WO2020007503A1 - Tube bundle stabilization for coiled heat exchangers - Google Patents
Tube bundle stabilization for coiled heat exchangers Download PDFInfo
- Publication number
- WO2020007503A1 WO2020007503A1 PCT/EP2019/025199 EP2019025199W WO2020007503A1 WO 2020007503 A1 WO2020007503 A1 WO 2020007503A1 EP 2019025199 W EP2019025199 W EP 2019025199W WO 2020007503 A1 WO2020007503 A1 WO 2020007503A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- core tube
- support structure
- tube
- webs
- fixed
- Prior art date
Links
- 230000006641 stabilisation Effects 0.000 title description 2
- 238000011105 stabilization Methods 0.000 title description 2
- 238000004519 manufacturing process Methods 0.000 claims abstract description 9
- 238000004804 winding Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 7
- 239000012530 fluid Substances 0.000 description 4
- 238000004364 calculation method Methods 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000003466 welding 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
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/02—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being helically coiled
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/06—Bending into helical or spiral form; Forming a succession of return bends, e.g. serpentine form
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/02—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers
- B21D53/027—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers by helically or spirally winding elongated elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
- F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
- F28D2021/0033—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for cryogenic applications
Definitions
- the invention relates to a device for use in the manufacture of a tube bundle of a wound heat exchanger and a method for the manufacture of such a tube bundle.
- Such wound heat exchangers have a jacket which surrounds a jacket space for receiving a first fluid medium, a core tube being arranged in the jacket space, onto which tubes are wound with the interposition of webs, so that the tube bundle is formed. At least one second fluid medium can be guided in the tube bundle and can thus indirectly exchange heat with the first medium guided in the jacket space. Furthermore, a shirt can be provided which encloses the tube bundle formed by the tubes in order to prevent a bypass flow of the first medium in the jacket space of the heat exchanger past the tube bundle.
- the core tube has on the one hand the task of enabling the winding process of the tubes and on the other hand serves to bypass in the middle of the
- the core tube is generally arranged horizontally, while it extends along the vertical when the heat exchanger is in operation.
- the core tube When winding such tube bundles, the core tube rotates about the longitudinal axis or axial direction of the core tube, the longitudinal axis being arranged horizontally.
- the present invention is therefore based on the object of providing a device and a method for producing a tube bundle of a wound heat exchanger which reduces the opening movement of the tube bundle described at the beginning.
- a device for use in the manufacture of a tube bundle of a wound heat exchanger in which tubes are wound in a plurality of tube layers on a core tube extending in an axial direction, webs extending along the axial direction being arranged between the tube layers.
- the device is preferably none
- Component of the finished heat exchanger is provided and in particular designed to be removed from the core tube after winding the tube bundle, and has at least one first support structure for holding webs with respect to the radial direction of the core tube, the at least one first support structure for this purpose is configured to be fixed to a first end portion of the core tube, and wherein the at least one first
- Support structure rotates the core tube in a circumferential direction when the at least one first support structure is fixed to the core tube.
- the radial direction is perpendicular to the axial direction or on the longitudinal axis of the core tube and points away from it.
- Holding the first end sections of the webs with respect to the radial direction means in particular that movement of the webs (or the first and / or second end portions of the webs) is limited in the radial direction of the core tube by the at least one support structure.
- the simulations also show up at the upper end of the tube bundle, where there are usually support arms for carrying the
- Tube bundle an opening tendency of the bundle.
- Bundle support is insufficient, and support is also required in the upper area.
- the solution according to the invention allows adequate support, the at least one support structure being preferably used at the lower end of the tube bundle to hold the webs of the tube bundle and, if appropriate, also at the upper end of the tube bundle.
- the tube bundle is stabilized over the entire circumference and not only partially. As a result, it is also conceivable to wind even larger tube bundles than previously possible without the tubes or
- the at least one support structure is disk-shaped, in particular circular, and has a plurality of receptacles for holding the webs, each of which is designed to receive a first end section of a web of the tube bundle.
- the at least one first support structure has a plurality of support rings for holding the webs, which each run in a circumferential direction of the core tube when the at least one first support structure is fixed to the first end section of the core tube.
- two support rings each adjacent in the radial direction of the core tube, for holding webs of the core tube form a receptacle for a plurality of first end sections of the webs arranged next to one another in the circumferential direction of the core tube, if the at least one first support structure at the first end portion of the
- the respective two adjacent support rings are designed to guide said first end sections of the webs so as to be displaceable in the axial direction.
- the first end sections each in the
- assigned receptacle or can be fixed to the first support structure.
- the support rings of the at least one first support structure are connected to one another by struts, each of which extends in the radial direction of the core tube when the at least one first support structure is fixed to the first end section of the core tube.
- the at least one first support structure has a plurality of arms, each of which has a plurality of receptacles for holding first end sections of webs of the tube bundle, the arms each extending in the radial direction of the
- the receptacles of the at least one support structure described above are each designed as a through opening.
- the respective receptacle or through opening is designed for the form-fitting receptacle of a first end section of a web of the tube bundle. Furthermore, it can be provided according to one embodiment of the invention that the respective receptacle is designed to guide the first end section of the respective web displaceably in the axial direction. As an alternative to this, however, there is also the possibility that the first end sections can be fixed in the respective receptacle or on the first support structure with respect to the axial direction.
- the arms are connected to one another by struts which run along the circumferential direction when the at least one support structure is fixed to the first end section of the core tube.
- the arms are formed from individual bodies which are connected to one another (in particular welded to one another) and which (in relation to a state in which the at least one first support structure is fixed to the first end section of the core tube) are radial Direction are arranged side by side or one above the other, in particular the respective receptacle is formed by a recess in the respective body.
- rectangular) groove is formed and forms a through opening together with an adjacent body.
- the respective body (based on a state in which the at least one support structure is fixed to the first end section of the core tube) is formed on an underside facing the core tube, on each of which the recess or groove is formed has two opposing chamfers, the respective chamfer being formed on an edge of the underside extending along the axial direction.
- the arms of the at least one first support structure can each be fixed on an outer side of the core tube via a first end section of the respective arm, or that the arms are each fixed on a fastening ring via a first end section or are fixable, which is designed to be fixed on the outside of the core tube, wherein the fastening ring encompasses the core tube.
- the device has a second support structure for holding webs with respect to the radial direction of the core tube, the second support structure being designed to be fixed to a second end section of the core tube which is in line with the first end section is opposite to the axial direction of the core tube, and wherein the second support structure rotates around the core tube in a circumferential direction when the second support structure is fixed to the core tube.
- the second support structure can be designed in accordance with the individual embodiments which have been described above for the at least one first support structure, the respective receptacle serving here for receiving a second end section of a web (or a plurality of second end sections of webs).
- End portion of a web of the tube bundle is opposite to the first end portion of the web in the axial direction of the core tube.
- the respective web therefore extends from the first end section along the axial direction to its second
- the first end section of the core tube can be an upper one
- the at least one first support structure can have one or more recesses for carrying out one or more tube braids of the tube bundle.
- End portion of the core tube is then possibly a lower end portion of the core tube.
- first end section of the core tube can also be a lower end section of the core tube.
- the second end section is then possibly the upper end section, which in turn is the said one
- a further aspect of the invention relates to a device for use in the production of a tube bundle of a wound heat exchanger, in which tubes are wound in several tube layers on a core tube extending in an axial direction, webs extending along the axial direction being arranged between the tube layers, wherein the device has at least one first support structure for holding webs with respect to the radial direction of the core tube, the at least one first support structure being designed to be fixed to a first end section of the core tube, and wherein the at least one support structure rotates around the core tube in a circumferential direction when the at least one first support structure is fixed to the core tube.
- This device can also be further developed or characterized in more detail by the features specified in the subclaims.
- Another aspect of the present invention relates to a method for producing a tube bundle for a wound heat exchanger using a device according to the invention, wherein a core tube extending in an axial direction is provided, and wherein the at least one first support structure is thus fixed to a first end section of the core tube that the at least one first support structure rotates in a circumferential direction of the core tube (and
- pipe layers lying one above the other are wound onto the core tube, a plurality of webs being arranged between each two adjacent tube layers, each of which extends along the axial direction and is held by the at least one support structure with respect to a radial direction of the core tube.
- the second support structure is fixed to a second end section of the core tube in such a way that the second support structure rotates in a circumferential direction of the core tube (and in particular protrudes from the core tube in the radial direction), the between each two tube layers arranged webs are each held by the second support structure with respect to a radial direction of the core tube.
- the first end sections of the webs for holding the webs are arranged in receptacles of the first support structure
- the second end sections of the webs for holding the webs are arranged in receptacles of the second support structure.
- the first support structure and possibly the second support structure are removed from the core tube.
- the support structures preferably do not represent any components of the finished wound heat exchanger.
- Fig. 1 is a partially sectioned illustration of a wound
- Heat exchanger with a tube bundle which has a plurality of tubes wound on a core tube, webs running between adjacent tube layers;
- Fig. 2 is a schematic view of an embodiment of a
- Fig. 3 is a schematic view of another embodiment of a
- Device with a support structure comprising a plurality of support rings for holding webs of a tube bundle to be produced;
- Fig. 4 is a schematic view of another embodiment of a
- Fig. 5 is a schematic sectional view of a core tube with it
- FIG. 5 shows a device 1 according to the invention, which has at least one first support structure 20, which is provided here on a first end section 300b of the core tube 300.
- the device 1 can also (or alternatively) have a second support structure 21 which is fixed to a second end section 300c of the core tube 300 and is opposite the other support structure 20 in the axial direction z of the core tube 300.
- a device 1 is described below which has two mutually opposite support structures 20, 21, but in principle there is the possibility in all embodiments of the invention to dispense with one of the two support structures 20, 21.
- the device 1 is used according to the invention when winding tubes 30 onto a core tube 300 of a wound heat exchanger 100 in order to produce a tube bundle 3.
- the axial direction z or the longitudinal axis z of the core tube 300 is arranged horizontally, as shown in FIG. 5, the core tube 300 rotating about the longitudinal axis z, so that the individual tubes 30 preferably helical below
- Intermediate layer of webs 10 can be wound on the core tube 300.
- the webs 10 run between two adjacent tube layers 4 or between an outer side 300a of the core tube 300 and an innermost tube layer 4 along the axial direction z, the webs 10 being arranged one above the other in the radial direction R of the core tube 300.
- the tubes 30 can be attached to the webs 10 e.g. fixed by means of brackets, which is not shown in Figure 5.
- the device 1 or its support structures 20, 21 is used to hold the tube bundle 3 or its tube layers 4 together in the radial direction R of the tube bundle 3 or the core tube 300, so that it rotates at the ends the horizontal longitudinal axis z of the core tube 300 is not rises, and by possibly at the same time in the axial direction z of the core tube 300
- the webs 10 can, however, also be fixed to the support structures 20, 21 in the axial direction z of the core tube 300.
- the radial direction R is perpendicular to the axial direction z or longitudinal axis z along which the core tube 300 extends and points away from the longitudinal axis z.
- the completely wound tube bundle 3 can e.g. be designed in the manner of Figure 1.
- a wound heat exchanger 1 generally has a jacket 2 which extends along the longitudinal axis z (during operation) and which surrounds a jacket space 6 of the heat exchanger 1 which is used to hold a first fluid medium M. serves, the tube bundle 3 is arranged in the jacket space 6.
- the tube bundle 3 can have a plurality of tubes 30 for receiving at least a second fluid medium M ', the tubes 30, as already explained, preferably being wound at least in sections helically or helically on the core tube 300 of the heat exchanger 1, which extends along the longitudinal axis z or extends in the axial direction z in the jacket space 6.
- the tube bundle 3 Due to the winding of the tubes 30 onto the core tube 300, the tube bundle 3 has one or more tube layers 4, which are arranged one above the other in the radial direction R of the core tube 300 or the tube bundle 3. As is also indicated in FIG. 1, the tubes 30 are wound on an outer side 300a of the core tube 300 with the interposition of webs 10. Furthermore, connectors 52, 53 which are in flow connection with the jacket space 6 are provided on the jacket 2 and are used for introducing or withdrawing the first medium M. The first medium M can be guided from top to bottom or from bottom to top in the jacket space 6.
- connecting pieces 50, 51 which are in flow connection with the tube bundle 3, are provided on the jacket 2, via which the at least one second medium M 'can be introduced into the tube bundle 3 or withdrawn therefrom.
- the second medium M 'carried in the tube bundle 3 can thus indirectly exchange heat with the first medium M carried in the jacket space 6.
- the at least one second medium M ′ can also be guided in the tube bundle 3 from top to bottom or from bottom to top.
- the tubes 30 can be divided into tube groups (FIG. 1 shows three such tube groups), which can be fed separately with a second medium M '(in particular also different media).
- the tube bundle 3 can be surrounded by a shirt 7.
- FIGS. 2 to 4 show individual embodiments of the device 1 according to the invention, a first support structure 20 of the device 1 being shown in each case.
- the respective device 1 can, as already stated at the beginning, a second one
- End sections 10a of webs 10 of the tube bundle 3 is used, while the second support structure 21 is used, if appropriate, for holding second end sections 10b of the webs 10, which lie opposite the respective first end section 10a in the axial direction z.
- the webs 10 of the tube bundle 3 which are to be arranged gradually on or between the tube layers 4 are so stable in the radial direction R of the core tube (and possibly in the axial direction z so feasible) that a necessary cohesion of the tube bundle 3 when winding the tube bundle 3 in the radial direction on the first or second end portion 300b, 300c of the core tube 300 can be ensured.
- the at least one first support structure 20 is disc-shaped, in particular circular, and for holding the webs 10 or the first
- End sections 10a of the webs 10 have a plurality of receptacles 42, which are designed in particular as through openings and are each designed to receive a first end section 10a of a web 10 of the tube bundle 3.
- Support structure 20 has a central opening 20a, in which a first end section 300b of the core tube 300 can be arranged, the support structure 20 additionally at a
- outside 300a of the core tube 300 can be welded.
- the tubes 30 of the tube bundle 3 are wound onto the core tube 300 to form tube layers 4, a plurality of webs 10 being arranged on the outside 300a of the core tube 300 and on each tube layer 4, the first ends of these webs 10a in the assigned Receptacles 42 are arranged and thereby held by the first support structure 20 with respect to the radial direction R of the core tube 300.
- End sections 10b of the webs 10 can be held in an analogous manner by a second support structure 21 provided on the second end section 300b of the core tube 300.
- a constant number of webs 10 is arranged, a plurality of webs 10 being arranged one above the other in the radial direction R of the core tube 300.
- the receptacles 42 are arranged on the first and / or second support structure 20, 21 such that a plurality of receptacles 42 are arranged one above the other in a corresponding radial direction R.
- Support structure 20, 21 formed.
- Figure 3 shows an alternative embodiment of a device 1 according to the invention, in which the at least one first support structure 20 a plurality of e.g. has circularly shaped support rings 40 which are configured to hold the webs 10, the individual support rings 40 preferably rotating in a circumferential direction U of the core tube 300 when the at least one first support structure 20, as shown in FIG. 3, at the first end section 300b of the core tube 300 is fixed.
- the at least one first support structure 20 a plurality of e.g. has circularly shaped support rings 40 which are configured to hold the webs 10, the individual support rings 40 preferably rotating in a circumferential direction U of the core tube 300 when the at least one first support structure 20, as shown in FIG. 3, at the first end section 300b of the core tube 300 is fixed.
- two support rings 40 adjacent in the radial direction R of the core tube 300 for holding webs 10 of the core tube 300 in the radial direction R are objected to one another in such a way that they have a receptacle 42 for a plurality of circumferential directions U of the core tube Form 300 first end sections 10a of the webs 10 arranged side by side.
- the respective two adjacent support rings 40 can be designed to said to guide first end portions 10a of the webs 10 in the axial direction z.
- the support rings 40 are connected to one another by struts 41, which each extend in the radial direction R of the core tube 300 when the at least one first support structure 20 is fixed to the first end section 300b of the core tube 300.
- first support structure 20 can be fixed on the outer side 300a of the core tube 300 via a support ring 40 innermost in the radial direction R and / or via the struts 41, in particular by at least one welded connection.
- the tubes 30 of the tube bundle 3 are also wound onto the core tube 300 to form tube layers 4 when the device according to FIG. 3 is used, a plurality of webs in each case on the outside 300a of the core tube 300 and on each tube layer 4 10 are arranged, which are arranged with their first end sections 10a in the associated receptacles 42, that is, between two adjacent support rings 40, and are thereby held by the first support structure 20 with respect to the radial direction R of the core tube 300.
- Second end sections 10b of the webs 10 can in turn be held in an analogous manner by a second support structure 21 provided on the second end section 300b of the core tube 300 (cf. FIG. 5).
- a constant number of webs 10 is arranged, a plurality of webs 10 being arranged one above the other in the radial direction R of the core tube 300, what can be seen from the figure 3.
- the receptacles 42 are arranged on the first and / or second support structure 20, 21 such that all the webs 10 to be held or their first end sections 10a can each be arranged between two adjacent support rings 40.
- first and / or second support structure 20, 21 of the type shown in FIG. 3 completely assembled on the core tube 300 and then to arrange the webs 10 successively in the associated receptacles 42 when the tube bundle is being wound.
- first and / or second support structure 20 21 also to be built up successively.
- an innermost support ring 40 of the first and / or second support structure 20, 21 can first be arranged on the corresponding end section 300b or 300c of the core tube 300, then onto the first
- End sections 10a of webs 10 are arranged when they are placed on a current uppermost pipe layer 4, the next (adjacent) support ring 40 being then arranged on the end sections 10a and e.g. is connected via the struts 41 to the inner support ring 40.
- the first and / or second support structure 20, 21 can also be built up in layers.
- the device 1 or the first and / or second support structure 20, 21 is preferably removed from the core tube 300 again.
- FIG. 4 shows an embodiment of a device 1 according to the invention, the at least one first support structure 20 having a plurality of arms 43, two of which are shown by way of example in FIG. 4, said arms 43 each extending in the radial direction R of the core tube 300 extend when the first
- Support device 20 is fixed to the associated first end portion 300b of the core tube 300.
- Said arms 43 each have a plurality of receptacles 42 for holding first end sections 10a of webs 10 of the tube bundle 3, the respective receptacle 42 preferably being designed as a through opening.
- the respective receptacle 42 can be designed for the form-fitting receptacle of a first end section 10a of the respectively assigned web 10 of the tube bundle 3, it being possible in particular for the respective receptacle 42 to be designed to axially axially the first end section 10a of the respective web 10 To be slidable in the direction of z.
- the first end section 10a of the respective web 10 To be slidable in the direction of z.
- said arms 43 are preferably connected to one another by struts 44 which run along the circumferential direction U of the core tube 300 when the at least one first support structure 20 is fixed to the first end section 300b of the core tube 300.
- the individual arms 43 are formed from individual bodies 400 which are connected to one another, the respective receptacle 42 being formed by a recess 42, in particular in the form of a groove, of the respective body 400.
- the respective groove 42 of a body 400 forms, together with an adjacent body 400, a through-opening 42 if the said body 400, which has the groove 42, with a
- adjacent body 400 is connected, in particular welded, which then covers the groove in the radial direction R so that it forms a through opening 42 for receiving a first end section 10a of an associated web 10 of the tube bundle 3.
- the respective body 400 (based on a state in which the at least one first support structure 20 at the first end section 300b of the
- Core tube 300 is fixed) on an underside 400a facing the core tube 300, on each of which the recess 42 or groove 42 is formed, have two opposing chamfers 401, the respective chamfer 401 on an edge of the underside extending along the axial direction z 400a is formed (cf. detail of FIG. 4).
- the arms 43 each have a first
- End section 43a of the respective arm 43 can be fixed on an outer side 300a of the core tube 300, or that the arms 43 are fixed or can be fixed on a fastening ring 45 via a first end section 43a, respectively
- the fastening ring 45 the core tube 300 e.g. embraces.
- first and / or second support structure 20, 21, once fully assembled is fixed on the first and second end sections 300b and 300c of the core tube 300, the winding of the Pipe bundle 3, the webs 10 are successively arranged in the associated receptacles 42.
- the respective body 400 with its groove 42 can be placed on a web 10 arranged on the currently uppermost tube layer, so that the first end section 10a of the web 10 engages in the receptacle 42 or groove 42, the said body 400 then being able to be fixed, in particular welded, to an underlying component (for example another adjacent body 400).
- Said bevels 401 can, for example, each form a recess with an adjacent body 400, in each of which a weld seam can be formed which connects the two adjacent bodies 400 to one another, so that a through opening 42 is created for the relevant end section 10a of a web 10.
- the arms 43 can be built up successively during the winding of the tube bundle 3, the struts 44 extending in the circumferential direction U being fixed between two arms 43 to stabilize the arms 43 when the arms 43 are built up (for example via welded connections).
- the second support structure 21 for holding the second end sections 10b can each be constructed in an analogous manner.
- the device 1 or the first and / or second support structure 20, 21 is preferably removed from the core tube 300 again.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP18020311 | 2018-07-04 | ||
EP18020311.9 | 2018-07-04 |
Publications (1)
Publication Number | Publication Date |
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WO2020007503A1 true WO2020007503A1 (en) | 2020-01-09 |
Family
ID=62874546
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/EP2019/025199 WO2020007503A1 (en) | 2018-07-04 | 2019-06-26 | Tube bundle stabilization for coiled heat exchangers |
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WO (1) | WO2020007503A1 (en) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1939564A1 (en) * | 1968-08-06 | 1970-02-12 | Atomic Power Construction Ltd | Suspension system for multiple pipe arrangements, especially in heat exchangers of nuclear reactors |
DE2055655A1 (en) * | 1969-11-13 | 1971-05-19 | Air Liquide | Process for the production of a heat exchanger from tubes wound around a core and device for its implementation |
FR2096803A2 (en) * | 1970-07-09 | 1972-03-03 | Air Liquide | Automatic copier for winding tubes of heat - exchangers |
US3703028A (en) * | 1969-11-13 | 1972-11-21 | Air Liquide | Method for manufacturing very large heat exchangers |
DE2601645A1 (en) * | 1975-01-20 | 1976-07-22 | Gen Atomic Co | HEAT EXCHANGER |
DE2613745A1 (en) * | 1976-03-31 | 1977-10-06 | Linde Ag | HEAT EXCHANGER |
GB2463482A (en) * | 2008-09-12 | 2010-03-17 | Citech Energy Recovery System | A heat exchange unit |
WO2015063503A1 (en) * | 2013-10-31 | 2015-05-07 | Heat Recovery Solutions Limited | Heat exchange array |
-
2019
- 2019-06-26 WO PCT/EP2019/025199 patent/WO2020007503A1/en active Application Filing
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1939564A1 (en) * | 1968-08-06 | 1970-02-12 | Atomic Power Construction Ltd | Suspension system for multiple pipe arrangements, especially in heat exchangers of nuclear reactors |
DE2055655A1 (en) * | 1969-11-13 | 1971-05-19 | Air Liquide | Process for the production of a heat exchanger from tubes wound around a core and device for its implementation |
US3703028A (en) * | 1969-11-13 | 1972-11-21 | Air Liquide | Method for manufacturing very large heat exchangers |
FR2096803A2 (en) * | 1970-07-09 | 1972-03-03 | Air Liquide | Automatic copier for winding tubes of heat - exchangers |
DE2601645A1 (en) * | 1975-01-20 | 1976-07-22 | Gen Atomic Co | HEAT EXCHANGER |
DE2613745A1 (en) * | 1976-03-31 | 1977-10-06 | Linde Ag | HEAT EXCHANGER |
GB2463482A (en) * | 2008-09-12 | 2010-03-17 | Citech Energy Recovery System | A heat exchange unit |
WO2015063503A1 (en) * | 2013-10-31 | 2015-05-07 | Heat Recovery Solutions Limited | Heat exchange array |
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