EP4487070A1 - Plaque constitutive d'un échangeur de chaleur et échangeur de chaleur comprenant au moins une telle plaque - Google Patents
Plaque constitutive d'un échangeur de chaleur et échangeur de chaleur comprenant au moins une telle plaqueInfo
- Publication number
- EP4487070A1 EP4487070A1 EP23705560.3A EP23705560A EP4487070A1 EP 4487070 A1 EP4487070 A1 EP 4487070A1 EP 23705560 A EP23705560 A EP 23705560A EP 4487070 A1 EP4487070 A1 EP 4487070A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- plates
- heat exchanger
- plate
- channel
- circulation
- 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.)
- Pending
Links
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
- 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
-
- 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
-
- 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
- F28D9/0056—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 with U-flow or serpentine-flow inside conduits; with centrally arranged openings on the plates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
- F28F3/02—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations
- F28F3/04—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element
- F28F3/042—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element in the form of local deformations of the element
- F28F3/044—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element in the form of local deformations of the element the deformations being pontual, e.g. dimples
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
- F28F3/02—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations
- F28F3/04—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element
- F28F3/042—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element in the form of local deformations of the element
- F28F3/046—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element in the form of local deformations of the element the deformations being linear, e.g. corrugations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2250/00—Arrangements for modifying the flow of the heat exchange media, e.g. flow guiding means; Particular flow patterns
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/02—Header boxes; End plates
- F28F9/0246—Arrangements for connecting header boxes with flow lines
- F28F9/0251—Massive connectors, e.g. blocks; Plate-like connectors
- F28F9/0253—Massive connectors, e.g. blocks; Plate-like connectors with multiple channels, e.g. with combined inflow and outflow channels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/02—Header boxes; End plates
- F28F9/0246—Arrangements for connecting header boxes with flow lines
- F28F9/0256—Arrangements for coupling connectors with flow lines
- F28F9/0258—Arrangements for coupling connectors with flow lines of quick acting type, e.g. with snap action
Definitions
- Constituent plate of a heat exchanger and heat exchanger comprising at least one such plate
- the present invention relates to the constituent plates of a heat exchanger. Its subject is such plates and a heat exchanger comprising at least one pair of such plates.
- an element such as an electric motor, a battery, a calorie and/or cold storage device or the like.
- the motor vehicle is equipped with an installation which comprises a coolant circuit inside which a coolant fluid circulates and a heat transfer liquid circuit inside which a heat transfer liquid circulates.
- the refrigerant circuit comprises a compressor for compressing the refrigerant fluid, a heat exchanger for cooling the refrigerant fluid at constant pressure, an expansion member for allowing expansion of the refrigerant fluid and a heat exchanger which is arranged to allow heat transfer between the refrigerant and the heat transfer liquid.
- the motor vehicle may also comprise an exchanger to allow heat transfer between two refrigerant fluids at different temperatures, or between two heat transfer fluids at different temperatures.
- the heat exchanger is an exchanger formed of plates stacked and joined together to form a tube delimiting a circulation channel for the refrigerant fluid or the heat transfer liquid.
- the plates comprise at least two openings, made in a bottom of the plate, to supply the circulation channel with heat transfer liquid or with coolant.
- the circulation channel provides a passage section for the heat transfer liquid or for the coolant which is a surface taken perpendicular to a plane in which the plates extend and perpendicular to a longitudinal elongation axis of the plates. It is known to arrange protuberances inside the circulation channel to disturb a flow of the refrigerant fluid and/or of the heat transfer liquid inside the circulation channel.
- the protuberances result from a deformation, in particular by stamping, of at least one of the plates.
- Each protuberance comprises a base formed in the bottom of the plate and a top wall formed opposite the base.
- the invention relates to a fluid circulation channel formed by at least two plates, each of the plates comprising a bottom and a section, the bottom extending in a first plane, the section extending in a parallel plane and offset from the foreground, the bottom and the section being connected to each other by an intermediate section.
- Said channel is also characterized in that the bottom of at least one of the plates comprises a first protuberance, said first protuberance being characterized in that it extends from its base, formed in the first plane of the bottom of said plate, towards its top wall, said top wall being in contact with the bottom of the opposite plate and partially facing the intermediate section of said plate.
- the fluid circulation channel is characterized in that at least one of the plates comprises at least one second protuberance, extending from its base towards a top wall, said top wall being in contact with the bottom of the opposite plate over its entire surface.
- the fluid circulation channel is characterized in that the first protrusions and/or the second protrusions are of frustoconical shape.
- the fluid circulation channel is characterized in that the top wall of the first protuberances and/or of the second protuberances is of circular, rectangular, triangular or chevron section. According to at least one of the aspects of the invention, the fluid circulation channel is characterized in that the top wall of the first protuberances and/or of the second protrusions extends along a plane parallel to the first planes of each of the plates.
- the fluid circulation channel is characterized in that the height of the protuberances is taken between the base and the top wall of said protuberance, this height being between 0.3 mm and 2.0 mm, and preferably between 0.5 mm and 1.5 mm, ideally between 0.7 mm and 1.3 mm.
- the fluid circulation channel is characterized in that the plates are of rectangular shape.
- the fluid circulation channel is characterized in that each of the plates comprises at least one raised edge, said raised edge surrounding the bottom.
- the fluid circulation channel is characterized in that the bottom and the raised edge of each of the plates delimit the fluid circulation channel.
- the fluid circulation channel is characterized in that the plates comprise two longitudinal raised edges arranged opposite each other and two lateral raised edges arranged in vis-à-vis each other.
- the invention also relates to a heat exchanger comprising a stack of plates according to the invention.
- the heat exchanger is characterized in that the stack of plates forms an alternation of first channels and second channels, intended respectively for the circulation of a refrigerant fluid and of a heat transfer liquid.
- the heat exchanger is characterized in that the first planes in which the bottoms of the plates fit are perpendicular to the stacking direction.
- the heat exchanger is characterized in that the section of each of the plates is in contact with the bottom of the opposite plate. According to at least one of the aspects of the invention, the heat exchanger is characterized in that each of the plates comprises at least four openings. According to at least one of the aspects of the invention, the heat exchanger is characterized in that each of these openings can be triangular, rectangular or circular. According to at least one of the aspects of the invention, the heat exchanger is characterized in that each of the sections of each of the plates comprises an opening. This has the advantage of producing the maximum mechanical stress during the bursting or cycling pressure tests and thus favoring a potential rupture on the first protuberance.
- the heat exchanger is characterized in that the openings are distributed two by two at each longitudinal end of the plate, and more particularly at each of the corners of the bottom of the plate . This has the advantage of simplifying the check at the end of the tests by making it possible to check only at least one of the ends of the channel and by facilitating access to the first protrusion.
- the heat exchanger is characterized in that two openings are configured to communicate with one of the first circulation paths arranged on one side of the bottom and the two other openings are configured to communicate with one of the second circulation paths arranged on another side of the bottom.
- the heat exchanger is characterized in that the channel has an I-shaped profile. According to at least one other aspect of the invention, the heat exchanger is characterized in that the bottom of the plates comprises a rib arranged so that the channel has a U-shaped profile. According to at least one of the aspects of the invention, the heat exchanger is characterized in that the protrusions are deformations of the plate. According to at least one of the aspects of the invention, the heat exchanger is characterized in that the plates are made by stamping.
- the heat exchanger is characterized in that the plates are made of a metallic material, for example capable of being stamped to form in particular the protrusions by stamping the plate, the metallic material being chosen from thermally conductive metallic materials, aluminum or aluminum alloy in particular.
- the invention also relates to an installation intended for the heat treatment of an element for a vehicle, said element possibly being in particular an electric or thermal motor and/or an electrical energy storage battery, said installation comprising at least one heat exchanger according to the invention.
- FIG. 1 is a schematic view of an installation comprising at least least one heat exchanger according to the invention
- - Figure 2 is a schematic view of a first participating heat exchanger of the installation shown in Figure 1
- - Figure 3 is a partial schematic view of the first heat exchanger shown in Figure 2
- - Figure 4 is a schematic front view of a constituent plate of the first heat exchanger shown in Figures 2 and 3.
- Such an element 1 is in particular an electric or thermal motor intended to at least partially propel the motor vehicle, a battery provided for storing electrical energy, a calorie and/or cold storage device or the like.
- the motor vehicle is equipped with an installation 2 which comprises a coolant circuit 3 inside which circulates a coolant fluid 4, carbon dioxide for example or the like, and a coolant circuit 5 at the inside which circulates a heat transfer liquid 6, in particular glycol water or the like.
- Installation 2 comprises at least one heat exchanger 11, 12 according to the present invention. The installation 2 is described below to better understand the present invention but the characteristics of the installation 2 described are in no way restrictive for the heat exchanger 11, 12 of the present invention.
- the refrigerant circuit 3 comprises a compressor 7 for compressing the refrigerant fluid 4, a refrigerant fluid/external air exchanger 8 for cooling the refrigerant fluid 4 at constant pressure, for example placed on the front face of the motor vehicle, an expansion device 9 to allow expansion of the refrigerant fluid 4 and a first heat exchanger 11 which is arranged to allow heat transfer between the refrigerant fluid 4 and the heat transfer liquid 6.
- the coolant circuit 3 comprises a second heat exchanger 12 which is arranged to allow heat transfer between the coolant 4 and an air flow 10, the air flow 10 circulating for example at the inside a pipe 13 of a ventilation, heating and/or air conditioning system, before being delivered inside a passenger compartment of the motor vehicle.
- the element 1 is in relation with a heat exchanger 14, the heat exchanger 14 being capable of modifying a temperature of the element 1, in particular by direct contact made between the element 1 and the heat exchanger 14 , the heat exchanger 14 constituting the heat transfer liquid circuit 5.
- the heat transfer liquid circuit 5 comprises a pump 15 for circulating the heat transfer liquid 6 inside the heat transfer liquid circuit 5.
- the heat transfer liquid circuit 5 comprises the first heat exchanger 11 which also constitutes the refrigerant circuit 3.
- the first heat exchanger 11 comprises at least a first circulation path 21 of the refrigerant fluid 4 and at least a second circulation path 22 of the heat transfer liquid 6, the first circulation path 21 and the second circulation path 22 being arranged to allow heat exchange between the refrigerant fluid 4 present inside the first circulation path 21 and the heat transfer liquid 6 present inside the second path circulation path 22.
- the first heat exchanger 11 comprises several first circulation paths 21 and several second circulation paths 22.
- a first circulation path 21 is interposed between two second circulation paths 22, and a second circulation path 22 is interposed between two first circulation paths 21.
- the first heat exchanger 11 thus comprises an alternation of first circulation paths 21 and second circulation paths 22.
- the heat transfer liquid 6 circulates from the pump 15 to the first heat exchanger 11, then circulates inside the first heat exchanger 11 by taking the second circulation paths 22 to exchange calories with the refrigerant fluid 4 present inside the first paths circulation 21.
- the heat transfer liquid then circulates in the heat exchanger 14 to exchange calories with the element 1, then returns to the pump 15.
- the refrigerant fluid 4 circulates from the compressor 7 to the refrigerant fluid exchanger / outside air 8, then to the expansion device 9.
- the refrigerant 4 then circulates inside the first heat exchanger 11 by taking the first circulation paths 21 inside which the coolant 4 exchanges calories with the coolant 6 present inside the second circulation paths 22, then returns to the compressor 7.
- the refrigerant fluid 4 circulates inside the second heat exchanger 12 by taking circulation paths inside which the refrigerant fluid 4 exchanges calories with the air flow 10, then returns to the compressor 7.
- the first heat exchanger 11 is generally parallelepipedic and comprises a flange 100a and a flange 100b.
- the cheek 100a is provided with an inlet for the heat transfer liquid 101 via which the heat transfer liquid 6 penetrates inside the first heat exchanger 11.
- the cheek 100a is also provided with an evacuation of the heat transfer liquid 102 by through which the heat transfer liquid 6 is evacuated from the first heat exchanger 11.
- the second circulation paths 22 extend between the heat transfer liquid inlet 101 and the heat transfer liquid discharge 102.
- the flange 100a also comprises a coolant inlet 103 through which the coolant 4 enters the inside of the first heat exchanger 11 and a coolant outlet 104 through which the coolant 4 is discharged from the first heat exchanger of heat 11.
- the first circulation paths 21 extend between the inlet of the refrigerant fluid 103 and the evacuation of the refrigerant fluid 104.
- the first heat exchanger 11 is a plate exchanger which comprises a plurality of plates 105, such as the plates 105 shown schematically in Figures 4.
- the plate 105 extends mainly along a longitudinal axis of elongation A1.
- the plate 105 comprises a bottom 106 and at least one raised edge 108a, 108b, 109a, 109b which surrounds the bottom 106. raised 108a, 108b, 109a, 109b surrounds the bottom 106.
- the plate 105 is arranged in a generally rectangular tub, the bottom of the tub being made up of the bottom 106 and the edges of the tub being made up of the raised edge 108a, 108b, 109a, 109b. More particularly, the raised edge 108a, 108b, 109a, 109b comprises two longitudinal raised edges 108a, 108b arranged opposite each other and two lateral raised edges 109a, 109b arranged opposite each other. one of the other. Plate 105 includes four openings 110, said openings 110 possibly being triangular. These openings 110 can also be, for example, circular, rectangular.
- openings 110 are distributed two by two at each longitudinal end of the plate 105, and more particularly at each of the corners of the bottom 106 of the plate 105. Two of these openings 110 are configured to communicate with one of the first circulation paths 21 provided on one side of the bottom 106 and the two other openings 110 are configured to communicate with one of the second circulation paths 22 provided on another side of the bottom 106. Two of the openings 110 provided at the same longitudinal end of the plate 105 are each surrounded by a section 120, so that these openings 110 surrounded by this section 120 extend in a first parallel and offset plane, in a direction perpendicular to the bottom 106 of the plates 105, with respect to a first plane P1 in which fits the bottom 106.
- the two other openings 110 located at the other longitudinal end of the plate 105 extend in the first plane P1.
- the bottom 106 and each of the sections 120 of each of the plates 105 are interconnected by an intermediate section 119.
- Two plates 105 are nested one inside the other and in contact with each other at least by the intermediate their raised edges 108a, 108b, 109a, 109b.
- two plates 105 are stacked one above the other and leave between them a space which forms the channel 111a, 111b for circulating the coolant 4 or heat transfer liquid 6.
- the bottom 106 comprises a rib 113 which is arranged so that the channel 111a, 111b has a U-shaped profile.
- the rib 113 is parallel to a direction D of elongation of the longitudinal raised edges 108a, 108b, the direction D of elongation of the longitudinal raised edges 108a, 108b preferably being parallel to the longitudinal axis of elongation A1 of the plate 105.
- the rib 113 extends between a first longitudinal end 114 and a second longitudinal end 115 , the first longitudinal end 114 being in contact with the raised edge 108a, 108b, 109a, 109b, and preferably in contact with a first lateral raised edge 109a that includes the raised edge 108a, 108b, 109a, 109b.
- the second longitudinal end 115 is located at a first non-zero distance D1 from the raised edge 108a, 108b, 109a, 109b, the first distance D1 being taken between the second longitudinal end 115 and the raised edge 108a, 108b, 109a, 109b, measured along the longitudinal elongation axis A1 of the plate 105.
- the channel 111a, 111b is shaped like a U whose branches of the U are parallel to the longitudinal raised edges 108a, 108b of the plate 105 and are separated by the rib 113, and whose base of the U adjoins a second lateral edge 109b which is formed longitudinally opposite the first lateral edge 109a.
- three plates 105 are nested inside each other so that the raised edge 108a, 108b, 109a, 109b of one plate 105 is recessed inside the raised edge 108a, 108b, 109a, 109b of plate 105 immediately following.
- Such a stack of plates 105 is also made so that the bottoms 106 of the plates 105 are arranged parallel to each other in a distant and stepped superposition of the bottoms 106.
- the raised edges 108a, 108b, 109a, 109b of two plates 105 embedded in each other are in contact and are intended to be brazed with each other to seal the channel 111a, 111b thus provided between two adjacent plates 105.
- Two adjacent plates 105 are also associated so that the grooves 113 of the two adjacent plates 105 are superimposed on one another.
- Two plates 105 thus nested one inside the other jointly delimit a tube 123 which channels a circulation of the refrigerant fluid 4 or else of the heat transfer liquid 6.
- the two plates 105 forming the tube 123 jointly delimit the channel 111a, 111b dedicated to the circulation of the refrigerant fluid 4 or of the heat transfer liquid 6. More particularly, one side of a plate 105 borders the first channel 111a for the circulation of the refrigerant fluid 4 and the other side of the same plate 105 borders the second channel 111b circulation of the heat transfer liquid 6.
- the plates 105 are arranged between them so as to alternately configure the channels 111a, 111b for the circulation of the refrigerant fluid 4 and of the heat transfer liquid 6.
- Each of the plates 105 is advantageously provided with a plurality protrusions 112a, 112b.
- Each of the protuberances 112a, 112b of a plate 105 extends from its base 117, provided in the first plane P1 of the bottom 106 of said plate 105, towards its top wall 116.
- the top wall 116 is the wall of the protuberance 112a , 112b which is farthest from the bottom 106.
- the protrusions 112a, 112b are divided into two categories.
- each of the plates 105 comprises at least one first protrusion 112a, characterized in that the top wall 116 of the said first protrusion 112a is in contact with the bottom of the opposite plate 105 and partially opposite the intermediate section 119 of said plate 105.
- Each of the plates 105 comprises a plurality of second protuberances 112b.
- the top wall 116 of the second protrusions 112b is in contact with the bottom 106 of the opposite plate over its entire surface.
- the height H of the protuberances is taken between the base 117 of the protuberance 112a, 112b which is formed in the first plane P1 of the bottom 106 and the top wall 116 of said protuberance 112a, 112b.
- each of the plates 105 comprises four openings 110 and each of the sections 120 of each of the plates 105 comprises an opening 110.
- each of the sections 120 of each of the plates 105 is in contact with the bottom 106 of the opposite plate 105.
- the plate 105 is made of a metallic material, capable of being stamped to form in particular the protrusions 112a, 112b and the rib 113 by stamping the plate 105, the metallic material being chosen from among thermally conductive metallic materials, aluminum or aluminum alloy. aluminum in particular.
Landscapes
- 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
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR2201752A FR3133078A1 (fr) | 2022-02-28 | 2022-02-28 | Plaque constitutive d’un échangeur de chaleur et échangeur de chaleur comprenant au moins une telle plaque |
| PCT/EP2023/053971 WO2023161135A1 (fr) | 2022-02-28 | 2023-02-16 | Plaque constitutive d'un échangeur de chaleur et échangeur de chaleur comprenant au moins une telle plaque |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP4487070A1 true EP4487070A1 (fr) | 2025-01-08 |
Family
ID=81580752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP23705560.3A Pending EP4487070A1 (fr) | 2022-02-28 | 2023-02-16 | Plaque constitutive d'un échangeur de chaleur et échangeur de chaleur comprenant au moins une telle plaque |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20250172352A1 (fr) |
| EP (1) | EP4487070A1 (fr) |
| CN (1) | CN118715411A (fr) |
| FR (1) | FR3133078A1 (fr) |
| WO (1) | WO2023161135A1 (fr) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6364006B1 (en) * | 1999-12-23 | 2002-04-02 | Visteon Global Technologies, Inc. | Beaded plate for a heat exchanger and method of making same |
| SE526831C2 (sv) * | 2004-03-12 | 2005-11-08 | Alfa Laval Corp Ab | Värmeväxlarplatta och plattpaket |
| US10302366B2 (en) * | 2014-10-10 | 2019-05-28 | Modine Manufacturing Company | Brazed heat exchanger and production method |
| WO2018146560A1 (fr) * | 2017-02-13 | 2018-08-16 | Koch Knight, Llc | Milieu de transfert de chaleur |
| CN110651164B (zh) * | 2017-05-23 | 2021-04-20 | 三菱电机株式会社 | 板式热交换器及热泵式供热水系统 |
| FR3086380B1 (fr) * | 2018-09-25 | 2021-01-15 | Valeo Systemes Thermiques | Plaque constitutive d'un echangeur de chaleur et echangeur de chaleur comprenant au moins une telle plaque |
| FR3086375B1 (fr) * | 2018-09-25 | 2021-01-15 | Valeo Systemes Thermiques | Plaque constitutive d'un echangeur de chaleur et echangeur de chaleur comprenant au moins une telle plaque |
-
2022
- 2022-02-28 FR FR2201752A patent/FR3133078A1/fr not_active Withdrawn
-
2023
- 2023-02-16 CN CN202380021506.8A patent/CN118715411A/zh active Pending
- 2023-02-16 EP EP23705560.3A patent/EP4487070A1/fr active Pending
- 2023-02-16 US US18/841,696 patent/US20250172352A1/en active Pending
- 2023-02-16 WO PCT/EP2023/053971 patent/WO2023161135A1/fr not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023161135A1 (fr) | 2023-08-31 |
| FR3133078A1 (fr) | 2023-09-01 |
| US20250172352A1 (en) | 2025-05-29 |
| CN118715411A (zh) | 2024-09-27 |
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