CN113258169A - Battery cooler and vehicle - Google Patents
Battery cooler and vehicle Download PDFInfo
- Publication number
- CN113258169A CN113258169A CN202110589871.1A CN202110589871A CN113258169A CN 113258169 A CN113258169 A CN 113258169A CN 202110589871 A CN202110589871 A CN 202110589871A CN 113258169 A CN113258169 A CN 113258169A
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- China
- Prior art keywords
- heat exchange
- refrigerant
- flow channel
- battery cooler
- flow
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- 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
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- 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
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- 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
- H01M10/6554—Rods or plates
-
- 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
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- 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
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses a battery cooler and a vehicle, wherein the battery cooler comprises: the heat exchanger comprises a plurality of heat exchange plates, wherein the heat exchange plates are stacked, at least parts of the adjacent heat exchange plates are spaced to form heat exchange chambers, a first flow channel suitable for coolant circulation is arranged in one of any two adjacent heat exchange chambers, a second flow channel suitable for coolant circulation is arranged in the other one of any two adjacent heat exchange chambers, and the sectional area of the first flow channel is gradually increased in the flowing direction of the coolant. According to the battery cooler provided by the invention, the sectional area of the battery cooler is gradually increased in the flow direction of the refrigerant in the first flow channel, so that the heat exchange of the heat exchange plate is more uniform, and the heat exchange efficiency of the battery cooler is high.
Description
Technical Field
The invention relates to the field of vehicles, in particular to a battery cooler and a vehicle.
Background
In the related art, a heat exchange plate arranged on the battery cooler is provided with a flow channel for circulating a refrigerant, the flow channel keeps a uniform cross-sectional area in the flowing direction of the refrigerant, but the refrigerant can exchange heat with the heat exchange plate in the flowing process, so that the volume change of the refrigerant is realized, the heat exchange of the battery cooler is uneven, and the heat exchange efficiency is low.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, an object of the present invention is to provide a battery cooler, in which a sectional area of the battery cooler is gradually increased in a refrigerant flowing direction of a first flow channel, so that heat exchange of a heat exchange plate is more uniform, and a heat exchange efficiency of the battery cooler is high.
The invention also provides a vehicle with the battery cooler.
The battery cooler according to the present invention includes: the heat exchanger comprises a plurality of heat exchange plates, wherein the heat exchange plates are stacked, at least parts of the adjacent heat exchange plates are spaced to form heat exchange chambers, a first flow channel suitable for coolant circulation is arranged in one of any two adjacent heat exchange chambers, a second flow channel suitable for coolant circulation is arranged in the other one of any two adjacent heat exchange chambers, and the sectional area of the first flow channel is gradually increased in the flowing direction of the coolant.
According to the battery cooler, the cross section size of the first flow channel is gradually increased in the flowing direction of the refrigerant, so that the heat exchange amount of the refrigerant at each position in the first flow channel is the same, the heat exchange of the refrigerant is more uniform in the flowing process, the heat exchange efficiency of the cooling plate is improved, the heat exchange effect of the heat exchange plate at each position is approximately the same, and the heat exchange rate of the battery cooler is improved.
According to an embodiment of the present invention, the battery cooler further includes: the partition plate is arranged in the first cavity and limits the first flow channel with the two adjacent heat exchange plates.
According to an embodiment of the present invention, a plurality of heat exchanging protrusions are disposed on one side of the heat exchanging plate facing the first chamber, at least a portion of the heat exchanging protrusions are located in the first flow channel and are spaced in a flow direction of the refrigerant, and the number of the heat exchanging protrusions in a unit area is gradually reduced in the flow direction of the refrigerant.
According to an embodiment of the present invention, a plurality of heat exchanging protrusions are disposed on a side of the heat exchanging plate facing the first chamber, at least a portion of the heat exchanging protrusions are located in the first flow channel and are uniformly spaced in a flow direction of the refrigerant, and a size of the plurality of heat exchanging protrusions is gradually reduced in the flow direction of the refrigerant.
According to one embodiment of the invention, a plurality of the first chambers communicate with each other and a plurality of the second chambers communicate with each other.
According to an embodiment of the present invention, each of the heat exchange plates is provided with a refrigerant inlet communicated with the first chamber, and the battery cooler further includes: the refrigerant pipe penetrates through the refrigerant inlets respectively, a plurality of refrigerant outlets are arranged at intervals in the extending direction of the refrigerant pipe, and the refrigerant outlets are communicated with the first cavity.
According to an embodiment of the present invention, the refrigerant outlets are gradually reduced in size in an extending direction of the refrigerant pipe.
According to an embodiment of the present invention, the first flow channel and the second flow channel are opposite to each other, and a flow direction of the refrigerant in the first flow channel is opposite to a flow direction of the cooling liquid in the second flow channel.
According to one embodiment of the invention, the first chamber has a thickness of H1, the second chamber has a thickness of H2, and: H2-H1 is not less than 0.2mm and not more than 0.5 mm.
The vehicle according to the present invention is briefly described below.
According to the battery cooler provided with the embodiment on the vehicle, the heat exchange system of the vehicle has good heat exchange efficiency, good heat exchange speed and good heat exchange performance, can quickly exchange heat according to the ambient temperature and the battery temperature, improves the reliability of the vehicle, and prolongs the service life of the vehicle battery.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic diagram of a battery cooler according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a heat exchanger plate according to one embodiment of the present invention;
FIG. 3 is a schematic structural view of a heat exchange plate according to another embodiment of the present invention;
FIG. 4 is a schematic structural view of a heat exchanger plate according to yet another embodiment of the present invention;
FIG. 5 is a schematic diagram of a refrigerant tube and a plurality of refrigerant inlets according to an embodiment of the present invention;
fig. 6 is a schematic structural view of a battery cooler according to another embodiment of the present invention.
Reference numerals:
the battery cooler (1) is provided with a cooling channel,
a heat exchange plate 11, a first flow passage 111, a heat exchange protrusion 112, a refrigerant inlet 113, a partition plate 114, a distribution plate 115,
a refrigerant pipe 12 and a refrigerant outlet 121.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
A battery cooler 1 according to an embodiment of the present invention is described below with reference to fig. 1 to 4.
As shown in fig. 1, a battery cooler 1 according to the present invention includes a plurality of heat exchange plates 11, the plurality of heat exchange plates 11 are stacked, two adjacent heat exchange plates 11 are at least partially spaced to form a heat exchange chamber, a first flow channel 111 adapted to flow a cooling medium is disposed in one of any two adjacent heat exchange chambers, a second flow channel adapted to flow a cooling liquid is disposed in another one of any two adjacent heat exchange chambers, and a cross-sectional area of the first flow channel 111 increases gradually in a flow direction of the cooling medium.
The battery cooler 1 according to the present invention may be applied to a new energy vehicle, wherein the first flow channel 111 of the battery cooler 1 may be connected to a cooling medium flow path of an air conditioning system, and the second flow channel may be connected to a water path of a battery heat exchange system in the vehicle.
In the related art, the heat exchange plate 11 disposed on the battery cooler 1 is formed with a flow channel for circulating a refrigerant, the flow channel maintains a uniform cross-sectional area in a flow direction of the refrigerant, but the refrigerant exchanges heat with the heat exchange plate 11 in a flow process, so that phase change of the refrigerant is realized, volume change of the refrigerant is caused, heat exchange of the battery cooler 1 is uneven, and heat exchange efficiency is low.
According to the battery cooler 1 of the present invention, the first flow channel 111 is configured to gradually increase the cross-sectional dimension in the flowing direction of the refrigerant, so that even heat exchange of the heat exchange plate 11 can be maintained when the phase change volume of the refrigerant is increased during the flowing process, whereas in the upstream section of the first flow channel 111, the flow velocity of the refrigerant is high, in the downstream section of the first flow channel 111, the flow velocity of the refrigerant is low, and the phase change volume of the refrigerant is expanded in the downstream section, and the volume of the corresponding flow channel in the downstream section is correspondingly changed, so as to adapt to the expanded refrigerant, so that even heat exchange is performed at each position in the heat exchange plate 11.
According to the battery cooler 1 provided by the invention, the cross section size of the first flow channel 111 is gradually increased in the flowing direction of the refrigerant, so that the heat exchange of the refrigerant is more uniform in the flowing process, the heat exchange efficiency of the cooling plate is improved, and the heat exchange rate of the battery cooler 1 is improved.
As shown in fig. 2 to 4, according to an embodiment of the present invention, the battery cooler 1 further includes a partition plate 114, the partition plate 114 is disposed in the first cavity and defines the first flow channel 111 with the two adjacent heat exchange plates 11, and the partition plate 114 may be disposed between the liquid inlet and the liquid outlet of the heat exchange plates 11, so that the first flow channel 111 and the second flow channel form a "U" shaped flow channel, respectively, to increase a flow path of the refrigerant.
In an embodiment of the present application, one end of the heat exchange plate 11 is provided with a liquid inlet and a liquid outlet, the partition plate 114 is disposed on the heat exchange plate 11 and disposed between the liquid inlet and the liquid outlet, the partition plate 114 extends to the other end of the heat exchange plate 11, but a gap is left between the partition plate and a side wall of the other end of the heat exchange plate 11, and by disposing the partition plate 114, a flow path of a refrigerant between the liquid inlet and the liquid outlet is formed into a "U" shape, so that a flow path of the refrigerant can be determined, a flow path of the refrigerant is prolonged, and heat exchange efficiency of the refrigerant is improved.
According to an embodiment of the present invention, a side of the heat exchange plate 11 facing the first chamber is provided with a plurality of heat exchange protrusions 112, at least a portion of the heat exchange protrusions 112 is located in the first flow channel 111 and is arranged at intervals in a flow direction of the refrigerant, and the number of the heat exchange protrusions 112 in a unit area is gradually reduced in the flow direction of the refrigerant. The heat exchange protrusions 112 are disposed on the heat exchange plate 11, the heat exchange protrusions 112 may be formed on the heat exchange plate 11 by stamping, the heat exchange protrusions 112 are adapted to increase a contact area between the heat exchange plate 11 and a refrigerant, the heat exchange protrusions 112 are spaced in a flow channel direction of the first flow channel 111, at an upstream section of the first flow channel 111, the number of the heat exchange protrusions 112 is large to reduce a cross-sectional area of the upstream section of the first flow channel 111, the number of the heat exchange protrusions 112 is reduced in an extending direction of the first flow channel 111, a volume of a chamber intruding into the first flow channel 111 is reduced, so that a cross-sectional area of the first flow channel 111 in the extending direction is gradually increased, heat exchange of the heat exchange plate 11 is more uniform, and heat exchange efficiency of the battery cooler 1 is improved.
As shown in fig. 3, according to an embodiment of the present invention, a plurality of heat exchanging protrusions 112 are disposed on one side of the heat exchanging plate 11 facing the first chamber, at least a portion of the heat exchanging protrusions 112 are located in the first flow channel 111 and are uniformly spaced in the flow direction of the refrigerant, the size of the heat exchanging protrusions 112 is gradually reduced in the flow direction of the refrigerant, the heat exchanging protrusions 112 are uniformly spaced in the first flow channel 111, and the size of the heat exchanging protrusions 112 is gradually reduced in the flow direction of the refrigerant to reduce the amount of intrusion into the first flow channel 111, so that the cross-sectional area of the first flow channel 111 in the flow direction of the refrigerant is gradually increased, so as to maintain the heat exchanging of the heat exchanging plate 11 more uniform, and improve the heat exchanging efficiency of the battery cooler 1.
As shown in fig. 4, in some embodiments, the shape of the heat exchange protrusions may be changed, for example, the heat exchange protrusions at the upstream end may be configured in an oval shape, and the heat exchange protrusions at the downstream section may be configured in a circular shape.
As shown in fig. 5, according to an embodiment of the present invention, the plurality of first chambers are communicated with each other, the plurality of second chambers are communicated with each other, and by communicating the plurality of first chambers, when the refrigerant enters the battery cooler 1, the refrigerant enters the plurality of first chambers due to the communication of the plurality of first chambers, so that the flow efficiency of the refrigerant is improved; likewise, by communicating the plurality of second chambers, when the cooling liquid enters the battery cooler 1, since the plurality of second chambers are communicated with each other, the cooling liquid can enter the plurality of second chambers, so that the flow rate of the cooling liquid is increased, and the heat exchange efficiency of the battery cooler 1 is improved.
According to an embodiment of the present invention, each heat exchange plate 11 is provided with a refrigerant inlet 113 communicating with the first chamber, the battery cooler 1 further includes a refrigerant pipe 12, the refrigerant pipe 12 respectively passes through the plurality of refrigerant inlets 113, a plurality of refrigerant outlets 121 are arranged at intervals in an extending direction of the refrigerant pipe 12, and the plurality of refrigerant outlets 121 are communicated with the first chamber.
The refrigerant inlet 113 formed on the first heat exchange plate 11 is communicated with the first flow channel 111 in the heat exchange cavity, the refrigerant enters the first flow channel 111 of each heat exchange chamber through the refrigerant inlet 113, the refrigerant pipe 12 passes through the refrigerant inlet 113 of each heat exchange plate 11, and the plurality of refrigerant outlets 121 formed on the refrigerant pipe 12 may be used to deliver the refrigerant to each first chamber, so that the distribution of the refrigerant is more uniform.
In an embodiment of the present invention, the coolant pipe 12 may be configured as a mesh pipe, and a plurality of mesh holes are uniformly formed on the mesh pipe, and each mesh hole has the same size, so that the liquid pressure of the coolant flowing out of the mesh pipe is approximately the same, and the uniformity of the flow rate of the coolant entering each heat exchange cavity is improved, thereby improving the heat exchange efficiency of the battery cooler. Wherein the size of each mesh in the mesh tube is 40-300 μm.
In an embodiment of the present invention, the size of the refrigerant outlet 121 in the extending direction of the refrigerant pipe 12 is gradually decreased to make the distribution of the refrigerant more uniform.
In the embodiment of the present invention, the refrigerant inlets 113 of the heat exchange plates 11 are directly opposite to each other, the plurality of refrigerant inlets 113 form a space for accommodating the refrigerant pipes 12 in the thickness direction, the space is configured as a cylindrical structure, and the side walls of the cylindrical structure are respectively connected to the heat exchange chambers, during the process of conveying the refrigerant, the refrigerant pipes 12 extend into the cylindrical structure, and the refrigerant outlets 121 are set to gradually decrease in size in the extending direction of the refrigerant pipes 12, so that the flow rate in each refrigerant chamber is more uniform, thereby improving the heat exchange efficiency of each heat exchange plate 11, and enabling the battery cooler 1 to have a better heat exchange effect.
According to an embodiment of the present invention, the first flow channel 111 and the second flow channel are opposite to each other, and the flow direction of the refrigerant in the first flow channel 111 is opposite to the flow direction of the cooling liquid in the second flow channel, and the first flow channel 111 and the second flow channel are opposite to each other, so that the refrigerant in the first flow channel 111 and the cooling liquid in the second flow channel can better exchange heat, and the flow directions of the first flow channel 111 and the second flow channel are opposite to each other, so that the heat exchange efficiency of the refrigerant and the cooling liquid can be further improved, and the heat exchange effect of the battery cooler 1 can be improved.
According to one embodiment of the invention, two rows of refrigerant outlets are arranged on the refrigerant pipe, each row of refrigerant outlets is provided with a plurality of refrigerant outlets which are arranged at intervals in the extension direction of the refrigerant pipe, the size of each row of refrigerant outlets in the extension direction of the refrigerant pipe is gradually reduced, the angle between the two rows of refrigerant outlets is alpha, and the range of the alpha is 30-100 degrees.
According to one embodiment of the invention, the thickness of the first chamber is H1, the thickness of the second chamber is H2, and 0.2mm ≦ H2-H1 ≦ 0.5mm is satisfied. The heat exchange plate 11 is formed by stamping, the height of the channel for setting the second cavity is larger than the thickness of the first cavity by 0.2-0.5 mm, the cross-sectional area of a second flow channel in the second cavity is increased, the flow resistance of cooling liquid can be effectively reduced, the stamping height of a single-side convex hull is reduced, the stamping difficulty is reduced, the stamping thinning rate is prevented from being high, and the compressive strength of the whole core body is reduced.
As shown in fig. 6, according to an embodiment of the present invention, a distribution plate 115 is disposed on one of the plurality of heat exchange plates 11, the distribution plate 115 extends to the refrigerant inlet 113, and a plurality of openings adapted to circulate the refrigerant are disposed on the distribution plate 115. The total height of the stacked heat exchange plates 111 may be L, and the distribution plate 115 is disposed on one of the heat exchange plates 111, if a refrigerant enters from a refrigerant inlet located at the uppermost side of the heat exchange plates, a distance between the distribution plate 115 and the refrigerant inlet at the uppermost side is d, where d satisfies: d/L is more than or equal to 25% and less than or equal to 60% so as to improve the uniformity of the flow of the cooling liquid at each refrigerant inlet 113 in each heat exchange plate 11. Said d is preferably: d/L is more than or equal to 25 percent and less than or equal to 50 percent.
The size of the opening provided on the distribution plate 115 and the plurality of refrigerant outlets 121 provided on the refrigerant pipe 12 is not limited, and the opening and the refrigerant outlets 121 may be configured in a circular or rectangular shape or in an arbitrary shape.
In an embodiment of the present invention, the size of the opening provided on the distribution plate 115 is s1, the size of the refrigerant inlet 113 in each heat exchange plate is s2, and s1 satisfies: s1/s2 is more than or equal to 30% and less than or equal to 80%.
The vehicle according to the present invention is briefly described below.
According to the vehicle provided with the battery cooler 1 of the embodiment, the vehicle provided with the battery cooler 1 of the embodiment has the advantages that the heat exchange system of the vehicle has good heat exchange efficiency, the heat exchange speed and the heat exchange performance are good, heat exchange can be rapidly carried out according to the ambient temperature and the battery temperature, the reliability of the vehicle is improved, and the service life of a vehicle battery is prolonged.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features.
In the description of the present invention, "a plurality" means two or more.
In the description of the present invention, the first feature being "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features being in contact with each other not directly but through another feature therebetween.
In the description of the invention, "above", "over" and "above" a first feature in a second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is higher in level than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A battery cooler (1), characterized by comprising:
the heat exchanger comprises a plurality of heat exchange plates (11), wherein the heat exchange plates (11) are stacked, at least part of every two adjacent heat exchange plates (11) is spaced to form a heat exchange cavity, a first flow channel (111) suitable for coolant circulation is arranged in one of every two adjacent heat exchange cavities, a second flow channel suitable for coolant circulation is arranged in the other one of every two adjacent heat exchange cavities, and the sectional area of the first flow channel (111) is gradually increased in the flowing direction of the coolant.
2. The battery cooler (1) according to claim 1, further comprising: a partition plate (114), wherein the partition plate (114) is arranged in the first chamber and defines the first flow channel (111) with two adjacent heat exchange plates (11).
3. The battery cooler (1) according to claim 2, wherein a side of the heat exchange plate (11) facing the first chamber is provided with a plurality of heat exchange protrusions (112), at least part of the heat exchange protrusions (112) are located in the first flow channel (111) and are arranged at intervals in the flow direction of the cooling medium, and the number of the heat exchange protrusions (112) per unit area is gradually reduced in the flow direction of the cooling medium.
4. The battery cooler (1) according to claim 1, wherein a side of the heat exchange plate (11) facing the first chamber is provided with a plurality of heat exchange protrusions (112), at least a portion of the heat exchange protrusions (112) is located in the first flow channel (111) and is uniformly spaced in the flow direction of the cooling medium, and the size of the plurality of heat exchange protrusions (112) is gradually reduced in the flow direction of the cooling medium.
5. The battery cooler (1) according to claim 1, wherein a plurality of the first chambers communicate with each other and a plurality of the second chambers communicate with each other.
6. Battery cooler (1) according to claim 5, characterised in that each heat exchanger plate (11) is provided with a coolant inlet (113) communicating with the first chamber, the battery cooler (1) further comprising: the refrigerant pipe (12) penetrates through the refrigerant inlets (113), a plurality of refrigerant outlets (121) are arranged at intervals in the extending direction of the refrigerant pipe (12), and the refrigerant outlets (121) are communicated with the first cavity.
7. The battery cooler (1) according to claim 6, wherein the plurality of refrigerant outlets (121) are gradually reduced in size in the extending direction of the refrigerant pipe (12).
8. The battery cooler (1) according to claim 1, wherein the first flow channel (111) and the second flow channel are opposite to each other, and a flow direction of the cooling medium in the first flow channel (111) is opposite to a flow direction of the cooling liquid in the second flow channel.
9. The battery cooler (1) according to claim 1, wherein the first cavity has a thickness of H1 and the second cavity has a thickness of H2, and satisfies: H2-H1 is not less than 0.2mm and not more than 0.5 mm.
10. A vehicle, characterized by comprising a battery cooler (1) according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110589871.1A CN113258169A (en) | 2021-05-28 | 2021-05-28 | Battery cooler and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110589871.1A CN113258169A (en) | 2021-05-28 | 2021-05-28 | Battery cooler and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113258169A true CN113258169A (en) | 2021-08-13 |
Family
ID=77185207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110589871.1A Pending CN113258169A (en) | 2021-05-28 | 2021-05-28 | Battery cooler and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113258169A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116417708A (en) * | 2023-03-15 | 2023-07-11 | 广州汽车集团股份有限公司 | Heat exchanging device |
-
2021
- 2021-05-28 CN CN202110589871.1A patent/CN113258169A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116417708A (en) * | 2023-03-15 | 2023-07-11 | 广州汽车集团股份有限公司 | Heat exchanging device |
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