US20190154363A1 - Heat transfer plate for plate heat exchanger and plate heat exchanger with the same - Google Patents
Heat transfer plate for plate heat exchanger and plate heat exchanger with the same Download PDFInfo
- Publication number
- US20190154363A1 US20190154363A1 US16/196,562 US201816196562A US2019154363A1 US 20190154363 A1 US20190154363 A1 US 20190154363A1 US 201816196562 A US201816196562 A US 201816196562A US 2019154363 A1 US2019154363 A1 US 2019154363A1
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- US
- United States
- Prior art keywords
- heat transfer
- ridge
- gasket groove
- plate
- groove
- 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.)
- Abandoned
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
- F28F3/08—Elements constructed for building-up into stacks, e.g. capable of being taken apart for cleaning
- F28F3/10—Arrangements for sealing the margins
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D9/00—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D9/0031—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits for one heat-exchange medium being formed by paired plates touching each other
- F28D9/0043—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits for one heat-exchange medium being formed by paired plates touching each other the plates having openings therein for circulation of at least one heat-exchange medium from one conduit to another
- F28D9/005—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits for one heat-exchange medium being formed by paired plates touching each other the plates having openings therein for circulation of at least one heat-exchange medium from one conduit to another the plates having openings therein for both heat-exchange media
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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
- F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
- F28F3/08—Elements constructed for building-up into stacks, e.g. capable of being taken apart for cleaning
- F28F3/086—Elements constructed for building-up into stacks, e.g. capable of being taken apart for cleaning having one or more openings therein forming tubular heat-exchange passages
Definitions
- Embodiments of the present disclosure relates to a heat transfer plate for a plate heat exchanger and a plate heat exchanger.
- FIG. 1 shows a typical construction of a plate heat exchanger 100 ′.
- the plate heat exchanger 100 ′ comprises a plurality of heat transfer plate 10 ′ stacked on top of each other.
- the heat transfer plates 10 ′ are formed with patterns such that flow paths are formed between each set of neighbouring heat transfer plates 10 ′. Openings 21 and 22 are formed in the heat transfer plates 10 ′ to form inlets and outlets for fluids to these flow paths.
- Gaskets 60 are positioned between the heat transfer plates 10 ′ in gasket grooves 12 formed in the heat transfer plates.
- the gasket is arranged at an edge portion of the heat transfer plate to seal the flow paths and at an area around the openings to seal pairs of the openings, such that only two of them have flow access to the flow path formed at one side of the heat transfer plate, while the other two is sealed therefrom.
- FIG. 2 shows that the heat exchanger plates 10 ′ are stacked and positioned between relatively thick and rigid top and bottom plates 51 and 52 . Tension shown by arrows is then applied to the heat exchanger plates 10 ′ to keep them close together and to squeeze the gaskets 60 slightly such that stable and fluid tight flow paths are formed. This tension typically is implemented through bolts (not shown) extending from the top plate 51 to the bottom plate 52 .
- the upper figure in FIG. 2 shows the state of the heat exchanger plates 10 ′ before the tension is applied to them, while the lower figure in FIG. 2 shows a frequently experienced problem that this tension tends to prolong the heat exchanger plates 10 ′, such as by several millimetres.
- the present disclosure provides a heat transfer plate for a plate heat exchanger and a plate heat exchanger that at least partly alleviate the prolongation of the heat transfer plates when tension is applied to the heat exchanger plates.
- Embodiments of the present disclosure provide a heat transfer plate for a plate heat exchanger.
- the heat transfer plate comprises: a plate body which has a gasket groove with a groove wall, the groove wall having a groove wall body; and a ridge disposed on the groove wall body of a segment of the gasket groove in a length direction of the gasket groove.
- the groove wall comprises two side walls and a bottom wall, each of the two side walls having a side wall body, the bottom wall having a bottom wall body, and the groove wall body comprising the side wall bodes and the bottom wall body; and the ridge is disposed on at least one of the bottom wall body and the side wall bodies of the segment of the gasket groove in the length direction of the gasket groove.
- the ridge is projected from the groove wall body in a direction from an outside of the gasket groove toward an inside of the gasket groove.
- the ridge is projected from the groove wall body in a direction from an inside of the gasket groove toward an outside of the gasket groove.
- the ridge is projected from the at least one of the bottom wall body and the side wall bodies in a direction from an outside of the gasket groove toward an inside of the gasket groove.
- the ridge is projected from the at least one of the bottom wall body and the side wall bodies in a direction from an inside of the gasket groove toward an outside of the gasket groove.
- the heat transfer plate further comprises: a heat exchanging area surrounded by the gasket groove, and the ridge is disposed on one of the side wall bodies facing towards the heat exchanging area.
- the heat transfer plate further comprises: a heat exchanging area surrounded by the gasket groove, and the ridge is disposed on one of the side wall bodies facing away from the heat exchanging area.
- the ridge is disposed on at least one of the side wall bodies, and is closer to the bottom wall body than to the plate body.
- the ridge is disposed on a middle portion of the bottom wall body in a width direction of the bottom wall body.
- the heat transfer plate further comprises: a heat exchanging area surrounded by the gasket groove, and the ridge is disposed on a side of the bottom wall body facing towards the heat exchanging area in a width direction of the bottom wall body.
- the heat transfer plate further comprises: a heat exchanging area surrounded by the gasket groove, and the ridge is disposed on a side of the bottom wall body facing away from the heat exchanging area in a width direction of the bottom wall body.
- the segment of the gasket groove extends essentially parallel to an edge of the plate body.
- the segment of the gasket groove extends essentially parallel to a length direction of the plate body.
- Embodiments of the present disclosure also provide a plate heat exchanger.
- the plate heat exchanger comprises: a plurality of abovementioned heat transfer plates which are stacked on top of each other; and gaskets disposed in the gasket grooves of some of the plurality of heat transfer plates.
- FIG. 1 is a schematic view of a prior art plate heat exchanger
- FIG. 2 is a schematic view showing states of heat transfer plates of the plate heat exchanger of FIG. 1 before and after tension is applied to them;
- FIG. 3 is a schematic view of a plate heat exchanger according to an embodiment of the present disclosure.
- FIG. 4 is a schematic view of a heat transfer plate of the plate heat exchanger of FIG. 3 .
- FIG. 5A is a schematic partially enlarged sectional view of the heat transfer plate according to an embodiment of the present disclosure, taken along the line AA in FIG. 4 ;
- FIG. 5B is a schematic partially enlarged perspective view of the heat transfer plate of FIG. 5A ;
- FIG. 6A is a schematic partially enlarged sectional view of the heat transfer plate according to another embodiment of the present disclosure, taken along the line AA in FIG. 4 ;
- FIG. 6B is a schematic partially enlarged perspective view of the heat transfer plate of FIG. 6A ;
- FIG. 7 is a schematic partially enlarged sectional view of the heat transfer plate according to still another embodiment of the present disclosure, taken along the line AA in FIG. 4 ;
- FIG. 8A is a schematic partially enlarged sectional view of the heat transfer plate according to yet another embodiment of the present disclosure, taken along the line AA in FIG. 4 ;
- FIG. 8B is a schematic partially enlarged perspective view of the heat transfer plate of FIG. 8A .
- the plate heat exchanger 100 comprises: a plurality of heat transfer plates 10 which are stacked on top of each other; and gaskets 60 (referring to FIG. 1 ) disposed in gasket grooves 12 of some of the plurality of heat transfer plates 10 .
- the heat transfer plates 10 are formed with patterns such that flow paths are formed between each set of neighbouring heat transfer plates 10 . Openings 21 and 22 are formed in the heat transfer plates 10 to form inlets and outlets for fluids to these flow paths.
- the heat transfer plate 10 comprises: a plate body 11 and a ridge 20 .
- the plate body 11 has a gasket groove 12 with a groove wall 13 , 14 .
- the groove wall 13 , 14 has a groove wall body 130 , 140 .
- the ridge 20 is disposed on the groove wall body 130 , 140 of a segment 120 of the gasket groove 12 in a length direction of the gasket groove 12 .
- the ridge 20 may be continuous.
- the ridge 20 may extend essentially parallel to an edge 121 of the plate body 11 or extends essentially parallel to a length direction of the plate body 11 ( FIG. 4 ).
- the heat transfer plate 10 may be formed of a metal plate by pressing.
- the ridge 20 is projected from the groove wall body 130 , 140 in a direction from an outside of the gasket groove 12 toward an inside of the gasket groove 12 .
- the ridge 20 may also be projected from the groove wall body 130 , 140 in a direction from an inside of the gasket groove 12 toward an outside of the gasket groove 12 .
- the groove wall 13 , 14 comprises two side walls 13 and a bottom wall 14 .
- Each of the two side walls 13 has a side wall body 130
- the bottom wall 14 has a bottom wall body 140
- the groove wall body 130 , 140 comprises the side wall bodes 130 and the bottom wall body 140 .
- the ridge 20 is disposed on at least one of the bottom wall body 140 and the side wall bodies 130 of the segment 120 of the gasket groove 12 in the length direction of the gasket groove 12 . As shown in FIGS.
- the ridge 20 is projected from the at least one of the bottom wall body 140 and the side wall bodies 130 in a direction from an outside of the gasket groove 12 toward an inside of the gasket groove 12 .
- the ridge 20 may also be projected from the at least one of the bottom wall body 140 and the side wall bodies 130 in a direction from an inside of the gasket groove 12 toward an outside of the gasket groove 12 .
- FIG. 8A shows the cross section of a part of the gasket groove and its groove wall where the encircled part illustrates the ridge formed in the groove wall of the gasket groove.
- the heat transfer plate 10 further comprises: a heat exchanging area 101 surrounded by the gasket groove 12 .
- the ridge 20 is disposed on one of the side wall bodies 130 facing towards the heat exchanging area 101 .
- corrugations 102 in the heat exchanging area 101 are integrated with the ridge 20 , and accordingly are deformed slightly as indicated by the encircled part in FIG. 8B .
- FIGS. 1 shows the cross section of a part of the gasket groove and its groove wall where the encircled part illustrates the ridge formed in the groove wall of the gasket groove.
- the heat transfer plate 10 further comprises: a heat exchanging area 101 surrounded by the gasket groove 12 .
- the ridge 20 is disposed on one of the side wall bodies 130 facing towards the heat exchanging area 101 .
- the ridge 20 is disposed on one of the side wall bodies 130 facing away from the heat exchanging area 101 .
- the ridge 20 is disposed on at least one of the side wall bodies 130 , and is closer to the bottom wall body 140 than to the plate body 11 .
- the ridge 20 may be closer to the plate body 11 than to the bottom wall body 140 , or the ridge 20 may also be disposed on a middle portion of at least one of the side wall bodies 130 in a width direction of the side wall body 130 .
- the ridge 20 constitutes a barrier for protecting the heat exchanging area 101 as well as the groove wall 13 , 14 . Referring to FIGS.
- the heat transfer plates 10 are formed with the chevron-shaped corrugations 102 .
- the present invention is not limited to any structure formed in the heat exchanging area.
- the heat transfer plates 10 may also be formed with other patterns such as bulges and hollows.
- the heat transfer plates 10 are reinforced by the ridge 20 to have sufficient rigidity, thereby preventing the elongation of the heat transfer plates 10 at least under the action of the tension.
- the ridge 20 is disposed on one of the side wall bodies 130
- the ridge may be formed in either or both of the side wall bodies 130 .
- the ridge 20 is disposed on a middle portion of the bottom wall body 140 in a width direction of the bottom wall body 140 .
- the ridge 20 is disposed on a side of the bottom wall body 140 facing towards the heat exchanging area 101 in a width direction of the bottom wall body 140 , or the ridge 20 may also be disposed on a side of the bottom wall body 140 facing away from the heat exchanging area 101 in the width direction of the bottom wall body 140 .
- the segment 120 of the gasket groove 12 provided with the ridge 20 extends essentially parallel to an edge 121 of the plate body 11 or extends essentially parallel to a length direction of the plate body 11 .
- the segment 120 of the gasket groove 12 provided with the ridge 20 may have a length essentially equal to a length of an entire straight portion of the gasket groove 12 .
- the straight portion of the gasket groove 12 is essentially parallel to the edge 121 of the plate body 11 or the length direction of the plate body 11 .
- a plurality of ridge 20 may be formed on the groove wall body 130 , 140 .
- the figures shows that one of the bottom wall body 140 and the side wall bodies 130 is formed with the ridge 20 , but all of the bottom wall body 140 and the side wall bodies 130 , the bottom wall body 140 and one of the side wall bodies 130 , or all of the side wall bodies 130 may be formed with the ridges 20 .
- the gasket groove 12 has a U-shaped cross section
- the cross section of the gasket groove 12 may have any other appropriate shapes, such as a V shape, and a semicircular shape.
- the prolongation of the heat transfer plates 10 occurring when tension is applied to the heat exchanger plates can be at least partly alleviated.
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
Description
- This application claims foreign priority benefits under U.S.C. § 119 to Denmark Patent Application No. PA201700670 filed on Nov. 22, 2017, the content of which is hereby incorporated by reference in its entirety.
- Embodiments of the present disclosure relates to a heat transfer plate for a plate heat exchanger and a plate heat exchanger.
-
FIG. 1 shows a typical construction of aplate heat exchanger 100′. Theplate heat exchanger 100′ comprises a plurality ofheat transfer plate 10′ stacked on top of each other. Theheat transfer plates 10′ are formed with patterns such that flow paths are formed between each set of neighbouringheat transfer plates 10′.Openings heat transfer plates 10′ to form inlets and outlets for fluids to these flow paths.Gaskets 60 are positioned between theheat transfer plates 10′ ingasket grooves 12 formed in the heat transfer plates. The gasket is arranged at an edge portion of the heat transfer plate to seal the flow paths and at an area around the openings to seal pairs of the openings, such that only two of them have flow access to the flow path formed at one side of the heat transfer plate, while the other two is sealed therefrom. -
FIG. 2 shows that theheat exchanger plates 10′ are stacked and positioned between relatively thick and rigid top andbottom plates heat exchanger plates 10′ to keep them close together and to squeeze thegaskets 60 slightly such that stable and fluid tight flow paths are formed. This tension typically is implemented through bolts (not shown) extending from thetop plate 51 to thebottom plate 52. - The upper figure in
FIG. 2 shows the state of theheat exchanger plates 10′ before the tension is applied to them, while the lower figure inFIG. 2 shows a frequently experienced problem that this tension tends to prolong theheat exchanger plates 10′, such as by several millimetres. - The present disclosure provides a heat transfer plate for a plate heat exchanger and a plate heat exchanger that at least partly alleviate the prolongation of the heat transfer plates when tension is applied to the heat exchanger plates.
- Embodiments of the present disclosure provide a heat transfer plate for a plate heat exchanger. The heat transfer plate comprises: a plate body which has a gasket groove with a groove wall, the groove wall having a groove wall body; and a ridge disposed on the groove wall body of a segment of the gasket groove in a length direction of the gasket groove.
- According to embodiments of the present disclosure, the groove wall comprises two side walls and a bottom wall, each of the two side walls having a side wall body, the bottom wall having a bottom wall body, and the groove wall body comprising the side wall bodes and the bottom wall body; and the ridge is disposed on at least one of the bottom wall body and the side wall bodies of the segment of the gasket groove in the length direction of the gasket groove.
- According to embodiments of the present disclosure, the ridge is projected from the groove wall body in a direction from an outside of the gasket groove toward an inside of the gasket groove.
- According to embodiments of the present disclosure, the ridge is projected from the groove wall body in a direction from an inside of the gasket groove toward an outside of the gasket groove.
- According to embodiments of the present disclosure, the ridge is projected from the at least one of the bottom wall body and the side wall bodies in a direction from an outside of the gasket groove toward an inside of the gasket groove.
- According to embodiments of the present disclosure, the ridge is projected from the at least one of the bottom wall body and the side wall bodies in a direction from an inside of the gasket groove toward an outside of the gasket groove.
- According to embodiments of the present disclosure, the heat transfer plate further comprises: a heat exchanging area surrounded by the gasket groove, and the ridge is disposed on one of the side wall bodies facing towards the heat exchanging area.
- According to embodiments of the present disclosure, the heat transfer plate further comprises: a heat exchanging area surrounded by the gasket groove, and the ridge is disposed on one of the side wall bodies facing away from the heat exchanging area.
- According to embodiments of the present disclosure, the ridge is disposed on at least one of the side wall bodies, and is closer to the bottom wall body than to the plate body.
- According to embodiments of the present disclosure, the ridge is disposed on a middle portion of the bottom wall body in a width direction of the bottom wall body.
- According to embodiments of the present disclosure, the heat transfer plate further comprises: a heat exchanging area surrounded by the gasket groove, and the ridge is disposed on a side of the bottom wall body facing towards the heat exchanging area in a width direction of the bottom wall body.
- According to embodiments of the present disclosure, the heat transfer plate further comprises: a heat exchanging area surrounded by the gasket groove, and the ridge is disposed on a side of the bottom wall body facing away from the heat exchanging area in a width direction of the bottom wall body.
- According to embodiments of the present disclosure, the segment of the gasket groove extends essentially parallel to an edge of the plate body.
- According to embodiments of the present disclosure, the segment of the gasket groove extends essentially parallel to a length direction of the plate body.
- Embodiments of the present disclosure also provide a plate heat exchanger. The plate heat exchanger comprises: a plurality of abovementioned heat transfer plates which are stacked on top of each other; and gaskets disposed in the gasket grooves of some of the plurality of heat transfer plates.
- These and other objects, features and advantages of the present disclosure will become apparent in light of the detailed description of embodiments thereof, as illustrated in the accompanying drawings.
-
FIG. 1 is a schematic view of a prior art plate heat exchanger; -
FIG. 2 is a schematic view showing states of heat transfer plates of the plate heat exchanger ofFIG. 1 before and after tension is applied to them; -
FIG. 3 is a schematic view of a plate heat exchanger according to an embodiment of the present disclosure; -
FIG. 4 is a schematic view of a heat transfer plate of the plate heat exchanger ofFIG. 3 . -
FIG. 5A is a schematic partially enlarged sectional view of the heat transfer plate according to an embodiment of the present disclosure, taken along the line AA inFIG. 4 ; -
FIG. 5B is a schematic partially enlarged perspective view of the heat transfer plate ofFIG. 5A ; -
FIG. 6A is a schematic partially enlarged sectional view of the heat transfer plate according to another embodiment of the present disclosure, taken along the line AA inFIG. 4 ; -
FIG. 6B is a schematic partially enlarged perspective view of the heat transfer plate ofFIG. 6A ; -
FIG. 7 is a schematic partially enlarged sectional view of the heat transfer plate according to still another embodiment of the present disclosure, taken along the line AA inFIG. 4 ; -
FIG. 8A is a schematic partially enlarged sectional view of the heat transfer plate according to yet another embodiment of the present disclosure, taken along the line AA inFIG. 4 ; and -
FIG. 8B is a schematic partially enlarged perspective view of the heat transfer plate ofFIG. 8A . - Referring to
FIGS. 3 and 4 , aplate heat exchanger 100 according to an embodiment of the present disclosure is shown. Theplate heat exchanger 100 comprises: a plurality ofheat transfer plates 10 which are stacked on top of each other; and gaskets 60 (referring toFIG. 1 ) disposed ingasket grooves 12 of some of the plurality ofheat transfer plates 10. Theheat transfer plates 10 are formed with patterns such that flow paths are formed between each set of neighbouringheat transfer plates 10.Openings heat transfer plates 10 to form inlets and outlets for fluids to these flow paths. - Referring to
FIGS. 3 to 8B , theheat transfer plate 10 comprises: aplate body 11 and aridge 20. Theplate body 11 has agasket groove 12 with agroove wall groove wall groove wall body ridge 20 is disposed on thegroove wall body segment 120 of thegasket groove 12 in a length direction of thegasket groove 12. Theridge 20 may be continuous. In addition, theridge 20 may extend essentially parallel to anedge 121 of theplate body 11 or extends essentially parallel to a length direction of the plate body 11 (FIG. 4 ). Theheat transfer plate 10 may be formed of a metal plate by pressing. - Referring to
FIGS. 4 to 8B , theridge 20 is projected from thegroove wall body gasket groove 12 toward an inside of thegasket groove 12. Alternatively, theridge 20 may also be projected from thegroove wall body gasket groove 12 toward an outside of thegasket groove 12. - Referring to
FIGS. 4 to 8B , in some embodiments, thegroove wall side walls 13 and abottom wall 14. Each of the twoside walls 13 has aside wall body 130, thebottom wall 14 has abottom wall body 140, and thegroove wall body bottom wall body 140. Theridge 20 is disposed on at least one of thebottom wall body 140 and theside wall bodies 130 of thesegment 120 of thegasket groove 12 in the length direction of thegasket groove 12. As shown inFIGS. 4 to 8B , theridge 20 is projected from the at least one of thebottom wall body 140 and theside wall bodies 130 in a direction from an outside of thegasket groove 12 toward an inside of thegasket groove 12. Alternatively, theridge 20 may also be projected from the at least one of thebottom wall body 140 and theside wall bodies 130 in a direction from an inside of thegasket groove 12 toward an outside of thegasket groove 12. - Referring to
FIGS. 4, 8A and 8B ,FIG. 8A shows the cross section of a part of the gasket groove and its groove wall where the encircled part illustrates the ridge formed in the groove wall of the gasket groove. Theheat transfer plate 10 further comprises: aheat exchanging area 101 surrounded by thegasket groove 12. In an embodiment, theridge 20 is disposed on one of theside wall bodies 130 facing towards theheat exchanging area 101. In the present embodiment,corrugations 102 in theheat exchanging area 101 are integrated with theridge 20, and accordingly are deformed slightly as indicated by the encircled part inFIG. 8B . Alternatively, referring toFIGS. 5A and 5B , theridge 20 is disposed on one of theside wall bodies 130 facing away from theheat exchanging area 101. In some embodiments, referring toFIGS. 5A, 5B, 8A and 8B , theridge 20 is disposed on at least one of theside wall bodies 130, and is closer to thebottom wall body 140 than to theplate body 11. Alternatively, theridge 20 may be closer to theplate body 11 than to thebottom wall body 140, or theridge 20 may also be disposed on a middle portion of at least one of theside wall bodies 130 in a width direction of theside wall body 130. Theridge 20 constitutes a barrier for protecting theheat exchanging area 101 as well as thegroove wall FIGS. 5B, 6B, and 8B , in theheat exchanging area 101, theheat transfer plates 10 are formed with the chevron-shapedcorrugations 102. However, the present invention is not limited to any structure formed in the heat exchanging area. For example, in theheat exchanging area 101, theheat transfer plates 10 may also be formed with other patterns such as bulges and hollows. Theheat transfer plates 10 are reinforced by theridge 20 to have sufficient rigidity, thereby preventing the elongation of theheat transfer plates 10 at least under the action of the tension. Although the figures show that theridge 20 is disposed on one of theside wall bodies 130, the ridge may be formed in either or both of theside wall bodies 130. - Referring to
FIGS. 6A and 6B , in another embodiment, theridge 20 is disposed on a middle portion of thebottom wall body 140 in a width direction of thebottom wall body 140. Alternatively, referring toFIG. 7 , theridge 20 is disposed on a side of thebottom wall body 140 facing towards theheat exchanging area 101 in a width direction of thebottom wall body 140, or theridge 20 may also be disposed on a side of thebottom wall body 140 facing away from theheat exchanging area 101 in the width direction of thebottom wall body 140. - Referring to
FIG. 4 , in some embodiments, thesegment 120 of thegasket groove 12 provided with theridge 20 extends essentially parallel to anedge 121 of theplate body 11 or extends essentially parallel to a length direction of theplate body 11. Thesegment 120 of thegasket groove 12 provided with theridge 20 may have a length essentially equal to a length of an entire straight portion of thegasket groove 12. The straight portion of thegasket groove 12 is essentially parallel to theedge 121 of theplate body 11 or the length direction of theplate body 11. - Although in the embodiments, only one
ridge 20 is formed on thegroove wall body ridge 20 may be formed on thegroove wall body bottom wall body 140 and theside wall bodies 130 is formed with theridge 20, but all of thebottom wall body 140 and theside wall bodies 130, thebottom wall body 140 and one of theside wall bodies 130, or all of theside wall bodies 130 may be formed with theridges 20. - While the figures shows that the
gasket groove 12 has a U-shaped cross section, the cross section of thegasket groove 12 may have any other appropriate shapes, such as a V shape, and a semicircular shape. - With the
heat transfer plate 10 and theplate heat exchanger 100 according to the embodiments of the present disclosure, the prolongation of theheat transfer plates 10 occurring when tension is applied to the heat exchanger plates can be at least partly alleviated. - While the principles of the present disclosure have been described herein, it is to be understood by those skilled in the art that this description is made only by way of example and not as a limitation as to the scope of the disclosure. Other embodiments are contemplated within the scope of the present disclosure in addition to the exemplary embodiments shown and described herein. Modifications and substitutions by one of ordinary skill in the art are considered to be within the scope of the present disclosure.
Claims (20)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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DKPA201700670 | 2017-11-22 | ||
DKPA201700670A DK179580B1 (en) | 2017-11-22 | 2017-11-22 | Heat transfer plate for plate heat exchanger and plate heat exchanger with the same |
Publications (1)
Publication Number | Publication Date |
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US20190154363A1 true US20190154363A1 (en) | 2019-05-23 |
Family
ID=63857755
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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US16/196,562 Abandoned US20190154363A1 (en) | 2017-11-22 | 2018-11-20 | Heat transfer plate for plate heat exchanger and plate heat exchanger with the same |
Country Status (5)
Country | Link |
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US (1) | US20190154363A1 (en) |
EP (1) | EP3489605A1 (en) |
CN (1) | CN109813159B (en) |
DK (1) | DK179580B1 (en) |
RU (1) | RU2697283C1 (en) |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE116638C1 (en) * | ||||
SE356123B (en) * | 1971-10-08 | 1973-05-14 | Alfa Laval Ab | |
DE2948586A1 (en) * | 1979-12-03 | 1981-06-25 | Alfa-Laval AB, 14700 Tumba | HEAT EXCHANGER |
GB9119727D0 (en) * | 1991-09-16 | 1991-10-30 | Apv Baker Ltd | Plate heat exchanger |
IT1278832B1 (en) * | 1995-05-25 | 1997-11-28 | Luca Cipriani | PLATE FOR HEAT EXCHANGER WITH PLATES AT HIGH WORKING PRESSURE AND EXCHANGER EQUIPPED WITH SUCH PLATES |
SE524751C2 (en) * | 2002-07-29 | 2004-09-28 | Alfa Laval Corp Ab | Heat exchanger plate, plate heat exchanger and method of manufacturing a heat exchanger plate |
SE528847C2 (en) * | 2005-01-28 | 2007-02-27 | Alfa Laval Corp Ab | Gasket assembly for plate heat exchanger |
CN2864560Y (en) * | 2005-11-28 | 2007-01-31 | 大元热板株式会社 | Plate-type heat exchanger heat transfer plate and seal pad structure |
RU2347996C1 (en) * | 2007-09-03 | 2009-02-27 | Алексей Иванович Худяков | Counter-flow plate-type heat exchanger |
CN201155933Y (en) * | 2007-12-27 | 2008-11-26 | 北京思诚翰盛机械制造有限责任公司 | Improved super large plate heat exchanger |
DK177634B1 (en) * | 2013-03-08 | 2014-01-13 | Danfoss As | Fixing gasket in plate type heat exchanger |
-
2017
- 2017-11-22 DK DKPA201700670A patent/DK179580B1/en not_active IP Right Cessation
-
2018
- 2018-10-15 EP EP18200291.5A patent/EP3489605A1/en not_active Withdrawn
- 2018-10-31 RU RU2018138477A patent/RU2697283C1/en active
- 2018-11-15 CN CN201811362965.XA patent/CN109813159B/en not_active Expired - Fee Related
- 2018-11-20 US US16/196,562 patent/US20190154363A1/en not_active Abandoned
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RU2697283C1 (en) | 2019-08-13 |
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CN109813159B (en) | 2021-02-02 |
DK201700670A1 (en) | 2019-02-20 |
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