CN113437376A - Battery thermal management system - Google Patents

Battery thermal management system Download PDF

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Publication number
CN113437376A
CN113437376A CN202110515660.3A CN202110515660A CN113437376A CN 113437376 A CN113437376 A CN 113437376A CN 202110515660 A CN202110515660 A CN 202110515660A CN 113437376 A CN113437376 A CN 113437376A
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CN
China
Prior art keywords
battery
management system
thermal management
box body
electric heating
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Pending
Application number
CN202110515660.3A
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Chinese (zh)
Inventor
张子杰
王长宏
吴婷婷
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Guangdong University of Technology
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Guangdong University of Technology
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Publication date
Application filed by Guangdong University of Technology filed Critical Guangdong University of Technology
Priority to CN202110515660.3A priority Critical patent/CN113437376A/en
Publication of CN113437376A publication Critical patent/CN113437376A/en
Pending legal-status Critical Current

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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
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
    • 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
    • H01M10/61—Types of temperature control
    • H01M10/615—Heating or keeping warm
    • 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
    • H01M10/6551—Surfaces specially adapted for heat dissipation or radiation, e.g. fins or coatings
    • 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
    • H01M10/6561—Gases
    • H01M10/6563—Gases with forced flow, e.g. by blowers
    • 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
    • H01M10/6569—Fluids undergoing a liquid-gas phase change or transition, e.g. evaporation or condensation
    • 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
    • H01M10/657—Means for temperature control structurally associated with the cells by electric or electromagnetic means
    • H01M10/6571—Resistive heaters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • 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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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Secondary Cells (AREA)

Abstract

The invention provides a battery thermal management system, which comprises a battery box body used for loading a battery and a heat dissipation unit arranged on the outer wall of the battery, wherein a battery support is arranged at the bottom in the battery box body, a condensation pool is arranged at the bottom of the battery support, an aerosol generator is arranged on the condensation pool, a temperature detection module for detecting the temperature of the battery is arranged on the battery box body, a fan is arranged on the wall surface of the battery box body, an electric heating wire mesh is arranged between the battery and the fan in the battery box body, a nozzle of the aerosol generator is arranged between the fan and the electric heating wire mesh, and the battery thermal management system further comprises an upper computer for controlling the temperature detection module, the fan, the aerosol generator and the electric heating wire mesh. The battery temperature management system is simpler in structure, is convenient for workers to maintain the battery, and meanwhile effectively manages the temperature of the battery.

Description

Battery thermal management system
Technical Field
The invention relates to the technical field of battery temperature control, in particular to a battery thermal management system.
Background
As an essential core component of new energy automobiles, a power battery provides power energy for electric automobiles, and a lithium ion battery is accepted by the market as a mainstream choice of energy storage systems and energy storage power stations of electric automobiles by virtue of the advantages of high energy/power density, low self-discharge rate, long service life and the like. However, the lithium ion battery has degraded performance due to thermal safety problems, and further popularization and application thereof are hindered.
In the existing power battery heat dissipation technology, air cooling and liquid cooling heat dissipation are mainly used for large-scale commercial application. The traditional air cooling mode mostly adopts the battery pack arrangement in the research direction, such as parallel connection type and serial connection type heat dissipation, the heat dissipation effect is poor, and the higher temperature uniformity of the battery is difficult to achieve. The liquid cooling type heat dissipation directly or indirectly contacts the power battery through the circulating flow of the liquid refrigerant, and takes away the heat generated in the battery pack to achieve the heat dissipation effect. Compared with air cooling, the liquid cooling heat dissipation system has better temperature uniformity, but often requires more complex and more severe structural design to prevent leakage of liquid refrigerant, ensures the safety of the battery pack, makes the liquid cooling heat dissipation system very heavy, not only increases the weight of the whole vehicle, but also increases the cost and difficulty for maintenance and repair due to the complexity of the structure and high tightness. For example, chinese patent publication No. CN111029682A, published as 2020, 4, and 17, discloses a heat dissipation structure for a power battery of an electric vehicle, which includes a battery pack, a battery pack case, a heat dissipation duct, a cooling fan, a cold air valve, and an air outlet valve; the battery pack is arranged in the battery pack shell and comprises a plurality of single battery modules; the heat dissipation pipeline is annularly attached to the surfaces of the plurality of single battery modules and comprises a first cooling pipe and a second cooling pipe, the first cooling pipe and the second cooling pipe are arranged side by side, the flow directions of cooling liquid in the first cooling pipe and the second cooling pipe are opposite, and heating wires are arranged between the first cooling pipe and the second cooling pipe; and the cooling fan, the cold air valve and the air outlet valve are arranged on the battery pack shell.
Disclosure of Invention
The invention aims to overcome the defects that the conventional battery heat dissipation device is very heavy and the battery maintenance and repair cost is high due to the complexity of the structure and high sealing property, and provides a battery heat management system. The battery temperature management system is simpler in structure, is convenient for workers to maintain the battery, and meanwhile effectively manages the temperature of the battery.
In order to solve the technical problems, the invention adopts the technical scheme that: the utility model provides a battery thermal management system, is including the battery box that is used for loading the battery, still including setting up the heat dissipation unit on the battery outer wall, bottom in the battery box is equipped with the battery support, battery support bottom is equipped with the condensation pond, be equipped with aerial fog generator on the condensation pond, be equipped with the temperature detection module that detects battery temperature on the battery box, be equipped with the fan on the wall of battery box, be equipped with electric heat wire mesh between battery and the fan in the battery box, aerial fog generator's nozzle sets up between fan and the electric heat wire mesh, battery thermal management system still includes control the host computer of temperature detection module, fan, aerial fog generator and electric heat wire mesh.
Among this technical scheme, temperature detection module carries out real-time detection to battery temperature, when the temperature surpassed the threshold value, the fan can start to carry out forced air cooling to the battery of battery box, if battery temperature rises very fast, liquid gas atomization in the condensation tank can be with aerial fog generator, the fan starts under the control of host computer, the fan produces the air current of blowing to the battery box, aerial fog follows the air current and forms fog flow on the radiating unit on the battery, carry out forced cooling to the battery, aerial fog forms the condensation tank that the drop of water fell into in the battery box on radiating unit. When the battery temperature is less than the threshold value, electric heat silk screen start-up heating, the fan also can start the production and blow to the air current in the battery box, and liquid gas atomization in the condensation tank can be with the aerial fog generator, and the air current that the production of fan was followed to aerial fog gets into electric heat silk screen, and aerial fog convection heat becomes the hot aerial fog of high temperature in electric heat silk screen, gets into the battery and carries out the heat exchange. This technical scheme carries out the heat exchange through aerial fog to the outer radiating element of battery, need not set up the complex construction that loads the refrigerant outside the battery, and aerial fog can directly contact with the battery outer wall, can drop automatically again after forming the drop of water and get back to the condensation pond, and simple structure, the staff of being convenient for maintains the battery, and the host computer is controlled above-mentioned temperature detection module, fan, aerial fog generator and electric heat silk screen action.
Furthermore, the heat dissipation unit comprises a plurality of heat dissipation fins which are transversely arranged on the outer wall of the battery, the heat dissipation fins are flat fins, and a plurality of liquid drainage holes are uniformly distributed on the flat fins. In the technical scheme, aerial fog is divided into two flow directions by the radiating fin strips on the outer wall of the battery, one is a transverse fog flow flowing between the radiating fins, the other is a longitudinal fog flow flowing on the liquid discharge holes on the radiating fins, the heat convection capacity of the aerial fog and the battery can be enhanced, the fog flow can also drive liquid films on the surfaces of the instant surfaces of the battery and the radiating fins to move to the liquid discharge holes, and the liquid discharge holes are collected from the liquid discharge holes and collected in the condensation tank.
Further, the aerosol generator is communicated with the condensation tank through a pipeline, and a pressure pump is arranged on the pipeline.
Further, the aerosol generator includes atomizer and the nozzle of setting at the atomizer top, the pipeline inserts the atomizer, the opening of nozzle is up.
Furthermore, the battery support comprises a plurality of supporting beams transversely arranged on the condensation tank, a hollow structure is formed between the supporting beams, and the condensation tank is communicated with the inside of the battery box body through the hollow structure. In the technical scheme, water drops formed by the aerial fog on the surface of the battery or the radiating fins automatically drop and are collected from the hollow structure to enter the condensation pool.
Preferably, the battery support comprises a grid plate placed on the condensation tank, a hollow structure is arranged on the grid plate, and the condensation tank is communicated with the inside of the battery box body through the hollow structure.
Furthermore, a waterproof plate for isolating the battery electrode is arranged at the top inside the battery box body. In this technical scheme, the waterproof board separates the electrode of aerial fog and battery, and aerial fog can not lead to the electrode short circuit of battery like this.
Furthermore, the electric heating wire net comprises a plurality of electric heating wires which are vertically wound and woven in the transverse direction and the longitudinal direction to form a net-shaped structure.
Further, the temperature detection module adopts a temperature sensor.
Furthermore, the electric heating wire is made of iron-chromium-aluminum or nickel-chromium electric heating alloy.
Compared with the prior art, the invention has the beneficial effects that:
the liquid atomization cooling heat-dissipation device adopts the aerial fog for heat exchange, has high liquid atomization cooling heat-dissipation efficiency, low cost and energy consumption and good air cooling coupling effect, can switch between air cooling and atomization cooling, not only keeps the advantages of high cost performance, light weight, low energy consumption, convenient maintenance and the like of air cooling, but also has better heat-dissipation performance than air cooling;
the surface of the battery is provided with the radiating fins to enhance the convection and radiation efficiency of the aerosol working medium, so that the heat exchange effect of the battery and the aerosol working medium is further enhanced;
the invention adds the electric heating wire mesh and heats the battery by matching with the aerial fog salary, so that the battery can play a normal role under a low-temperature working condition, and can be more suitable for complex working environment compared with the heat management of a single heat dissipation or heating battery.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the internal structure of the present invention.
Fig. 3 is a schematic structural view of a battery according to the present invention.
The graphic symbols are illustrated as follows:
1. a battery case; 2. a fan; 3. a battery; 4. an electric heating wire mesh; 5. a condensation tank; 6. a waterproof sheet; 7. a support beam; 8. an atomizer; 9. a nozzle; 10. a pipeline; 11. a heat dissipating fin; 12. and (4) liquid leakage holes.
Detailed Description
The present invention will be further described with reference to the following embodiments. Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms may be understood by those skilled in the art according to specific circumstances.
Examples
Fig. 1 to 2 show an embodiment of a battery thermal management system according to the present invention. The utility model provides a battery thermal management system, wherein include battery box 1, still including setting up radiating fin 11 on 3 outer walls of battery, bottom in the battery box 1 is equipped with the battery support, battery support bottom is equipped with condensation tank 5, condensation tank 5 passes through pipeline 10 and is connected with aerial fog generator, be equipped with the force pump that extracts aerial fog generator with the water in the condensation tank 5 on the pipeline 10, be equipped with the temperature detection module that detects 3 temperatures of battery on the battery box 1, be equipped with fan 2 on the wall of battery box 1, be equipped with electric wire mesh 4 between battery 3 and the fan 2 in the battery box 1, aerial fog generator's nozzle 9 sets up between fan 2 and electric wire mesh 4.
In this embodiment, temperature control module includes temperature sensor, and temperature sensor carries out temperature detection to battery 3, and temperature sensor uploads the temperature that detects to the host computer, and the host computer sends corresponding action instruction to aerosol generator, fan 2 and electric heat silk screen 4 according to the temperature data of temperature sensor input.
In this embodiment, aerial fog generator includes atomizer 8 and nozzle 9, and condensation tank 5 is connected to the one end of pipeline 10, and the other end inserts atomizer 8, and the liquid suction atomizer 8 in the pressure pump will condensation tank 5, and atomizer 8 produces aerial fog from the export blowout of nozzle 9, and the aerial fog that atomizer 8 produced is from the opening blowout of nozzle 9, and the opening of nozzle 9 is vertical upwards, can be full of battery 3 box 1 rapidly from opening spun aerial fog. The top of battery 3 is equipped with waterproof board 6, and waterproof board 6 isolated aerial fog avoids aerial fog to spread the electrode at battery 3 top.
In this embodiment, the battery support includes that a plurality of transversely sets up a supporting beam 7 on condensation tank 5, forms between a supporting beam 7 with hollow structure, hollow structure with condensation tank 5 and battery box 1 in the intercommunication, the drop of water that aerial fog formed on battery 3 surface or radiating fin 11 drops automatically, collects from hollow structure and gets into condensation tank 5. It should be noted that the battery may also be placed on a grid plate on the condensation tank 5, and a hollow structure is arranged on the grid plate, and the hollow structure communicates the condensation tank 5 with the interior of the battery box 1.
The working principle of the embodiment is as follows, a corresponding heat dissipation threshold value is set on an upper computer, when the temperature detected by a temperature detection module exceeds the threshold value, the upper computer starts a fan 2 to drive air outside a battery box body 1 to enter, and performs forced air cooling on a battery 3 in the battery box body 1, when the temperature detected by the temperature detection module is higher than 50 ℃, the upper computer starts a pressure pump and an atomizer 8, the pressure pump presses liquid in a condensation pool 5 into the atomizer 8, the atomizer 8 atomizes the liquid, aerosol generated by the atomizer 8 is sprayed out from an opening of a nozzle 9, the fan 2 drives the aerosol to float towards the battery 3, the aerosol forms aerosol on a heat dissipation fin 11 outside the battery 3, the battery 3 is cooled forcibly, and water drops formed on the heat dissipation fin 11 fall into the condensation pool 5 at the bottom; when the temperature of temperature detection module side is less than the threshold value, the host computer starts electric heat silk screen 4, fan 2, force pump and atomizer 8, and electric heat silk screen 4 is blown into with the aerial fog that atomizer 8 produced to fan 2, and aerial fog convection becomes the hot aerial fog of high temperature in electric heat silk screen 4, gets into battery 3, heats battery 3 surface and radiating fin 11, and aerial fog can automatic drippage again after forming the drop of water on radiating fin 11 and get back to condensation pool 5. Compared with a pure air working medium, the atomized gas-liquid two-phase fluid serving as the working medium has stronger heat exchange capacity.
In one embodiment, as shown in fig. 3, the heat dissipation fins 11 are flat fins, the heat dissipation fins 11 are sequentially arranged transversely on the outer wall of the battery 3, each heat dissipation fin 11 is provided with a liquid discharge hole 12 at regular intervals, the liquid discharge holes 12 on the upper and lower parallel heat dissipation fins 11 are all in the same position, and the aerosol generated by the aerosol generator forms two kinds of mist flows on the heat dissipation fins 11 of the battery 3, one kind is a transverse mist flow flowing between the heat dissipation fins 11, so that most of heat exchange work with the battery 3 is completed; the other is that longitudinal mist flow flowing on the liquid leakage holes 12 on each radiating fin 11 carries out secondary convection heat exchange, and simultaneously drives liquid films attached to the surfaces of the battery 3 and the radiating fins 11 to flow along the liquid leakage holes 12, so that the liquid films are prevented from being too thick to block heat transfer. The liquid film is recovered and collected in the condensation pool 5 at the bottom of the battery support through the liquid discharge holes 12 on the radiating fins 11, and then is conveyed to the atomizer 8 for atomization through the pipeline 10 by the pressure pump.
In one embodiment, the electric heating wire net 4 includes a plurality of heating wires, and the heating wires are vertically wound and woven in the transverse direction and the longitudinal direction to form a net structure.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. A battery thermal management system, characterized by: comprises a battery box body (1) for loading a battery (3) and a heat dissipation unit arranged on the outer wall of the battery (3), a battery support is arranged at the bottom in the battery box body (1), a condensation pool (5) is arranged at the bottom of the battery support, the condensation pool (5) is provided with an aerosol generator, the battery box body (1) is provided with a temperature detection module for detecting the temperature of the battery (3), a fan (2) is arranged on the wall surface of the battery box body (1), an electric heating wire mesh (4) is arranged between the battery (3) and the fan (2) in the battery box body (1), the nozzle (9) of the aerosol generator is arranged between the fan (2) and the electric heating wire mesh (4), and the battery thermal management system further comprises an upper computer which controls the temperature detection module, the fan (2), the aerosol generator and the electric heating wire mesh (4).
2. The battery thermal management system of claim 1, wherein: the heat dissipation unit comprises a plurality of heat dissipation fins (11), the heat dissipation fins (11) are transversely arranged on the outer wall of the battery (3), the heat dissipation fins (11) are flat fins, and a plurality of liquid leakage holes (12) are uniformly distributed on the flat fins.
3. The battery thermal management system of claim 1, wherein: the aerosol generator is communicated with the condensation tank (5) through a pipeline (10), and a pressure pump is arranged on the pipeline (10).
4. A battery thermal management system according to claim 3, wherein: the aerosol generator comprises an atomizer (8) and a nozzle (9) arranged at the top of the atomizer (8), the pipeline (10) is connected into the atomizer (8), and an opening of the nozzle (9) faces upwards.
5. A battery thermal management system according to claim 3, wherein: the battery support comprises a plurality of supporting beams (7) transversely arranged on the condensation pool (5), a hollow structure is formed between each supporting beam (7), and the condensation pool (5) is communicated with the interior of the battery box body (1) through the hollow structure.
6. A battery thermal management system according to claim 3, wherein: the battery support comprises a grid plate placed on the condensation tank (5), wherein the grid plate is provided with a hollow structure, and the condensation tank (5) is communicated with the interior of the battery box body (1) through the hollow structure.
7. The battery thermal management system of claim 1, wherein: the top in the battery box body (1) is provided with a waterproof plate (6) for isolating the electrodes of the battery (3).
8. The battery thermal management system of claim 1, wherein: the electric heating wire net (4) comprises a plurality of electric heating wires which are vertically wound and woven in the transverse direction and the longitudinal direction to form a net-shaped structure.
9. The battery thermal management system of claim 1, wherein: the temperature detection module adopts a temperature sensor.
10. The battery thermal management system of claim 8, wherein: the electric heating wire is made of iron chromium aluminum or nickel chromium electric heating alloy.
CN202110515660.3A 2021-05-12 2021-05-12 Battery thermal management system Pending CN113437376A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110515660.3A CN113437376A (en) 2021-05-12 2021-05-12 Battery thermal management system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110515660.3A CN113437376A (en) 2021-05-12 2021-05-12 Battery thermal management system

Publications (1)

Publication Number Publication Date
CN113437376A true CN113437376A (en) 2021-09-24

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CN202110515660.3A Pending CN113437376A (en) 2021-05-12 2021-05-12 Battery thermal management system

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CN (1) CN113437376A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN206134877U (en) * 2016-09-18 2017-04-26 广东工业大学 Power lithium cell module cooling device
CN208171086U (en) * 2018-04-19 2018-11-30 常州爱克普换热器有限公司 A kind of novel radiating fin
CN209357865U (en) * 2018-10-26 2019-09-06 广东工业大学 A kind of battery temperature control device of vehicle
CN110474131A (en) * 2019-09-06 2019-11-19 广东工业大学 A kind of battery thermal management system
CN211605351U (en) * 2020-01-20 2020-09-29 威睿电动汽车技术(宁波)有限公司 Battery pack cooling device and vehicle

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN206134877U (en) * 2016-09-18 2017-04-26 广东工业大学 Power lithium cell module cooling device
CN208171086U (en) * 2018-04-19 2018-11-30 常州爱克普换热器有限公司 A kind of novel radiating fin
CN209357865U (en) * 2018-10-26 2019-09-06 广东工业大学 A kind of battery temperature control device of vehicle
CN110474131A (en) * 2019-09-06 2019-11-19 广东工业大学 A kind of battery thermal management system
CN211605351U (en) * 2020-01-20 2020-09-29 威睿电动汽车技术(宁波)有限公司 Battery pack cooling device and vehicle

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Application publication date: 20210924

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