween of a second row R2 of tube elements 2. are alive.
- the heat exchanger 1 may have between 10 and 100, for example between 30 and 80, rows RN of tubular elements 2. Between two adjacent rows Rl, R2 of tubular elements 2, a flow channel 3 is formed.
- a heat exchanger 1 with n rows RN of tubular elements 2 thus has n-1 flow channels 3.
- a flow channel 3 and reflect a first row Rl and a second row R2 of tube elements 2 thus also apply any additional, preferably for all anticipated flow ⁇ channels 3 and row RN of tube elements 2.
- ⁇ At least one further row RX provided by tubular elements 2, which is designed in particular according to the first row Rl and two ⁇ th row R2 of tubular elements 2.
- At least one adjusting device 30 for changing the relative position of two guide elements 7 during assembly of the heat exchanger is running essentially in the direction of the longitudinal axes L of the tube elements 2 Joint axis 31 is provided.
- the adjusting device 30 therefore, associated with the adjusting device 30 guide elements 7 can be adjusted against each other, in particular against each other.
- the walls W of adjacent rows RN of tubular elements 2 may extend parallel to one another or at least partially enclose an angle deviating from 0 ° between them.
- the heat exchanger 1 may be a single adjusting device 30 or have one or more adjusting devices 30 per row RN of tubular elements 2.
- each combination of a tubular element 2 and an associated guide element 7 30 may comprise an adjustment to particularly high flexibility in the design of the flow channels to ermögli ⁇ chen. 3
- holding devices 12 are provided adjacent tube elements 2M, 2N of the first and second row Rl, R2 of pipe elements 2 via the guide elements 7 MITEI ⁇ Nander connect to.
- the holding devices 12 are preferably releasable holding devices 12A, in particular plug-in connections 12B.
- the holding devices 12 are at the same time the adjusting devices 30, ie the holding devices 12 also serve to adjust the relative position of two guide elements 7 substantially in the direction of the longitudinal axes L of the tube elements 2 extending joint axis 31.
- the relative position of two Leitelemen ⁇ te 7 can be understood as the same or different course of two cutting lines, which arise when cutting the two guide elements 7 with a plane E substantially perpendicular to the longitudinal axes L of the tubular elements 2. If two guide elements 7 have different location, the Ori ⁇ -orientation of the guide elements 7 can differ, the Orientie ⁇ tion of a guide element is defined by a virtual connecting line between the two endpoints of the guide member 7 and between the associated tube elements 2. 7 Likewise, the orientation of two guide elements 7 may be the same, but the course of the two guide elements 7 between their end points may be different if the two guide elements 7 have different ⁇ Liche location.
- each wing part 13A, 13B is projected from the outside 2A of each tubular element 2.
- each wing part 13A, 13B has a connecting element 14A, 14B of the holding device 12, 12A, 12B.
- the connecting elements 14A, 14B together form a hinge 32 of the adjusting device 30, with which the relative position of two with the Ge ⁇ steering 32 associated guide elements 7 can be adjusted and the relative position of the two connected with the hinge 32 wing ⁇ parts 13A, 13B together form a guide element 7, can be adjusted.
- the joint 32 is thus angeord ⁇ net in the guide element 7.
- the connecting elements 14A, 14B are formed in the illustrated examples as spirally curved edges of the wing portions 13A, 13B, which edges are formed for mutual rotatable engagement with each other. Conveniently, the spi ⁇ ralförmig bent edges are designed to be pushed for producing a connector 12B with each other.
- FIGS. 3A and 3B A combination of tubular elements 2 and guide elements 7 is shown in FIGS. 3A and 3B, in which the guide elements 7 or the wing parts 13A, 13B which together form a guide element 7 form an angle of 180 °, ie substantially in the same direction point. In this way, a Strö ⁇ flow duct 3 are provided with parallel walls W.
- FIG. 3E shows a combination of tubular elements 2 and wing parts 13A, 13B in which the wing parts 13A, 13B of different tubular elements 2 enclose an angle deviating from 180.degree. With each other, ie pointing in different directions substantially.
- Fig. 3E is also an offset by an angle ⁇ position of a tubular element 2 and thus associated wing parts 13A, 13B indicated by the adjusting device 30 in dashed lines.
- FIGS. 4A and 4B show another embodiment of the adjusting device 30, which is also designed as a holding device 12.
- the guide elements 7 each have a hinge portion 32A of the adjusting device 30, which hinge portion 32A is rotatably disposed about at least one of the Lei ⁇ telement 7 connected to the tube elements 2.
- the pipe element 2 serving as a second hinge portion ge ⁇ jointly forms with the hinge portion 32A of the guide member 7, a Ge ⁇ steering 32nd
- the guide element 7 can be rotated or pivoted about the pipe element 2 engaged with its joint section 32A.
- the hinge portion 32A of the adjusting device 30 is formed as a clip which can be snapped onto a tubular element 2.
- 4B clearly shows that the guide elements 7 enclose an angle deviating from 180 ° by means of the adjusting device 30, or in each case can be pivoted at an angle relative to a main extension direction 3H of the flow channel 3.
- tubular elements 2 of the first and second row Rl, R2 of tubular elements 2 and guide elements 7 can be seen, in which the main directions of extension 7H of at least two adjacent guide elements 7 of first and second row Rl, R2 of tubular elements 2 in a plane E substantially perpendicular to the longitudinal axes L of the tubular elements 2 include a deviating from 180 ° angle ⁇ , ⁇ , ⁇ .
- the angles ⁇ , ⁇ , ⁇ between the main directions of extension 7H of each two adjacent guide elements 7 can be set to different degrees by means of the adjusting device 30, as, for example, FIG. 5 shows. In contrast, FIG.
- FIG. 1C shows an embodiment in which the angles ⁇ , ⁇ , ⁇ deviating from 180 ° are arranged between the main extension angles. directions 7H of two adjacent guide elements 7 are the same size.
- Fig. IC is indicated that the An ⁇ order of the tubular elements 2 of the first and second row Rl, R2 of tubular elements 2 and at least two, the angle of 180 ° deviating angle n enclosing adjacent guide elements 7 in the first and second Row Rl, R2 of tubular elements 2 at regular intervals 10 repeatedly.
- FIG. 6 shows an embodiment of a flow channel 3 with a substantially wave-shaped course, viewed in a plane E substantially perpendicular to the longitudinal axes L of the tube elements 2, which is represented by a corresponding arrangement of the tube elements 2 of the first or second row R1, R2 of Rohrele ⁇ elements 2 and the guide elements 7 is formed.
- the plate parts ⁇ of the guide elements 7 have in this example in each case bogenför ⁇ mig, in particular circular arc-shaped curved outer surfaces 8A.
- the adjusting device 30 and the holding device 12 are not shown in FIG.
- the adjusting means 30 and the holding means 12 may be formed as a common assembly, i. be identical, or one of the adjusting device 30 and the holding device 12 may be provided in the guide element 7 and the other of the adjusting device 30 and the holding device 12 may be provided at the junction of the guide element 7 with the tubular element 2.
- FIGS. 1C, 9A and 9B show an embodiment of a flow channel 3 with a substantially zigzag-shaped course, viewed in a plane E substantially perpendicular to the longitudinal axes L of the tube elements 2, which is formed by a corresponding arrangement of the tube elements 2 of the first or two ⁇ th row Rl, R2 of tubular elements 2 and the guide elements 7, by means of the adjusting device 30, is formed.
- 7 shows an embodiment of a flow channel 3, in which the tube elements 2 of the first and second rows R 1, R 2 of tube elements 2 are arranged offset to one another in the flow direction of the second fluid F 2.
- the pipe elements are the pipe elements
- Plate members 8 an adjacent row RX + 1 arranged.
- At least one guide element 7, preferably several or all guide elements 7, has / have at least one plate body 11 protruding therefrom.
- the plate body 11 protrudes into the flow channel
- the plate body 11 is in a different angle of 90 degrees ß, in particular in the flow direction S of the second fluid F2 at an acute angle ß of, for example, between 30 and 60 degrees to the guide element 7 and to the plate part 8 at this ange ⁇ assigns.
- at least one adjusting device 30 may be provided.
- the main extension directions 3H1, 3H2 of at least two adjacent flow channels 3X, 3Y include an angle ⁇ deviating from 0 °.
- the angles ⁇ , ⁇ , ⁇ between the main extension directions 7H of each two adjacent guide elements 7 of a row RN of tubular elements 2 can be selected to be different.
- the flow channels 3 which include a deviating from 0 ° angle ⁇ , of widen its input or beginning 3A to its output or end 3E.
- the two guide elements 7 of the rows R 1 and R 2 closest to the end 3 E of the flow channel 3 include an angle ⁇ deviating from 0 °.
- FIG. 9B shows a collecting container 4 and its collecting base plate 4C or a distributor container 5 and its distributor base plate 5C, which are substantially trapezoidal when viewed in a virtual sectional plane E substantially perpendicular to the longitudinal axes L of the tube elements 2.
- the main extension directions 3H1, 3H2 of at least two adjacent flow channels 3X, 3Y include an angle ⁇ deviating from 0 °.
- FIG. 10 shows a collecting container 4 and its collecting base plate 4C or a distributor container 5 and its distributor base plate 5C, which are substantially circular segment-shaped, if viewed in a virtual sectional plane E substantially ⁇ perpendicular to the longitudinal axes L of the tubular elements 2 become.
- the main extension direction 3H of the flow channel 3 extends at an angle ⁇ deviating from 0 °, in particular at an angle ⁇ between 30 ° and 60 °, to the radial direction 4R of the collecting container 4 or to the radial direction 5R of the distributor container 5.
- the radial direction 4R, 5R starts from the beginning 3A or end 3E of the flow channel 3.
- Fig. IIA shows a collecting container 4 and the collecting base plate 4C or a header tank 5 and its distributor base plate 5C, which are substantially curved, wherein two rectangular end portions are ⁇ connected rich one another over a circular segment-shaped loading when in a virtual cutting plane E are considered substantially perpendicular to the longitudinal axes L of the tubular elements 2.
- the directions of the second fluid F2, indicated by arrows, close during insertion. enters the flow channel 3 and the exit from the Strö ⁇ flow channel 3 a deviating from 0 ° angle ⁇ , for example.
- An angle ⁇ of about 45 °.
- Main extension directions 7H of each two adjacent guide elements 7 of a row RN of tubular elements 2 can be chosen to be different in size.
- the angles ⁇ , ⁇ , ⁇ in different rows RN of tubular elements 2 can be chosen to be different in size.
- the different angles ⁇ , ⁇ , ⁇ allow a variation of the dynamic pressure or the heat transfer between the first fluid Fl and the second fluid F2.
- FIG. IIB also shows a collecting container 4 and its Sam- mel-base plate 4C or a header tank 5 and its distributor base plate 5C, which are substantially curved, wherein two rectangular end portions are interconnected via a niksegmentförmi ⁇ gene region, if this in a virtual sectional plane E substantially perpendicular to the longitudinal ⁇ axes L of the tubular elements 2 are considered.
- the directions of the second fluid F2 indicated by arrows when entering the flow channel 3 and at the exit from the flow channel 3 form an angle ⁇ of approximately 90 °.
- the angles ⁇ , ⁇ , ⁇ between the main extension directions 7H of each two adjacent guide elements 7 of a row RN of tubular elements 2 can be chosen to be different in size.
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Geometry (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ATA50911/2016A AT518986B1 (de) | 2016-10-07 | 2016-10-07 | Wärmetauscher |
PCT/AT2017/060252 WO2018064696A1 (de) | 2016-10-07 | 2017-10-06 | Wärmetauscher |
Publications (2)
Publication Number | Publication Date |
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EP3523590A1 true EP3523590A1 (de) | 2019-08-14 |
EP3523590B1 EP3523590B1 (de) | 2022-03-30 |
Family
ID=60083716
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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EP17784161.6A Active EP3523590B1 (de) | 2016-10-07 | 2017-10-06 | Wärmetauscher |
Country Status (5)
Country | Link |
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US (1) | US11112182B2 (de) |
EP (1) | EP3523590B1 (de) |
CN (1) | CN109791028B (de) |
AT (1) | AT518986B1 (de) |
WO (1) | WO2018064696A1 (de) |
Families Citing this family (4)
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CN112567192A (zh) * | 2018-08-27 | 2021-03-26 | 三菱电机株式会社 | 热交换器、热交换器单元及制冷循环装置 |
CN111957170A (zh) * | 2020-08-13 | 2020-11-20 | 四川淼垚森环保科技有限公司 | 一种燃烧烟气再利用装置及其使用方法 |
CN112960281B (zh) * | 2021-02-25 | 2022-11-18 | 徐州工程学院 | 一种物流冷链仓储用小薄壁制冷管级进输送装置 |
CN113738614B (zh) * | 2021-09-10 | 2022-11-29 | 山东爱景节能科技有限公司 | 一种空气压缩机组余热回收利用机构 |
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-
2016
- 2016-10-07 AT ATA50911/2016A patent/AT518986B1/de active
-
2017
- 2017-10-06 CN CN201780061195.2A patent/CN109791028B/zh active Active
- 2017-10-06 EP EP17784161.6A patent/EP3523590B1/de active Active
- 2017-10-06 WO PCT/AT2017/060252 patent/WO2018064696A1/de unknown
- 2017-10-06 US US16/337,945 patent/US11112182B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN109791028A (zh) | 2019-05-21 |
US11112182B2 (en) | 2021-09-07 |
AT518986A4 (de) | 2018-03-15 |
AT518986B1 (de) | 2018-03-15 |
CN109791028B (zh) | 2021-05-11 |
EP3523590B1 (de) | 2022-03-30 |
US20200025450A1 (en) | 2020-01-23 |
WO2018064696A1 (de) | 2018-04-12 |
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