CN215342772U - Lithium battery thermal management system - Google Patents
Lithium battery thermal management system Download PDFInfo
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- CN215342772U CN215342772U CN202121352277.2U CN202121352277U CN215342772U CN 215342772 U CN215342772 U CN 215342772U CN 202121352277 U CN202121352277 U CN 202121352277U CN 215342772 U CN215342772 U CN 215342772U
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- lithium battery
- side plate
- management system
- thermal management
- liquid
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 108
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 108
- 238000001816 cooling Methods 0.000 claims abstract description 92
- 239000007788 liquid Substances 0.000 claims abstract description 51
- 239000012782 phase change material Substances 0.000 claims abstract description 36
- 239000002826 coolant Substances 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 abstract description 16
- 238000000034 method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000002131 composite material Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
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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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- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a lithium battery thermal management system, which comprises: the lithium battery pack is arranged in the box body and is detachably connected with the box body; the lithium battery pack comprises a plurality of lithium batteries which are arranged in an array, and the plurality of lithium batteries correspond to the plurality of sleeves one by one; the sleeve is sleeved outside the lithium battery corresponding to the sleeve, and the sleeve and the lithium battery enclose to form a cavity; the phase-change material is filled in the cavity and used for absorbing heat of the lithium battery; the liquid cooling pipe is attached to each sleeve, cooling media are filled in the liquid cooling pipe, and the cooling media are used for exchanging heat with the phase-change materials. The liquid cooling pipe and the phase-change material are arranged simultaneously to realize the heat dissipation of the lithium battery, so that the consumption of cooling media and electric energy is greatly reduced, and the reliability of the heat dissipation of the lithium battery is improved.
Description
Technical Field
The utility model relates to the technical field of lithium battery thermal management, in particular to a lithium battery thermal management system.
Background
The power battery is one of the core components of the new energy automobile, and the safety and the driving mileage of the new energy automobile are greatly dependent on the characteristics of the power battery. The development of lead-acid batteries is limited by the problems of large quality, poor endurance, environmental pollution and the like, and the development, popularization and application of nickel-hydrogen batteries are limited due to the problems of high self-discharge rate, high raw material cost, irreversible damage caused by over-discharge and the like. The existing lithium batteries are widely used, so that some potential safety hazards still exist, wherein thermal safety accidents caused by untimely heat dissipation often occur. Lithium batteries generate a large amount of heat during charging and discharging, and particularly, the amount of heat generated by the batteries is increased sharply under the condition of high-rate charging and discharging. If the heat cannot be dissipated effectively in time, the heat inside the battery or the battery pack can be accumulated, and finally, the performance of the battery or the battery pack is deteriorated, even the battery or the battery pack burns and explodes, and the life and property safety is endangered.
The traditional lithium battery thermal management system mainly comprises a wind cooling system, a liquid cooling system and a phase change cooling system. The air cooling system has high design requirements on an air duct, and meanwhile, the problems of low heat exchange coefficient, uneven battery temperature distribution and the like easily occur in the use process; the liquid cooling system needs related equipment to work to provide power in the using process, and further vehicle-mounted energy consumption is caused; the phase-change material in the phase-change cooling system has limited thermal conductivity and is difficult to dissipate in time after absorbing heat.
Therefore, a lithium battery thermal management system is urgently needed to be provided, and the technical problem that the lithium battery thermal management system in the prior art is poor in heat dissipation effect due to the single form of the lithium battery thermal management system is solved.
SUMMERY OF THE UTILITY MODEL
The utility model provides a lithium battery thermal management system, and aims to solve the technical problem that in the prior art, the lithium battery thermal management system is poor in heat dissipation effect due to single form.
The utility model provides a lithium battery thermal management system, which comprises: the lithium battery pack is arranged in the box body and is detachably connected with the box body;
the lithium battery pack comprises a plurality of lithium batteries which are arranged in an array, and the plurality of lithium batteries correspond to the plurality of sleeves one by one;
the sleeve is sleeved outside the lithium battery corresponding to the sleeve, and the sleeve and the lithium battery enclose to form a cavity;
the phase-change material is filled in the cavity and used for absorbing heat of the lithium battery;
the liquid cooling pipe is attached to each sleeve, cooling media are filled in the liquid cooling pipe, and the cooling media are used for exchanging heat with the phase-change materials.
In some possible implementation manners of the present invention, the box body includes a top plate, a bottom plate, a first side plate, a second side plate, a third side plate, and a fourth side plate that are perpendicular to each other, the first side plate and the third side plate are disposed opposite to each other, the second side plate and the fourth side plate are disposed opposite to each other, the top plate includes a top plate body and a plurality of first limiting grooves that are disposed on the top plate body and correspond to the plurality of lithium batteries one to one, the bottom plate includes a bottom plate body and a plurality of second limiting grooves that are disposed on the bottom plate body and correspond to the lithium batteries one to one, and the first limiting grooves and the second limiting grooves are used for limiting the lithium batteries.
In some possible implementation manners of the present invention, the first side plate includes a first side plate body and at least one limiting block fixedly connected to the first side plate body, and the limiting block is provided with at least one clamping groove for supporting the liquid cooling pipe.
In some possible implementations of the utility model, the third side plate is provided with at least one inlet hole and at least one outlet hole, and the liquid cooling pipe includes an inlet end and an outlet end, and the inlet end and the outlet end respectively extend out of the tank body through the at least one inlet hole and the at least one outlet hole.
In some possible implementation manners of the present invention, the bottom plate further includes a plurality of third limiting grooves, which are provided on the bottom plate body and correspond to the plurality of sleeves one by one, and are used for limiting the plurality of sleeves.
In some possible implementations of the utility model, the lithium battery thermal management system includes a first liquid-cooling pipe, a second liquid-cooling pipe, and a third liquid-cooling pipe that are arranged at intervals along a direction from the bottom plate to the top plate.
In some possible implementation manners of the present invention, the lithium battery thermal management system further includes an electronic control unit, and the electronic control unit is configured to control on/off of cooling media in the first liquid cooling pipe, the second liquid cooling pipe, and the third liquid cooling pipe according to a real-time temperature of the lithium battery pack.
In some possible implementations of the utility model, the phase change material is a paraffin-expanded graphite-copper powder composite phase change material.
In some possible implementations of the utility model, the sleeve and the liquid-cooled tube are both copper.
In some possible implementation manners of the present invention, the bottom plate further includes a first groove and a second groove, which are provided on the bottom plate body in parallel, and the first groove and the second groove are used for storing the phase change material under a low temperature condition.
The liquid cooling pipe and the phase-change material are arranged at the same time to realize the heat dissipation of the lithium battery, and the liquid cooling and phase-change cooling are coupled, so that compared with the single cooling mode in the prior art, the consumption of cooling media and electric energy is greatly reduced, the heat absorbed by the phase-change material is timely dissipated through the cooling media, and the reliability of the heat dissipation of the lithium battery is improved. And, at low temperature, the lithium battery can be protected by the phase-change material.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of a lithium battery thermal management system according to an embodiment of the present invention;
fig. 2 is an exploded schematic structural diagram of a lithium battery thermal management system according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of an embodiment of a box provided by the embodiment of the utility model;
fig. 4 is a schematic structural diagram of an embodiment of a liquid-cooled tube according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The following description is presented to enable any person skilled in the art to make and use the utility model. In the following description, details are set forth for the purpose of explanation. It will be apparent to one of ordinary skill in the art that the present invention may be practiced without these specific details. In other instances, well-known structures and processes are not shown in detail to avoid obscuring the description of the utility model with unnecessary detail. Thus, the present invention is not intended to be limited to the embodiments shown, but is to be accorded the widest scope consistent with the principles and features disclosed herein.
The embodiment of the utility model provides a lithium battery thermal management system, which is described in detail below.
Fig. 1 is a schematic structural diagram of an embodiment of a lithium battery thermal management system according to an embodiment of the present invention, and fig. 2 is a schematic structural diagram of an exploded lithium battery thermal management system according to an embodiment of the present invention, and as shown in fig. 1 and fig. 2, a lithium battery thermal management system 10 includes: the battery pack comprises a box body 100, a lithium battery pack 200 arranged in the box body 100 and detachably connected with the box body 100, a phase-change material 300, a plurality of sleeves 400 and at least one liquid cooling pipe 500;
the lithium battery pack 200 includes a plurality of lithium batteries 210 arranged in an array, and the plurality of lithium batteries 210 correspond to the plurality of sleeves 400 one to one;
the sleeve 400 is sleeved outside the lithium battery 210 corresponding to the sleeve 400, and the sleeve 400 and the lithium battery 210 enclose to form a cavity;
the phase-change material 300 is filled in the cavity and used for absorbing heat of the lithium battery 210;
the liquid cooling pipe 500 is attached to each sleeve 400, and the liquid cooling pipe 500 is filled with a cooling medium for exchanging heat with the phase change material 300.
In the embodiment of the utility model, the liquid cooling pipe 500 and the phase-change material 300 are arranged at the same time to realize the heat dissipation of the lithium battery 210, and the coupling mode of liquid cooling and phase-change cooling is adopted, so that compared with the single mode cooling in the prior art, the consumption of cooling media and electric energy is greatly reduced, the heat absorbed by the phase-change material 300 is timely dissipated through the cooling media, and the reliability of the heat dissipation of the lithium battery 210 is improved. Also, the lithium battery 210 may be protected by the phase change material 300 at a low temperature.
It should be noted that: in the embodiment of the present invention, the case 100 may have any shape of a cylinder, a rectangular parallelepiped, or a cone, and the lithium battery 210 may also have any shape of a cylinder, a rectangular parallelepiped, or a cone, and in the embodiment of the present invention, the lithium battery 210 is described as a cylinder, and the case 100 is described as a rectangular parallelepiped.
In some embodiments of the present invention, the material of the tank 100 is acrylic plate and the cooling medium is water, in order to reduce the cost. Of course, the material of the case 100 is not limited to the acrylic plate, and the cooling medium is not limited to water and may be adjusted according to the actual situation.
Specifically, as shown in fig. 2 and 3, the box 100 includes a top plate 110, a bottom plate 120, a first side plate 130, a second side plate 140, a third side plate 150, and a fourth side plate 160 that are perpendicular to each other, the first side plate 130 is disposed opposite to the third side plate 150, the second side plate 140 is disposed opposite to the fourth side plate 160, the top plate 110 includes a top plate body 111 and a plurality of first limiting grooves 112 that are formed on the top plate body 111 and correspond to the plurality of lithium batteries 210 one to one, the bottom plate 120 includes a bottom plate body 121 and a plurality of second limiting grooves 122 that are formed on the bottom plate body 121 and correspond to the lithium batteries 210 one to one, and the first limiting grooves 112 and the second limiting grooves 122 are used for limiting the lithium batteries 210.
Through the arrangement of the first limiting groove 112 and the second limiting groove 122, the technical problem that the lithium battery pack 200 is in safety due to the fact that the lithium battery 210 shakes due to jolting or vibration in the transportation or use process can be avoided, and the safety of the lithium battery pack 200 in the transportation or use process is further improved.
It should be understood that: the first and second limiting grooves 112 and 122 are circular limiting grooves.
It should be noted that the top plate 110, the bottom plate 120, the first side plate 130, the second side plate 140, the third side plate 150, and the fourth side plate 160 of the box 100 are detachably connected, so as to facilitate assembly and maintenance of the lithium battery thermal management system 10.
Further, as shown in fig. 2, the first side plate 130 includes a first side plate body 131 and at least one limiting block 132 fixedly connected to the first side plate body 131, at least one clamping slot 1321 is formed on the limiting block 132, and the clamping slot 1321 is used for supporting the liquid cooling pipe 500.
Through setting up draw-in groove 1321, can support and fix liquid cooling pipe 500, avoid liquid cooling pipe 500 to take place great rocking, improve lithium battery thermal management system 10's stability.
It should be noted that: the number of stopper 132 and the number of draw-in groove 1321 all can adjust according to actual conditions, specifically: when the number of rows of the lithium batteries 210 arranged in the direction from the second side plate 140 to the fourth side plate 160 is increased, correspondingly, the number of the stoppers 132 is also increased, and the number of the stoppers 132 is smaller than the number of rows of the lithium batteries 210 arranged in the direction from the second side plate 140 to the fourth side plate 160 by 1. The number of the clamping grooves 1321 arranged on each limiting block 132 is the same as the number of the arranged liquid cooling pipes 500.
In some embodiments of the present invention, as shown in fig. 2 and 4, the lithium battery thermal management system 10 includes a first liquid-cooling pipe 510, a second liquid-cooling pipe 520, and a third liquid-cooling pipe 530 which are spaced apart from each other in a direction from the bottom plate 120 to the top plate 110; and the number of rows of the lithium batteries 210 disposed in the direction from the second side plate 140 to the fourth side plate 160 is 3. Two limit blocks 132 are disposed on the first side plate 130, and each limit block 132 is provided with 3 slots 1321.
Preferably, the first liquid-cooled tube 510, the second liquid-cooled tube 520, and the third liquid-cooled tube 530 are equally spaced.
Further, in some embodiments of the present invention, the lithium battery thermal management system 10 further includes an Electronic Control Unit (ECU) for controlling the on/off of the cooling medium in the first liquid-cooling pipe 510, the second liquid-cooling pipe 520, and the third liquid-cooling pipe 530 according to the real-time temperature of the lithium battery pack 200.
The electronic control unit is an inherent part of the existing new energy automobile, and is not described herein again.
Specifically, the method comprises the following steps: when the real-time temperature of the lithium battery pack 200 is detected to exceed the first threshold temperature, the electronic control unit opens the third liquid cooling pipe 530 at the moment, and the third liquid cooling pipe 530 is introduced with a cooling stop to rapidly absorb the heat of the phase change material 300, so that the effects of auxiliary cooling and heat dissipation are achieved; when the detected temperature exceeds the second threshold temperature, the second liquid-cooling pipe 520 is started on the basis of starting the third liquid-cooling pipe 530, so that the heat transfer and dissipation are accelerated; when the detected temperature exceeds the third threshold temperature, the first liquid cooling pipe 510, the second liquid cooling pipe 520 and the third liquid cooling pipe 530 are all opened, heat dissipation is performed at the maximum rate, and the normal work of the lithium battery pack 200 is ensured. When the temperature of the lithium battery pack 200 is detected to gradually decrease, the liquid cooling pipe 500 is correspondingly closed, and no cooling medium is introduced into the liquid cooling pipe 500, so that the unnecessary power loss is reduced while the working temperature of the lithium battery pack 200 is ensured.
Wherein the first threshold temperature is 35 ℃, the second threshold temperature is 40 ℃, and the third threshold temperature is 45 ℃.
The electronic control unit is arranged to control the opening and closing of the first liquid cooling pipe 510, the second liquid cooling pipe 520 and the third liquid cooling pipe 530 according to the real-time temperature of the lithium battery pack 200, so that the liquid cooling level can be automatically adjusted, and resources are saved to the maximum extent.
Further, as shown in fig. 2 and 3, the third side plate 150 is provided with at least one inlet hole 151 and at least one outlet hole 152, the liquid-cooling pipe 500 includes an inlet end 501 and an outlet end 502, and the inlet end 501 and the outlet end 502 respectively extend out of the tank 100 through the at least one inlet hole 151 and the at least one outlet hole 152.
Wherein, the cooling medium enters the liquid cooling pipe 500 through the inlet end 501, the cooling medium after heat exchange with the phase change material 300 flows out of the liquid cooling pipe 500 through the outlet end 502, and the inlet end 501 and the outlet end 502 are arranged so that the heat absorbed by the phase change material 300 can be quickly transmitted to the cooling medium through the liquid cooling pipe 500 to be dissipated, thereby improving the heat dissipation efficiency of the liquid cooling pipe 500.
It should be noted that: the number of the inlet holes 151 and the outlet holes 152 formed in the third side plate 150 is equal to the number of the liquid-cooling pipes 500, and in some embodiments of the present invention, the third side plate 150 is formed with three inlet holes 151 and three outlet holes 152 corresponding to the first liquid-cooling pipe 510, the second liquid-cooling pipe 520, and the third liquid-cooling pipe 530 in a one-to-one manner.
By providing the inlet port 151 and the outlet port 152 such that the inlet port 501 and the outlet port 502 respectively penetrate through the tank 100, on one hand, the flow rate of the cooling medium can be monitored conveniently, and on the other hand, the inlet port 151 and the outlet port 152 also support and fix the liquid cooling pipe 500.
Further, as shown in fig. 2, the base plate 120 further includes a plurality of third limiting grooves 123, which are provided on the base plate body 121 and correspond to the plurality of sleeves 400 one by one, for limiting the plurality of sleeves 400.
Through setting up third spacing groove 123 can avoid in transportation or use, sleeve pipe 400 takes place to rock, further improves the security of lithium cell group 200 in transportation or use.
Furthermore, the phase-change material is a paraffin-expanded graphite-copper powder composite phase-change material, and the thermal conductivity of the phase-change material is 3.421W/(m.k).
Specifically, the method comprises the following steps: in the paraffin-expanded graphite-copper powder composite phase-change material, the mass fraction of paraffin is 80%, the mass fraction of expanded graphite is 19%, and the mass fraction of copper powder is 1%.
The phase change material 300 used in the embodiment of the utility model is not easy to leak, has good heat conductivity and is easy to shape.
Further, in order to improve the heat exchange efficiency and thus the heat dissipation efficiency of the lithium battery pack 200, in some embodiments of the present invention, the materials of the sleeve 400 and the liquid cooling tube 500 are both copper.
Further, the thickness of the sleeve 400 is 1mm, and the heat dissipation efficiency is improved while the shaping effect is performed on the phase change material 300, so that the heat generated by the lithium battery pack 200 can be quickly dissipated.
Further, since the state of the phase change material 300 is changed to protect the lithium battery pack 200 when the temperature of the lithium battery pack 200 is low, so as to ensure the normal operation of the lithium battery pack 200, in order to prevent the phase change material 300 from leaking, in some embodiments of the present invention, the base plate 120 further includes a first groove 124 and a second groove 125 formed in the base plate body 121 and arranged in parallel, and the first groove 124 and the second groove 125 are used for storing the phase change material 300 in a low temperature condition.
In the embodiment of the utility model, the liquid cooling pipe 500 and the phase-change material 300 are arranged at the same time to realize the heat dissipation of the lithium battery 210, and the coupling mode of liquid cooling and phase-change cooling is adopted, so that compared with the single mode cooling in the prior art, the consumption of cooling media and electric energy is greatly reduced, the heat absorbed by the phase-change material 300 is timely dissipated through the cooling media, and the reliability of the heat dissipation of the lithium battery 210 is improved. Also, the lithium battery 210 may be protected by the phase change material 300 at a low temperature. In addition, according to the embodiment of the utility model, the electronic control unit controls the opening and closing of the first liquid cooling pipe 510, the second liquid cooling pipe 520 and the third liquid cooling pipe 530 according to the real-time temperature of the lithium battery pack 200, so that the liquid cooling level can be automatically adjusted according to the temperature of the lithium battery pack 200, and the technical effect of saving resources is achieved.
The foregoing describes in detail a lithium battery thermal management system provided in an embodiment of the present invention, and a specific example is applied in the description to explain the principle and the embodiment of the present invention, and the description of the foregoing embodiment is only used to help understanding the method and the core idea of the present invention; meanwhile, for those skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (9)
1. A lithium battery thermal management system, comprising: the lithium battery pack is arranged in the box body and is detachably connected with the box body;
the lithium battery pack comprises a plurality of lithium batteries which are arranged in an array, and the plurality of lithium batteries correspond to the plurality of sleeves one by one;
the sleeve is sleeved outside the lithium battery corresponding to the sleeve, and the sleeve and the lithium battery enclose to form a cavity;
the phase-change material is filled in the cavity and used for absorbing heat of the lithium battery;
the liquid cooling pipe is attached to each sleeve, cooling media are filled in the liquid cooling pipe, and the cooling media are used for exchanging heat with the phase-change materials.
2. The lithium battery thermal management system according to claim 1, wherein the box body comprises a top plate, a bottom plate, a first side plate, a second side plate, a third side plate and a fourth side plate which are perpendicular to each other, the first side plate and the third side plate are arranged oppositely, the second side plate and the fourth side plate are arranged oppositely, the top plate comprises a top plate body and a plurality of first limiting grooves which are formed in the top plate body and correspond to the lithium batteries one to one, the bottom plate comprises a bottom plate body and a plurality of second limiting grooves which are formed in the bottom plate body and correspond to the lithium batteries one to one, and the first limiting grooves and the second limiting grooves are used for limiting the lithium batteries.
3. The lithium battery thermal management system of claim 2, wherein the first side plate comprises a first side plate body and at least one limiting block fixedly connected to the first side plate body, the limiting block is provided with at least one clamping groove, and the clamping groove is used for supporting the liquid cooling pipe.
4. The lithium battery thermal management system of claim 3, wherein the third side plate defines at least one inlet port and at least one outlet port, and the liquid cooling tube includes an inlet end and an outlet end, and the inlet end and the outlet end extend out of the housing through the at least one inlet port and the at least one outlet port, respectively.
5. The lithium battery thermal management system of claim 4, wherein the base plate further comprises a plurality of third limiting grooves provided on the base plate body in one-to-one correspondence with the plurality of sleeves, for limiting the plurality of sleeves.
6. The lithium battery thermal management system of claim 2, comprising first, second, and third spaced apart liquid-cooled tubes in a direction from the bottom plate to the top plate.
7. The lithium battery thermal management system of claim 6, further comprising an electronic control unit, wherein the electronic control unit is configured to control the on/off of the cooling medium in the first liquid-cooled tube, the second liquid-cooled tube, and the third liquid-cooled tube according to the real-time temperature of the lithium battery pack.
8. The lithium battery thermal management system of claim 1, wherein the sleeve and the liquid cooled tube are both copper.
9. The lithium battery thermal management system of claim 2, wherein the base plate further comprises a first groove and a second groove arranged in parallel on the base plate body, and the first groove and the second groove are used for storing the phase change material under low temperature conditions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121352277.2U CN215342772U (en) | 2021-06-17 | 2021-06-17 | Lithium battery thermal management system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121352277.2U CN215342772U (en) | 2021-06-17 | 2021-06-17 | Lithium battery thermal management system |
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| Publication Number | Publication Date |
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| CN215342772U true CN215342772U (en) | 2021-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121352277.2U Expired - Fee Related CN215342772U (en) | 2021-06-17 | 2021-06-17 | Lithium battery thermal management system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116031540A (en) * | 2023-03-30 | 2023-04-28 | 北京中冠宝新能源科技有限责任公司 | New energy electricity storage equipment and management system thereof |
| CN118630409A (en) * | 2024-08-09 | 2024-09-10 | 杭州奥昇信息技术有限公司 | Battery thermal management system and application method thereof |
-
2021
- 2021-06-17 CN CN202121352277.2U patent/CN215342772U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116031540A (en) * | 2023-03-30 | 2023-04-28 | 北京中冠宝新能源科技有限责任公司 | New energy electricity storage equipment and management system thereof |
| CN118630409A (en) * | 2024-08-09 | 2024-09-10 | 杭州奥昇信息技术有限公司 | Battery thermal management system and application method thereof |
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