WO2011006613A2 - Wärmeübertragermodul und wärmeübertrager in kompakter bauweise - Google Patents
Wärmeübertragermodul und wärmeübertrager in kompakter bauweise Download PDFInfo
- Publication number
- WO2011006613A2 WO2011006613A2 PCT/EP2010/004116 EP2010004116W WO2011006613A2 WO 2011006613 A2 WO2011006613 A2 WO 2011006613A2 EP 2010004116 W EP2010004116 W EP 2010004116W WO 2011006613 A2 WO2011006613 A2 WO 2011006613A2
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- WIPO (PCT)
- Prior art keywords
- plates
- heat exchanger
- housing
- transverse
- boundary
- Prior art date
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D9/00—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D9/0062—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits for one heat-exchange medium being formed by spaced plates with inserted elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/24—Stationary reactors without moving elements inside
- B01J19/248—Reactors comprising multiple separated flow channels
- B01J19/249—Plate-type reactors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D9/00—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D9/0006—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the plate-like or laminated conduits being enclosed within a pressure vessel
-
- 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
- F28F9/001—Casings in the form of plate-like arrangements; Frames enclosing a heat exchange core
-
- 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
- F28F9/005—Other auxiliary members within casings, e.g. internal filling means or sealing means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/24—Stationary reactors without moving elements inside
- B01J2219/2401—Reactors comprising multiple separate flow channels
- B01J2219/245—Plate-type reactors
- B01J2219/2451—Geometry of the reactor
- B01J2219/2453—Plates arranged in parallel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/24—Stationary reactors without moving elements inside
- B01J2219/2401—Reactors comprising multiple separate flow channels
- B01J2219/245—Plate-type reactors
- B01J2219/2451—Geometry of the reactor
- B01J2219/2456—Geometry of the plates
- B01J2219/2458—Flat plates, i.e. plates which are not corrugated or otherwise structured, e.g. plates with cylindrical shape
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/24—Stationary reactors without moving elements inside
- B01J2219/2401—Reactors comprising multiple separate flow channels
- B01J2219/245—Plate-type reactors
- B01J2219/2476—Construction materials
- B01J2219/2477—Construction materials of the catalysts
- B01J2219/2479—Catalysts coated on the surface of plates or inserts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/24—Stationary reactors without moving elements inside
- B01J2219/2401—Reactors comprising multiple separate flow channels
- B01J2219/245—Plate-type reactors
- B01J2219/2476—Construction materials
- B01J2219/2477—Construction materials of the catalysts
- B01J2219/2482—Catalytically active foils; Plates having catalytically activity on their own
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/24—Stationary reactors without moving elements inside
- B01J2219/2401—Reactors comprising multiple separate flow channels
- B01J2219/245—Plate-type reactors
- B01J2219/2491—Other constructional details
- B01J2219/2492—Assembling means
- B01J2219/2493—Means for assembling plates together, e.g. sealing means, screws, bolts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/24—Stationary reactors without moving elements inside
- B01J2219/2401—Reactors comprising multiple separate flow channels
- B01J2219/245—Plate-type reactors
- B01J2219/2491—Other constructional details
- B01J2219/2497—Size aspects, i.e. concrete sizes are being mentioned in the classified document
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2240/00—Spacing means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2275/00—Fastening; Joining
- F28F2275/02—Fastening; Joining by using bonding materials; by embedding elements in particular materials
- F28F2275/025—Fastening; Joining by using bonding materials; by embedding elements in particular materials by using adhesives
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2275/00—Fastening; Joining
- F28F2275/04—Fastening; Joining by brazing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2275/00—Fastening; Joining
- F28F2275/06—Fastening; Joining by welding
Definitions
- the present invention relates to a novel heat exchanger module in a compact design, heat exchangers comprising at least two heat exchanger modules, and their use.
- flow profiles are formed in the flow channels of such heat exchangers, the configuration of which depends in particular on the viscosity of the fluids to be delivered through the flow channels.
- a parabolic flow profile 1 forms in the flow channels.
- a well-known embodiment of the aforementioned heat exchangers are so-called tube bundle heat exchangers, which are characterized by a plurality of parallel arranged heat transfer tubes and the construction of massive tube plates considerable wall thickness for receiving the parallel tubes.
- a second well-known embodiment of the aforementioned heat exchangers are so-called plate heat exchangers, which are characterized by a plurality of embossed and stacked plates and the construction of two stable end plates, which are braced with tie rods, to fix and seal the stack of plates formed.
- the embossed plates are supported at least selectively against each other, so that occurring pressure forces in the plate heat exchanger forwarded to the end plates and of the Tie rods are added.
- the mutually contacting plate edges of the plates of the plate stack are welded or soldered.
- the plates of the plate stack are sealed with elastic materials alone and / or additionally.
- DE 10 317 451 discloses a device which can be used to carry out chemical reactions, but which, according to the construction principle, is to be regarded as a plate heat exchanger according to the above explanation.
- the device is constructed of layers of embossed plates, wherein the embossing in the plates in each case a flock of channels is formed.
- further Leitstege are provided in the embossed plates.
- Inlet and Ableitschn are also formed by embossing.
- the disclosed device has two types of spaces.
- the rooms are on the one hand reaction chambers and on the other hand heat transfer spaces, which are formed in particular alternately by the plates.
- the flow regions are formed as previously described by stacked layers of the plates.
- DE 10 317 451 is therefore limited in terms of the device in that only small, low-loaded devices with low capacities of several liters per hour can be displayed with the disclosed features. An increase in the volume flows to several cubic meters per hour is not feasible in the disclosed devices of DE 10 317 451.
- Plate heat exchangers are due to the pressure loads caused by the flow resistance of viscous substances in the narrower channels, limited use. These heat exchangers are not flowed through uniformly, so that product damage occurs due to long residence and tempering times.
- the object is therefore to provide a device which enables a uniform, gentle tempering of liquid to higher viscosity and temperature-sensitive fluids in a short time.
- the fluids to be tempered in the device should in particular have viscosities of up to 1000 Pa s. Due to the high toughness of the materials and the resulting flow losses in the form of friction, the device should withstand pressures of up to 300 bar and temperatures up to 800 0 C.
- Distance plates (3), at least two partition plates (2) and at least two transverse plates (5) together with the respective connecting surfaces form a fixed frame (10) in the form of an integrated frame
- the prescribed width, height and depth dimensions (B, H, T) in the context of the present invention designate the geometrical dimensions of the device according to the invention in three spatial directions.
- the depth extent (T) here in each case denotes the spatial direction, which is oriented perpendicular to the first and second fluids flowing in the device according to the invention for the purpose of heat transfer.
- the width dimension (B) denotes the spatial direction along the largest geometric extension of the transverse plates (5), and the height extent (H) the spatial direction along the largest geometric extension of the spacer plates (3, 3 ').
- the at least three spacer plates (3, 3 ') a distinction must be made between two outer spacer plates (3) which lie outward in the widthwise extent (B) and at least one inner spacer plate (3').
- connection of the transverse plates (5) with the partition plates (2) and boundary plates (6, 6 ') with greater depth extension (T) on a connecting surface with a height extension (H) of 10 to 90% of the contact surface and the connection of the outer spacer plates ( 3) with the partition plates (2) on a connecting surface with width extension (B) of 10 to 90% of the contact surface, according to the present invention results in the formation of the fixed frame (10) in the form of an integrated housing.
- the firmly connected connecting surfaces of the outer spacer plates (3) with the separating plates (2) and the at least two transverse plates (5) and the boundary plates (6, 6 ') with the separating plates (2) is preferably from 30 to 90%, particularly preferably from 50 to 90% of the contact surfaces.
- This fixed frame (10) in the form of an integrated housing consisting of the sequence of at least two partition plates (2), the outer spacer plates (3) and transverse plates (5), and
- Boundary plates (6, 6 ') with greater depth extent (T), causes the that
- Heat exchanger module enclosing housing no longer necessary and thus the production of the heat exchanger module is easier executable. This is especially true when the firmly connected connecting surfaces of the outer spacer plates (3) with the partition plates (2) and the at least two transverse plates (5) and the boundary plates (6, 6 ') with the partition plates (2) of 30% to 90% or even better, from 50% to 90% of the contact surfaces.
- boundary plates (6, 6 ') and the edges of the fixed frame (10) in the form of an integrated housing in turn supply / discharge lines (12) for a first fluid medium, and inlets / outlets (13) for a second fluid Medium firmly connected, without the need for a heat exchanger module enclosing all sides enclosing housing.
- At least one channel row (1) consisting of at least two channels (4) is provided in the heat exchanger module according to the invention, wherein the channels (4) are designed rectangular and by which a first flow area for a first fluid is generated.
- At least one transverse channel (7) is created by the at least two transverse plates (5) on the at least two separating plates (2) and the boundary plates (6, 6 '), which in turn is rectangular in shape and generates a second flow region for a second fluid is, wherein the channels (4) and the at least one transverse channel (7) lie in two alternating, parallel spatial planes.
- Permanently connected in the context of the present invention means that the connection is made by means of a method selected from the list consisting of soldering, welding and gluing.
- a welding method selected from the list consisting of diffusion, laser and electron beam welding, laser welding is very particularly preferred.
- the device is firmly connected at their joints by laser welding.
- the separation (2), transverse (5), distance (3, 3 ') and boundary plates (6, 6') are usually connected to each other at an angle ⁇ in the range of 25 ° to less than 90 °. Preferably, they are firmly connected at an angle of 30 ° to 85 °, more preferably at an angle of 40 ° to 75 ° with each other.
- the separator, transverse and spacer plates according to the present invention are usually made of a material selected from the list consisting of steel, chromium-nickel alloys, nickel alloys, titanium, aluminum, graphite, copper ceramic and plastic.
- the separating, transverse and spacer plates can each consist of different materials from the above list. Preferably, however, the separating, transverse and spacer plates all consist of the same material.
- the heat exchanger module according to the invention is particularly advantageous in particular because it passes through the boundary plates (6) with a greater depth extension (T) than that of the
- Separation plates (2) has an increased mechanical stability and thus can be used in processes under greater pressure. Together with the advantageous set out above Stabilization in the sense of a formed frame, results in a very stable design of the heat exchanger module according to the invention.
- a first preferred further development of the heat exchanger module according to the invention is characterized in that the at least two separating plates (2) and the at least one inner spacer plate (3 ') consist of a metallic material and through
- Laser welding or electron beam welding are connected to each other in such a way that the first partition plate (2) and inner spacer plate (3 ') in depth extension (T) completely continuous, the second partition plate (2) in depth dimension (T) not completely continuous weld with a width extension (B) of 10 to 90% of the contact surface between partition plates (2) and inner spacer plate (3 ') is formed.
- An alternative embodiment of this first preferred development of the heat exchanger module according to the invention is characterized in that at least two inner spacer plates (3 ') and a partition plate (2) consist of a metallic material and are connected by laser welding or electron beam welding such that one along the edge in height extension (H), which is in contact with the partition plate (2), the first inner spacer plate (3 ') at an angle through the entire depth dimension of the partition plate (2) to the second inner spacer plate (3'), in the second inner spacer plate (3 ') tapered and this non-continuous weld is formed, the first inner spacer plate (3') at the edge in total height extension (H) with the partition plate (2) and the partition plate (2 ) with the second inner spacer plate (3 ') having a width dimension (B) of 10 to 90% of the contact surface between partition plates (2) and second inner spacer plate (3 ') connects.
- This first preferred further development of the heat exchanger module according to the invention is particularly advantageous because the structure of the heat exchanger module stabilized by the abovementioned design of a fixed frame (10) in the form of an integrated housing thus once again undergoes additional stabilization in the interior, which is particularly easy to produce in terms of manufacturing technology. because the component only needs to be welded from one side.
- the spacer plates (3, 3 ') and transverse plates (5) of the heat exchanger module according to the invention usually have a depth dimension (T) of 0.1 mm to 100 mm, preferably 0.5 mm to 8 mm, and particularly preferably 0.5 mm up to 5 mm.
- outer spacer plates (3) of the device according to the invention a greater width extension (B) than the remaining, inner spacer plates (3 ').
- the outer spacer plates (3) preferably have twice the width (B) of the remaining spacer plates (3 '), more preferably the width of the outer spacer plates (3) is up to twenty times the width of the remaining inner plates Spacer plates (3 ').
- the solid frame (10) in the form of an integrated housing becomes particularly stable and furthermore has a material thickness which, in the course of later preferred further developments of the present invention, the working out of formations not only on sides of the boundary plates (6 , 6 ') of the heat exchanger module, but also on the other four sides and on all edges of the heat exchanger module allows.
- the heat exchanger module is characterized in that between the at least two separating plates (2) there are three to 51 spacer plates (3, 3 ') and between separating plates (2) and / or limiting plates (6) two to 21 transverse plates (5) are; Preferably, there are up to five thousand one hundred spacer plates (3, 3 ') and at least two thousand one hundred twenty one transverse plates (5) throughout the heat exchanger module.
- channels (4) of a channel row (1) in the depth dimension (T) are also absolute the same and thus there are constant flow conditions in each channel (4).
- the distance between the spacer plates (3, 3 ') to each other in a channel row (1) describes the width of a channel (4) in its width dimension (B).
- deflecting plates (26) are inserted into transverse channels (7).
- the structure of the heat exchanger module according to the invention disclosed in accordance with the above inventive and preferred embodiments offers a high degree of flexibility with regard to the dimensioning of joints so that a channel row (1) of the first flow region has at least two smallest pressure-stable cells.
- heat exchanger module in an alternative embodiment of the heat exchanger module according to the invention as many channels (4) in a channel row (1) by spacer plates (3, 3 ') formed as transverse channels (7) by transverse plates (5) and the spacer plates (3, 3') and Cross plates (5) are arranged with respect to their dimension with the largest spatial extent in the same direction in space, so that parallel channels (4) and transverse channels (7) arise.
- the channels (4) and transverse channels (7) are designed by the spacer plates (3, 3 ') and transverse plates (5) such that they each have identical cross-sectional areas between the separating plates (2) and / or Have boundary plates (6).
- the heat exchanger module according to the invention is characterized in that the spacer plates (3, 3 ') and transverse plates (5) between partition plates (2) and / or boundary plates (6 ) configured channels (4) and transverse channels (7) parallel to each other, but offset.
- inner spacer plates (3) can be produced economically by means of a drawing process, so that it may be advantageous that these spacer plates (3 " ) can have different cross sections however, the narrow sides of the spacer plates (3 ') may also be formed with a radius (28) .Special embodiments have wedge-shaped corners, for example to form a resilient tip (29).
- the heat exchanger module volume of a heat exchanger module according to the invention is formed from the product of the height expansion (H) multiplied by the width extension (B) and depth extension (T) of all located in the module separation (2) -, transverse (5) -, distance (3, 3 ') and boundary plates (6, 6 ').
- the channel volume is the volume made up of the sum of all volumes of the channels (4) and transverse channels (7) located in the heat exchanger module.
- the void fraction of a heat exchanger module according to the invention is therefore from the quotient of channel volume by heat exchanger module volume.
- Heat exchanger modules according to the present invention usually have a void fraction in the range of 0.1 to 0.8, preferably in the range of 0.25 to 0.75, particularly preferably in the range of 0.3 to 0.6.
- the boundary plates (6, 6 ') have at least one side facing away from the transverse plates (5) Forming on and there are at least two heat exchanger modules according to the invention by these formations of the boundary plates (6, 6 ') positively connected to each other.
- the sides of the formed fixed frame (10) in the form of a housing that are at a height in height (H) also have formations.
- the widthwise (B) outer sides of the formed solid frame (10) in the form of a housing also have formations, these formations usually at the edges of the widthwise (B) outer sides are formed.
- the boundary plates (6, 6 '), as well as the in height expansion (H) outer sides of the formed fixed frame (10) and the widthwise extension (B) outer sides of the formed fixed frame (10) in the form of a housing positive and / or negative formations (14, 15), which allow a positive connection.
- heat exchanger modules according to the invention can thus be connected to each other in a form-fitting manner by mating corresponding formations in all three spatial directions in a simple manner, so that a heat exchanger is obtained therefrom.
- a heat exchanger composed of at least two, preferably at least four, particularly preferably at least eight heat transfer modules that are positively connected to one another in three spatial directions in three spatial directions is thus likewise an object of the present invention.
- the depth extent (T) of the protruding positive formation (14) is smaller than the depth extent (T) of the submerged negative formation (15).
- the heat exchanger modules according to the invention which are positively connected to one another via the formations, can additionally be firmly connected to one another on the contact surfaces.
- Heat exchanger having a frame housing (16) constructed of two housing plates (17) having a greater width (B) and height extension (H) than the adjacent ones
- Depth expansion (T) at least two upper and two lower with the at least one erfindunmultien heat transfer module and the inner surfaces of the housing plates (17) connected to the form of bars (18) are provided.
- the cross-sectional shape of the shaped rods (18) is rectangular or square and the outer surfaces of the shaped rods (18) are adapted to the maximum dimensions of the housing plates (17) and to the housing plates (17) and the at least one heat transfer module according to the invention firmly connected.
- supplying and discharging fluid regions of the first and second flow region can be separated and a closed frame housing (16) with flat outer surfaces with maximum accessibility of the channels (4) and transverse channels (7), wherein the frame housing (16) with more detachable and or fixed inlets / outlets (12, 13) can be closed.
- a further particularly preferred further development of the present invention also comprising the aforementioned frame housing (16), is characterized in that in a heat exchanger module according to one of the embodiments described above the separation (2), transverse (5), distance (3, 3 ') - And boundary plates (6, 6 ') with each other by soldering are firmly connected to each other and that the thus formed at least one heat exchanger module is installed in a frame housing (16).
- the frame housing (16) is preferably constructed from by means of welding firmly connected to each other housing plates (17) which are particularly preferably additionally positively connected with each other. This further preferred development thus forms another heat exchanger according to the invention.
- Heat exchangers are loaded by flow losses of, for example, highly viscous substances mainly with one-sided pressure in the main flow direction, so that a compressive stress on positive connections causes a shear stress.
- the above-mentioned positive connections predominantly absorb compressive forces via shear loads.
- the preferred further developments just described are therefore particularly advantageous for the construction of a ceramic heat exchanger, since the essential forces are absorbed by the positive connection, so that the contacting ceramic surfaces need only be glued. Ceramic plates can be bonded with suitable adhesives and sealed at the same time to produce a heat exchanger according to the invention.
- corresponding positive and negative formations (14, 15) are preferably provided on boundary plates (6, 6) and housing plates (17), and at least one positive and / or negative formation takes in total an area ratio of up to 90 %, preferably a proportion of up to 50% and particularly preferably an area fraction of up to 33%, based on the respective base area of the boundary plate (6, 6), a housing plate (17) or a frame housing (16).
- housing plates (17) have a larger surface area than the boundary plates (6, 6 ' ), so that the respective surface portions of the formations for these housing plates (17) according to the area ratios between housing plates (17) and boundary plates (6, 6).
- boundary plates (6, 6 ') and the corresponding adjacent housing plates (17) characterized in that boundary plates (6, 6') and housing plates (17) on a common axis at least one recess in the configuration of a negative molding (15), and two adjacent corresponding formations (15) together form a cavity which can receive a disc (19) which cavity is filled by the disc (19).
- this disc can serve in a simple manner as a loose or solid positive connection element.
- Such another outer circumferential fixed connection additionally has advantageous sealing properties.
- discs (19) for interlocking connection offers particular advantages, since limiting plates (6, 6 ') are tightly and firmly connected to each other or to the housing plates (17), and inserted discs (19) are completely enclosed and isolated from the fluid.
- the enclosing corresponds to a sealing, therefore the discs (19) can also be made of dissimilar materials with higher mechanical strengths than those of the base materials, be used.
- a corrosion attack is excluded.
- the forming rods (18) serve to separate the flow regions and are also capable of supporting the heat exchanger modules according to the invention and absorbing forces that occur. It is advantageous when form bars (18) and housing plates (17) are positively connected to each other and take over the fixed connections only a sealing function.
- the shaped rods (18) can also be designed as angle forming rods (20).
- angled form bars (20) Preference is given to such angled form bars (20), characterized in that they have the cross-sectional area of an angle. Particularly preferably, the leg lengths and leg thickness of the angle forming rods (20) are formed differently.
- the forming bars (18) and / or angle forming bars (20) may also have on both sides formations in the form of pins and / or cylinders (21) which project partially or preferably completely into openings or bores (22) of the housing plates (17).
- the cross-sectional shape of the pins and / or cylinders (21) may be round or with edges. Preferably, however, it is four or rectangular.
- the four- or rectangular design is particularly advantageous because so that the form of bars (18) and / or angle forming rods (20) are installed against rotation.
- the heat exchanger comprises a plurality of individual heat exchanger modules with boundary plates (6, 6 ') which have formations (14, 15) and with which filler pieces (23) are positively connected, whereby the device is inserted into an enclosing tube housing (24 ) is installed.
- a first flow and pressure region is preferably separated with an upper and lower edge plate (25) in the interior of the tube housing (24).
- At least one fixed or detachable inserts (28) are introduced in the channels (4) and / or transverse channels (7).
- Such inserts (28) may also be flat one-piece or multi-part static mixer.
- the inserts (28) can occupy only part of a channel (4) or transverse channel (7), or extend over its respective entire length.
- Non-conclusive examples of possible inserts (28) in the form of static mixers are described in EP 0 980 703 A1, EP 1 123 730 A2, or EP 1 216 747 A1.
- simple, eg metallic felts, wires or tile can be used as inserts (28) in the form of static mixers.
- the inserts (28) advantageously produce a forced flow and at the same time increased turbulence and thus lead to a better heat transfer.
- Such inserts may also comprise a catalyst for the performance of chemical reactions.
- they may be coated with a catalyst or consist entirely of a catalyst material.
- the heat exchanger module according to the invention and the heat exchangers obtained therefrom can be used to carry out all heat transfer processes.
- the heat exchanger according to the invention is used as a reactor for processes in which due to strongly exothermic or endothermic reactions heat is to be dissipated or fed quickly.
- Preferred uses of the inventive heat exchanger according to the present invention are those relating to processes for oxidation, reduction, hydrogenation, polymerization, chlorination, nitration, sulfitation, amination and / or phosgenation.
- the aforementioned methods are, in particular, methods with a usually high endothermic or exothermic heat of reaction, so that the advantageous heat transfer properties of the invention have a particularly advantageous effect here.
- FIG. 1 Partial representation of a channel row with transverse channel and housing plate
- FIG. 2 heat exchanger in section with integrated housing
- Fig. 3 a sectional view of two heat exchanger modules and housing plates with positive and negative shapes
- FIG. 4a, 4b partial view of the positive connection between the form of rod with pin and housing plate
- Fig. 1 a partial perspective view is selected to show the position of the individual plates, in particular of the channel row (1).
- Fig. 2 is a
- Heat exchanger module (1 1) shown in a sectional view, so that different
- FIG. 2 a is a sectional view from FIG. 2 and shows essentially half the height extent (H) of the heat exchanger module (1 1) and the transverse channels (7) in the form of slit-like vertical channels.
- the channel row (1) is clearly visible, which extends in width (B).
- the channel row (1) is composed of two parallel separating plates (2), which are brought by spacer plates (3, 3 ' ) at a distance and are connected to a, for example, laser weld with the connection width (9) in the interior.
- the connection width (9 ⁇ ) is shown in FIG. 2 and laid as a weld so that it passes through the material thickness of the two separator plates (2) and the spacer plates (3, 3 ') between them, but without at the bottom of the weld Sheet thickness of the separating plate (2) emerge.
- the connection width (9 ') extends over the complete height extension (H) and length of the spacer plates (3,3).
- Fig. 2 it is shown that the width dimension (B) of the partition plates (2) is so pronounced that the resulting gap between a left and right spaced distance plate (3, 3 ⁇ ) forms a channel (4) by the wall thickness of the partition plates (2) and each half associated left and right spacer plate (3, 3 ") describes a circumferential constant material thickness.
- Fig. 2b the formed pressure-stable channel (4) is shown, so that in succession all channels (4) of a channel row (1) withstand the occurring flow and pressure loads.
- connection width of the spacer plate (3 ⁇ ) is drawn, it can be seen that half the width of the spacer plate (3 1 ) to the left channel and the other half of the Di punching plate width belongs to the right channel.
- transverse plates (5) are positioned in the upper and lower sections, so that in FIG. 1, a thick boundary plate (6) is positioned on the right in the depth dimension (T) and a transverse channel (FIG. 7) is formed. Also on the left side of the channel row (1) transverse plates (5) are fixed, so that left for depth extension another channel row (1), not shown in FIG. 1, can be applied to also the left transverse channel (7) shut down.
- the contact points of the separating plates (2) and transverse plates (5) are shown in Fig. 2 and Fig. 2a, they have a flat contact width (8) and are welded to the smaller connection width (9) directly in the contact area of the plates, wherein the Compounds have a length that corresponds to the full width extension (B).
- the same connection procedure takes place at the contact points between the outer spacer plate (3) and the left and right partition plates (2) over the full height extent (H) of the plates.
- connection width (9) corresponds to the thickness of the boundary plate (6)
- connection width between the transverse channel (5) and outer partition plates (2) of the channel row (1) also the Thickness of the boundary plate (6) corresponds, so that in the spatial consideration of the heat exchanger module (1 1) on all six sides with a homogeneous uniform thick wall thickness can be expected and an integrated housing (10) has arisen.
- connection methods are selected which do not require additional welding additives, so that similar material with constant strength values is also present at the connection points.
- Fig. 2 is due to the fixed frame in the form of an integrated housing (10) of the heat exchanger module (1 1) by way of example and representatively a single feed (12) is shown, which closes in Fig. 2, the feeding portion of the second flow and pressure range , It is conceivable that all four sides of the heat exchanger module (1 1) are equipped with releasable or fixed inlets / outlets to allow heat transfer between two fluids. If basically releasable inlets / outlets (12, 13) are used, all fluid-carrying channels are accessible.
- Fig. 3 and Fig. 3a the further embodiment of the heat exchanger modules (1 1) is shown.
- Fig. 3 and Fig. 3a the further embodiment of the heat exchanger modules (1 1) is shown.
- Fig. 3 and Fig. 3a the further embodiment of the heat exchanger modules (1 1) is shown.
- Fig. 3 the further embodiment of the heat exchanger modules (1 1) is shown.
- Fig. 3 the further embodiment of the heat exchanger modules (1 1) is shown.
- the boundary plates (6) with raised positive contours (14) and the limiting plate (6 ' ) with recessed negative contours (15) are provided.
- the contours (14, 15) are located on an imaginary, not shown common axis, so that two heat exchanger modules can be placed directly against each other, the contours (14, 15) of the boundary plates (6, 6) interlock and create a positive connection.
- the frame housing (16) is composed of enlarged in area housing plates (17) and of connecting lower and upper mold bars (18).
- connection points of the forming rods (18) to the heat exchanger module (1 1) are shown in Fig. 3 and the connection points of the forming rods (18) to the housing plates (17) are shown in a partial section of Fig. 3a.
- transverse channels are not visible, however, transverse plates (5) in the upper and lower channel portion are shown in dashed lines, so that the transverse channel (7) is indicated.
- the cross section of an angle forming rod (20) is shown, whose cross-sectional area at right angles and the leg length is of different lengths to a heat exchanger module (1 1) Partially enclose over the depth extent (T), in particular on the outer spacer plates (3) and thereby take over a support function of the heat exchanger modules (1 1).
- the local connections between angle forming rod (20) and edges of the heat exchanger module (1 1), shown here with the spacer plate (3) can be increased.
- the angle forming rod (20) is extended on both sides with a pin (21), so that the pin projects positively into an opening (22) of the housing plate.
- the pin (21) projects completely into the housing plate (17) of the housing (16) and is, for example, outside firmly connected to the housing plate.
- FIG. 5 and Fig. 5a form-fitting connections on the formations (14, 15) of the boundary plates (6, 6) are shown with each other.
- the positive connection technology can be transferred to components of the housing.
- a variant is drawn in Fig. 5a, there is the positive connection by the insertion of, for example, a disc (19), so that all boundary plates of a heat exchanger module (1 1) are the same.
- FIGS. 6a and 6b show, by way of example, different cross-sectional shapes of the spacer plates (3, 3 "), the thickness of the spacer plates being kept constant in comparison, the special cross-sections of the spacer plates, in particular those in FIGS. 6a and 6b shown with double-sided or single-sided radius (28), can be manufactured very precisely by economic drawing process.
- a further special embodiment of the spacer plates is shown, in particular resilient tips (29) are integrally formed on the channel-side edges of the spacer plates, so that when compressing the plates of the channel row, the resilient tips fit particularly well to the surface of the partition plate (2). sets and performs a high sealing function.
- FIGs. 8 and 8a Another exemplary embodiment is shown in Figs. 8 and 8a, here the embodiment of a heat exchanger with tubular housing (24) is shown.
- a heat exchanger module (1 1) drawn with an open transverse channel (7).
- the heat exchanger module (1 1) is held above and below by means of edge plates (25), to the edge plates are opened in the center to make the first flow and pressure area accessible.
- Heat exchanger modules (1 1) in tubular housings (24) need filler pieces (23), which are exemplified as shown with positive and negative contours (14, 15) to a continuous positive connection technology to the inner wall of the tubular housing (24) and thus a To allow power transmission.
- Heat exchanger module (1 1), edge plates (25) and tubular housing (24) are permanently connected to each other by, for example, manual welding.
- the tube housing is equipped, for example, in the height extension for the supply and discharge of the fluids of the second flow and pressure range with two lateral feeds (12).
- detachable discharges (13) are arranged for the first flow area.
- the channel row (1) with channels (4) are shown in dashed lines in full height extent.
- the channels (4) of the heat exchanger module in the flow direction are very long, so in the transverse channel (7) or in all transverse channels of a heat exchanger, for example, a common baffle (26) are used, so that the fluid flows through the transverse channel in alternating directions and from View of the channel flow a countercurrent mode is possible.
- Fig. 8a shows a sectional view of the heat exchanger with tubular housing, it is the heat exchanger module (1 1) with channels (4) and the two filler pieces (23) with positive and negative contour to recognize the heat exchanger module and rounded outer shape to the circular housing. Furthermore, the deflecting plate (26) can be seen with the comb teeth which extend through the transverse channel (7) and protrude slightly over the heat exchanger.
- FIGS. 9 and 9a show different shapes of deflection plates (26).
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
Description
Claims
Priority Applications (1)
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DE112010002969.5T DE112010002969B4 (de) | 2009-07-17 | 2010-07-06 | Wärmeübertragermodul und Wärmeübertrager in kompakter Bauweise |
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DE102009033661A DE102009033661A1 (de) | 2009-07-17 | 2009-07-17 | Wärmeübertragermodul und Wärmeübertrager in kompakter Bauweise |
DE102009033661.3 | 2009-07-17 |
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WO2011006613A2 true WO2011006613A2 (de) | 2011-01-20 |
WO2011006613A3 WO2011006613A3 (de) | 2011-12-01 |
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PCT/EP2010/004116 WO2011006613A2 (de) | 2009-07-17 | 2010-07-06 | Wärmeübertragermodul und wärmeübertrager in kompakter bauweise |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103363824A (zh) * | 2012-03-29 | 2013-10-23 | 林德股份公司 | 具有通过板材条带连接的多个模块的板式热交换器 |
EP2645038B1 (de) | 2012-03-29 | 2015-09-02 | Linde Aktiengesellschaft | Plattenwärmetauscher mit mehreren Modulen verbunden mit Profilen |
WO2016074048A1 (pt) * | 2014-11-14 | 2016-05-19 | Petróleo Brasileiro S.A. - Petrobras | Processo para fabricação de um núcleo de um trocador de calor |
EP3339791A1 (de) | 2016-12-23 | 2018-06-27 | KELVION Sp. z o.o. | Leichtgewichtige wärmetauscher zur wärmerückgewinnung: gas-gas-rekuperator und gas-fluid-vorwärmer und verfahren zum schutz von insbesondere eines tauschergehäuses |
EP3339466A1 (de) | 2016-12-23 | 2018-06-27 | KELVION Sp. z o.o. | Verfahren zur herstellung innovativer, in extremen bedingungen arbeitender wärmetauscher |
CN112807891A (zh) * | 2020-12-31 | 2021-05-18 | 成都易态科技有限公司 | 换热除尘结构、换热除尘装置及高温含尘气体的处理方法 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20150247601A1 (en) * | 2012-09-18 | 2015-09-03 | Basf Se | Method and system for heating natural gas |
EP2708840A1 (de) * | 2012-09-18 | 2014-03-19 | Linde Aktiengesellschaft | Plattenwärmetauscher mit einem insbesondere T-förmigen Verbindungselement |
WO2017157532A1 (de) * | 2016-03-16 | 2017-09-21 | Linde Aktiengesellschaft | Vollflächige verbindung von wärmeübertragerblöcken durch hydraulisches aufweiten von rohren zwischen profilen |
DE102017004062A1 (de) * | 2017-04-27 | 2018-10-31 | Azaddin Azaouagh | Wärmetauschergerät |
AU2020214700A1 (en) * | 2019-02-01 | 2021-06-10 | Haldor Topsøe A/S | Use of plate heat exchangers in combination with exothermal reactors |
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EP0980703A1 (de) | 1998-08-20 | 2000-02-23 | Bayer Aktiengesellschaft | Statischer Mischer |
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FR1037568A (fr) * | 1950-01-31 | 1953-09-21 | Bataafsche Petroleum | échangeur de chaleur à récupération formé de plaques |
CH382200A (de) * | 1961-02-27 | 1964-09-30 | Franklin Dipl Ing Froehlich | Wärmeaustauscher |
US3312063A (en) * | 1965-07-22 | 1967-04-04 | James H Anderson | Heat transfer at equalized pressure |
CA2030577C (en) * | 1990-11-23 | 1994-10-11 | Mircea Dinulescu | Plate type heat exchanger |
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2009
- 2009-07-17 DE DE102009033661A patent/DE102009033661A1/de not_active Withdrawn
-
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- 2010-07-06 WO PCT/EP2010/004116 patent/WO2011006613A2/de active Application Filing
- 2010-07-06 DE DE112010002969.5T patent/DE112010002969B4/de active Active
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EP0980703A1 (de) | 1998-08-20 | 2000-02-23 | Bayer Aktiengesellschaft | Statischer Mischer |
EP1123730A2 (de) | 2000-02-08 | 2001-08-16 | Bayer Ag | Statischer Mischer |
EP1216747A1 (de) | 2000-12-20 | 2002-06-26 | Bayer Ag | Statischer Mischer |
DE10317451A1 (de) | 2003-04-16 | 2004-11-18 | Degussa Ag | Reaktor für heterogen katalysierte Reaktionen |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103363824A (zh) * | 2012-03-29 | 2013-10-23 | 林德股份公司 | 具有通过板材条带连接的多个模块的板式热交换器 |
EP2645037B1 (de) | 2012-03-29 | 2015-07-22 | Linde Aktiengesellschaft | Plattenwärmeaustauscher mit mehreren Modulen verbunden durch Blechstreifen |
EP2645038B1 (de) | 2012-03-29 | 2015-09-02 | Linde Aktiengesellschaft | Plattenwärmetauscher mit mehreren Modulen verbunden mit Profilen |
CN103363824B (zh) * | 2012-03-29 | 2016-11-23 | 林德股份公司 | 具有通过板材条带连接的多个模块的板式热交换器 |
US10605536B2 (en) | 2012-03-29 | 2020-03-31 | Linde Aktiengesellschaft | Plate heat exchanger with several modules connected by sections |
WO2016074048A1 (pt) * | 2014-11-14 | 2016-05-19 | Petróleo Brasileiro S.A. - Petrobras | Processo para fabricação de um núcleo de um trocador de calor |
EP3339791A1 (de) | 2016-12-23 | 2018-06-27 | KELVION Sp. z o.o. | Leichtgewichtige wärmetauscher zur wärmerückgewinnung: gas-gas-rekuperator und gas-fluid-vorwärmer und verfahren zum schutz von insbesondere eines tauschergehäuses |
EP3339466A1 (de) | 2016-12-23 | 2018-06-27 | KELVION Sp. z o.o. | Verfahren zur herstellung innovativer, in extremen bedingungen arbeitender wärmetauscher |
CN112807891A (zh) * | 2020-12-31 | 2021-05-18 | 成都易态科技有限公司 | 换热除尘结构、换热除尘装置及高温含尘气体的处理方法 |
Also Published As
Publication number | Publication date |
---|---|
DE102009033661A1 (de) | 2011-01-20 |
WO2011006613A3 (de) | 2011-12-01 |
DE112010002969B4 (de) | 2017-11-16 |
DE112010002969A5 (de) | 2012-12-13 |
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