WO2022023013A1 - Dispositif de régulation thermique, notamment de refroidissement pour véhicule automobile - Google Patents
Dispositif de régulation thermique, notamment de refroidissement pour véhicule automobile Download PDFInfo
- Publication number
- WO2022023013A1 WO2022023013A1 PCT/EP2021/069359 EP2021069359W WO2022023013A1 WO 2022023013 A1 WO2022023013 A1 WO 2022023013A1 EP 2021069359 W EP2021069359 W EP 2021069359W WO 2022023013 A1 WO2022023013 A1 WO 2022023013A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- central member
- thermal regulation
- fluid
- plate
- cooling
- 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.)
- Ceased
Links
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
- F28F3/02—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations
- F28F3/025—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being corrugated, plate-like elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
- F28F3/12—Elements constructed in the shape of a hollow panel, e.g. with 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
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/126—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element consisting of zig-zag shaped fins
-
- 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
- F28F9/026—Header boxes; End plates with static flow control means, e.g. with means for uniformly distributing heat exchange media into conduits
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6567—Liquids
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Definitions
- the present invention relates to a device for thermal regulation, in particular cooling, in particular for an electrical component capable of releasing heat during its operation, in particular a device for cooling at least one motor vehicle battery or battery cells .
- Cooling devices for vehicle batteries are used.
- These cooling devices may include cooling plates through which a cooling liquid circulates.
- the cooling plates are installed, as far as possible without space, on the outer side of the batteries for the purpose of dissipating heat or otherwise heating the battery. Cooling devices are known in which the cooling plate is composed of two plate parts which are normally fixed directly to one another.
- the first plate part is preferably planar
- the second plate part is preferably a stamped or deformed sheet of metal which has meandering depressions. Said depressions are closed by the flat plate part which is fixed to the stamped plate part, so that coolant ducts are formed.
- Patent EP 2828922 B1 describes such a device.
- the invention aims to improve this type of device.
- the heat transfer fluid in particular a refrigerant
- a refrigerant is in particular a fluid chosen from the following refrigerants R134a, R1234yf or R744.
- the invention thus relates to a device for thermal regulation, in particular cooling, for an electrical component capable of releasing heat during its operation, in particular for an electrical energy storage module, this device comprising a first outer plate and a second outer plate, as well as a central member disposed between the two outer plates, this central member comprising reliefs arranged to form with the outer plates at least two layers of circulation channels for a heat transfer fluid, these layers being on either side of the central member, these two sheets having the same direction of circulation of the heat transfer fluid.
- the outer plates each have a face arranged to be in thermal contact respectively with one of the components to be cooled.
- the reliefs on the central member which form the channels have ribs.
- the central member comprises at least one part arranged to participate in the formation of a fluid inlet or outlet zone of the thermal regulation device, this zone being in particular dedicated to a fluid circuit which groups together several thermal regulation devices linked together to cool a battery pack.
- the central body in particular using the reliefs, is arranged to ensure sufficient mechanical strength in order to withstand the mechanical stresses associated with the use of the heat transfer fluid, in particular from a refrigerant.
- the mechanical strength makes it possible in particular to ensure tightness at 15 bars of refrigerant pressure, and resistance to bursting at a pressure of 54 bars of the refrigerant.
- the thermal regulation device is also arranged to ensure limited deformation under operating pressure.
- the central body is also arranged to ensure satisfactory thermal performance, thanks to a maximum passage section to limit the refrigerant pressure drops along the circuit but also a maximum wetted surface for promote heat exchange with the component to be cooled.
- the central body comprises a sheet with undulations which form the reliefs.
- these corrugations extend from one edge of the sheet to the other.
- these reliefs of the sheet are formed by forming or stamping.
- this sheet has a substantially rectangular shape.
- this sheet is made of aluminum.
- the central body comprises a plate.
- the reliefs on the plate are formed by stamping.
- the plate is made of aluminum.
- the plate forming the central member comprises at least one hole, preferably several holes, for a passage of heat transfer fluid over the two layers, this or these holes thus communicating with the two layers .
- the central body comprises at least one fluid separation partition to create heat transfer fluid paths within the thermal regulation device.
- fluid inlet/outlet zones also called manifolds
- partitions making it possible to create the cooling circulation within this thermal regulation device are preferentially made on the central body in order to limit the number of components.
- the journey within each device thermal regulation ensures temperature homogeneity between each battery cell of the same module.
- each thermal regulation device is arranged to cool two battery modules placed against each of these faces.
- the invention makes it possible to ensure good homogeneity between the two faces of the thermal regulation device, otherwise between the two external plates.
- these inlet or outlet zones are connected to a connection flange placed on one of the outer plates by means of an orifice, thus allowing the fluidic connection of the various components.
- the thermal regulation device is arranged to be arranged substantially vertically, between two components to be cooled.
- the thermal regulation device is arranged to be fixed to the component to be cooled by screwing or by gluing. Other methods of fixing can of course be envisaged.
- the brazing of the outer plates and of the central body relative to each other allows the creation of two layers of fluid circulation according to the height/thickness of the device.
- these two sheets have the same direction of circulation in order to meet the criterion of temperature homogeneity between the different components to be cooled.
- the invention makes it possible to simultaneously supply the two layers with a single distribution box.
- the central member includes the corrugated sheet
- this member may have a shorter length compared to the outer plates in order to allow the creation of two distribution boxes on either side of the central member and opposite connection flanges in order to allow the fluid to supply the two layers at the same time, once entered into the exchanger by said flange.
- patterns for example hollows or protrusions, are made on at least one of the external plates at the level of these distribution boxes in order to avoid deformation of these under fluid pressure.
- a stamped shape can be made on one of the external plates opposite the connection flanges as well as a specific shape on the central body in order to create two groups of channels in which the fluid can flow in an opposite direction.
- the central body comprises holes in order to allow the fluid, once entered by the connection flange, to be able to circulate or re-circulate on the two layers.
- a stamped shape is made on one of the external plates opposite the connection flanges.
- Another subject of the invention is a system comprising battery cells to be cooled and at least a thermal regulation device according to one of the preceding claims, for cooling these cells.
- the system includes a direct cooling loop to which the thermal regulation device is connected.
- Another subject of the invention is a system comprising an electrical component capable of releasing heat during its operation, in particular for an electrical energy storage module, and a cooling device described above, arranged to cooling the component, this component or battery being in thermal contact with the upper plate of the cooling device.
- FIG. 1 illustrates, schematically and partially, a device according to an example of the invention
- FIG. 2 illustrates, schematically and partially, the device of [ Figure 1] according to a different view
- FIG. 1 There is shown in [ Figure 1] and in [ Figure 2] a system 1 comprising a set of battery cells 2 to be cooled, for example rows in one row or two rows or more, and a control device thermal 10 arranged to cool the cells 2.
- the application here is for a motor vehicle.
- the thermal regulation device 10 operates with a refrigerant, in particular a fluid chosen from the following refrigerants R134a,
- the thermal regulation device 10 comprises a first outer plate 11 and a second outer plate 12, as well as a central member 13 disposed between the two outer plates 11 and 12, this central member 13 comprising reliefs 14 arranged to form with the outer plates 11 and 12 two layers 15 and 16 of circulation channels for a heat transfer fluid, these layers 15 and 16 being on either side of the central member 13, these two layers 15 and 16 having the same direction circulation of coolant.
- the outer plates 11 and 12 each have a face 19 arranged to be in thermal contact respectively with one of the components 2 to be cooled.
- the reliefs 14 on the central member which form the channels 18 have ribs 20.
- the central member 13, in particular using the reliefs, is arranged to ensure sufficient mechanical strength in order to withstand the mechanical stresses associated with the use of the heat transfer fluid, in particular a refrigerant.
- the mechanical strength makes it possible in particular to ensure sealing at 15 bars of refrigerant pressure, and resistance to bursting at a pressure of 54 bars of the refrigerant.
- the central member 13 comprises a sheet 22 with undulations 23 which form the reliefs 14.
- This sheet 22 has a substantially rectangular shape.
- This sheet 22 is made of aluminum.
- this member 13 may have a shorter length compared to the outer plates 11 and 12 in order to allow the creation of two distribution boxes 58 on either side of the central member 13 and opposite the connection flanges 40 in order to allow the fluid to supply the two layers at the same time, once entered into the exchanger by said flange, as shown in Figure 3.
- Patterns for example hollows or protrusions 59, are made on the outer plates 11 and 12 at the level of these distribution boxes 58 in order to prevent them from deforming under the pressure of the fluid.
- a stamped shape 51 is made on one of the outer plates opposite the connection flanges as well as a specific shape on the central body in order to create two groups of channels in which the fluid can flow in an opposite direction.
- the central member 33 comprises a plate 34.
- the reliefs 14 on the plate 33 are formed by stamping.
- the plate is made of aluminum material.
- the plate 34 forming the central member 33 has two holes 35 on two sides, for a heat transfer fluid passage on the two layers, these holes 35 thus communicating with the two layers.
- the central member 33 includes a fluid separation partition 37 to create coolant fluid paths within the thermal regulation device.
- Fluid inlet/outlet zones 38, also called manifolds, in the thermal regulation device 10 and partitions 37 making it possible to create the cooling circulation within this thermal regulation device are preferably made on the central body 33 in order to limit the number of components.
- the path within each thermal regulation device 10 ensures temperature homogeneity between each battery cell of the same module.
- Each thermal regulation device is arranged to cool two battery modules placed against each of these faces.
- the invention makes it possible to ensure good homogeneity between the two faces of the thermal regulation device, otherwise between the two outer plates.
- the thermal regulation device is arranged to be arranged substantially vertically, between two components to be cooled.
- the thermal control device 10 is arranged to be fixed to the component to be cooled by screwing or by gluing. Other methods of fixing can of course be envisaged.
- the central member 33 comprises holes 35 in order to allow the fluid, once entered by the connection flange, to be able to circulate or re-circulate on the two layers.
- a stamped shape 37 is produced on one of the external plates opposite the connection flanges.
- the outer plates 11 and 12 have inner faces facing the central member 13 or 33, these faces being flat over most of their area.
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Geometry (AREA)
- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
Description
Claims
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP21740557.0A EP4189319A1 (fr) | 2020-07-27 | 2021-07-12 | Dispositif de régulation thermique, notamment de refroidissement pour véhicule automobile |
| CN202180050753.1A CN115917244A (zh) | 2020-07-27 | 2021-07-12 | 用于机动车辆的温度控制装置、特别是冷却装置 |
| US18/006,935 US20230272983A1 (en) | 2020-07-27 | 2021-07-12 | Temperature control device, in particular a cooling device for a motor vehicle |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FRFR2007910 | 2020-07-27 | ||
| FR2007910A FR3112847A1 (fr) | 2020-07-27 | 2020-07-27 | Dispositif de régulation thermique, notamment de refroidissement pour véhicule automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2022023013A1 true WO2022023013A1 (fr) | 2022-02-03 |
Family
ID=73013665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/EP2021/069359 Ceased WO2022023013A1 (fr) | 2020-07-27 | 2021-07-12 | Dispositif de régulation thermique, notamment de refroidissement pour véhicule automobile |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20230272983A1 (fr) |
| EP (1) | EP4189319A1 (fr) |
| CN (1) | CN115917244A (fr) |
| FR (1) | FR3112847A1 (fr) |
| WO (1) | WO2022023013A1 (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116487767A (zh) * | 2022-12-27 | 2023-07-25 | 镇江海姆霍兹传热传动系统有限公司 | 电加热器、热管理系统、电动车辆和储能系统 |
| EP4675214A1 (fr) * | 2024-07-03 | 2026-01-07 | Benteler Automobiltechnik GmbH | Plaque de régulation de température et système de stockage de batterie doté d'une telle plaque de régulation de température |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030164233A1 (en) * | 2002-02-19 | 2003-09-04 | Wu Alan K. | Low profile finned heat exchanger |
| US20150144314A1 (en) | 2013-11-22 | 2015-05-28 | Ford Global Technologies, Llc | Coupling for electric vehicle battery pack |
| EP2828922B1 (fr) | 2012-03-23 | 2017-10-04 | Valeo Klimasysteme GmbH | Dispositif de refroidissement pour une batterie de véhicule et batterie de véhicule muni de dispositif de refroidissement |
| US20190277578A1 (en) * | 2018-03-07 | 2019-09-12 | Dana Canada Corporation | Heat exchangers with integrated electrical heating elements and with multiple fluid flow passages |
| US20190366876A1 (en) * | 2018-05-30 | 2019-12-05 | Dana Canada Corporation | Thermal management systems and heat exchangers for battery thermal modulation |
| WO2020033139A1 (fr) * | 2018-08-10 | 2020-02-13 | Modine Manufacturing Company | Plaque de refroidissement de batterie |
-
2020
- 2020-07-27 FR FR2007910A patent/FR3112847A1/fr not_active Ceased
-
2021
- 2021-07-12 US US18/006,935 patent/US20230272983A1/en not_active Abandoned
- 2021-07-12 WO PCT/EP2021/069359 patent/WO2022023013A1/fr not_active Ceased
- 2021-07-12 EP EP21740557.0A patent/EP4189319A1/fr not_active Withdrawn
- 2021-07-12 CN CN202180050753.1A patent/CN115917244A/zh active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030164233A1 (en) * | 2002-02-19 | 2003-09-04 | Wu Alan K. | Low profile finned heat exchanger |
| EP2828922B1 (fr) | 2012-03-23 | 2017-10-04 | Valeo Klimasysteme GmbH | Dispositif de refroidissement pour une batterie de véhicule et batterie de véhicule muni de dispositif de refroidissement |
| US20150144314A1 (en) | 2013-11-22 | 2015-05-28 | Ford Global Technologies, Llc | Coupling for electric vehicle battery pack |
| US20190277578A1 (en) * | 2018-03-07 | 2019-09-12 | Dana Canada Corporation | Heat exchangers with integrated electrical heating elements and with multiple fluid flow passages |
| US20190366876A1 (en) * | 2018-05-30 | 2019-12-05 | Dana Canada Corporation | Thermal management systems and heat exchangers for battery thermal modulation |
| WO2020033139A1 (fr) * | 2018-08-10 | 2020-02-13 | Modine Manufacturing Company | Plaque de refroidissement de batterie |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115917244A (zh) | 2023-04-04 |
| FR3112847A1 (fr) | 2022-01-28 |
| US20230272983A1 (en) | 2023-08-31 |
| EP4189319A1 (fr) | 2023-06-07 |
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