CN106876822A - A kind of power battery thermal management system and its control method - Google Patents
A kind of power battery thermal management system and its control method Download PDFInfo
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- CN106876822A CN106876822A CN201710139552.4A CN201710139552A CN106876822A CN 106876822 A CN106876822 A CN 106876822A CN 201710139552 A CN201710139552 A CN 201710139552A CN 106876822 A CN106876822 A CN 106876822A
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- battery
- temperature
- management system
- thermal management
- coolant
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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
- H01M10/61—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
- H01M10/61—Types of temperature control
- H01M10/617—Types of temperature control for achieving uniformity or desired distribution of 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
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/625—Vehicles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/63—Control systems
- H01M10/637—Control systems characterised by the use of reversible temperature-sensitive devices, e.g. NTC, PTC or bimetal devices; characterised by control of the internal current flowing through the cells, e.g. by switching
-
- 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
-
- 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
- H01M10/66—Heat-exchange relationships between the cells and other systems, e.g. central heating systems or fuel cells
- H01M10/663—Heat-exchange relationships between the cells and other systems, e.g. central heating systems or fuel cells the system being an air-conditioner or an engine
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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)
- Automation & Control Theory (AREA)
Abstract
Can effectively ensure that battery modules are in normal operating temperature range the invention provides a kind of power battery thermal management system, improve the charging and discharging capabilities and service life of battery modules.A kind of power battery thermal management system that the present invention is provided, including battery modules, water tank, water pump, electric heater unit, motor waste heat exchanger, on-board air conditioner refrigerating plant, control system controls the water pump and reversal valve according to the main battery module temperature value for obtaining, connection changes battery coolant return flow path, realizes the heat exchange of battery coolant and the battery modules.
Description
Technical field
The present invention relates to electric automobile design and manufacturing technology field, more particularly to a kind of power battery thermal management system and its
Control method.
Background technology
Battery pack is the unique power source of electric automobile, and its performance quality directly affects the performance of vehicle, battery pack
Temperature has important influence to the performance of battery and life-span, and battery temperature in use is too high or too low all to be had directly to its charge/discharge capacity
Influence is connect, its service life can be reduced.
Batteries of electric automobile group is made up of single battery core connection in series-parallel, a certain single battery core it is too high or too low for temperature,
Cause each single battery core internal resistance heat production different, and long-term heat is uneven, is further exacerbated by the temperature difference between battery core, influence electricity
The charging and discharging capabilities of core, and the capacity of battery modules is consistent with worst single battery core, so single battery core temperature height is straight
Influence battery modules performance is connect, further the operation of influence vehicle, it is seen that the internal difference in temperature of battery modules can not be ignored.
Research both domestic and external at present is concentrated mainly on the cooling system of battery, and such as CN102315498B works as electric automobile
Same the normal of influence battery core is used during in low-temperature condition, though and CN105206893A consider battery core heating its use
Battery modules of PTC directly fitting are heated, and the direct laminating for causing battery core to heat uneven battery modules simultaneously there is also necessarily
Battery core heat dissipation problem.
The content of the invention
The embodiment of the invention provides a kind of power battery thermal management system and can effectively ensure that battery pack is in normally
Operating temperature range in, improve battery pack charging and discharging capabilities and service life.
A kind of power battery thermal management system that the embodiment of the present invention is provided, including including battery modules, water tank, water
Pump, electric heater unit, motor waste heat exchanger, on-board air conditioner refrigerating plant, the water tank are connected to first through the water pump
Commutation valve inlet, the electric heater unit and the motor waste heat exchanger be connected in parallel to first diverter valve outlet with
Between second commutation valve inlet, second reversal valve and the 3rd reversal valve pass through pipeline or the on-board air conditioner refrigerating plant
Connection, the battery modules are connected by the 3rd reversal valve with the water tank, form loop；Battery modules and described
Temperature sensor is respectively arranged with water tank, the temperature sensor is connected with control system communication, the control system control
Reversal valve and the electric heater unit；
The temperature sensor obtains the battery modules and battery coolant temperature, and the control system is according to the temperature for obtaining
Value the control water pump and the reversal valve, connect or change the battery coolant return flow path, realize that the battery is cold
But the heat exchange of liquid and the battery modules.
Wherein, water-cooled heat exchanger plates are provided with the battery modules.
Wherein, the electric heater unit uses PTC mode of heatings.
Wherein, the on-board air conditioner refrigerating plant and the battery coolant heat exchange method exchanged heat using liquid liquid or gas/
Liquid heat exchange mode.
Wherein, the battery coolant is the mixed liquor of water or water and ethylene glycol.
A kind of power battery thermal management system control method, including：Battery modules temperature is obtained, and judges acquired temperature
Whether value is in the normal battery operation temperature range of setting；If the temperature value is less than the battery operating temperature of the setting
The minimum of scope, then open heat cycles loop, if the temperature value is more than the battery operating temperature scope of the setting
Peak, then open cooling circuit；The temperature value that battery coolant passes in and out battery modules is obtained, and combines the battery mould
Group temperature and the circulation loop opening time, the battery modules inner gateway commutating period is calculated, the control system control is described
Battery coolant commutates.
Wherein, in heat cycles loop, further include, motor coolant temperature is obtained, if the temperature value is more than
Setting value, then close the electric heater unit, opens motor heat exchange path.
Wherein, in cooling circuit, the battery coolant flows through the electric heater unit and institute being stopped
The second reversal valve is stated, the battery coolant is cooled down by the on-board air conditioner refrigerating plant.
Wherein, judge that the temperature of the battery modules is in the operating temperature range of the setting, then control the water
Pump and the reversal valve, close circulation loop.
Wherein, the setting value is the arithmetic mean of instantaneous value of the normal battery operation range endpoints.
A kind of power battery thermal management system that the present invention is provided, makes full use of electric heater unit, motor waste heat and vehicle-mounted
Air-conditioning refrigeration plant is heated or cooled to battery coolant, effectively using energy source of car, and using commutation thermal balance, protects
Battery modules are demonstrate,proved in normal operating temperature range.
Brief description of the drawings
Fig. 1 show a kind of attachment structure schematic diagram of power battery thermal management system provided in an embodiment of the present invention.
Fig. 2 show a kind of power battery thermal management system control method schematic flow sheet provided in an embodiment of the present invention.
Fig. 3 show a kind of specific control flow schematic diagram of power battery thermal management system provided in an embodiment of the present invention.
Specific embodiment
Below in conjunction with accompanying drawing, the implementation method to the embodiment of the present invention is clearly and completely described.
Fig. 1 show a kind of attachment structure schematic diagram of power battery thermal management system of present invention offer.Such as Fig. 1 institutes
Show, the power battery thermal management system includes：Battery modules, water tank, water pump, electric heater unit, motor waste heat exchanger and
On-board air conditioner refrigerating plant.Water tank is connected to the first commutation valve inlet, electric heater unit and motor waste heat exchanger through water pump
It is connected in parallel between the first diverter valve outlet and the second commutation valve inlet, it is in parallel with on-board air conditioner refrigerating plant even by pipeline
It is connected between the second diverter valve outlet and the 3rd commutation valve inlet, battery modules are connected by the 3rd reversal valve with water tank, are formed
Loop.
Wherein, water-cooled heat exchanger plates are provided with battery modules, the heat exchange of battery modules and battery coolant is realized.
Temperature sensor is respectively arranged with battery modules and water tank, temperature sensor is connected with control system communication, controls
System control water pump processed, reversal valve and electric heater unit, water pump drive battery coolant, are entered by battery coolant and battery modules
Row heat exchange.
Control system realizes the opening and closing of battery refrigeration and heating circuit by controlling the opening and closing of reversal valve.
Wherein, electric heater unit uses PTC mode of heatings, meets fast and accurately heating requirements.On-board air conditioner refrigeration dress
Pipeline heat exchange method is put and flows through to be exchanged heat using liquid liquid or gas/liquid heat exchange mode.
Battery coolant can be the mixed liquor of water, or water and ethylene glycol, it is ensured that while certain specific heat capacity, drop
The low corrosivity to pipeline.
When normal working temperature scope minimum of the battery modules temperature less than setting, control system control water pump and electricity
Heater open, battery coolant flow through electric heater unit by the second reversal valve by the road, the 3rd reversal valve enter battery
Module, heat exchange is carried out with battery modules.When in car running process, monitoring motor coolant temperature reaches certain value, controls
System controls the first reversal valve that battery coolant circulation path is switched into motor waste heat exchanger, using motor coolant heat
Amount heating battery coolant, heated battery coolant carries out heat exchange with battery modules, it is ensured that battery modules are operated in just
In the range of normal temperature.
When normal working temperature scope peak of the battery modules temperature higher than setting, control system controls water pump and changes
To valve, battery coolant flows through idle electric heater unit, the second reversal valve and on-board air conditioner refrigerating plant, into battery mould
Group, heat exchange is carried out with battery modules.
According to battery modules temperature, heat exchanger time and battery coolant out temperature, control system is by control the
Three reversal valves change battery coolant turnover battery modules flow direction, realize the equilibrium of battery modules heat exchange, it is ensured that battery modules
The uniformity of bulk temperature.
When battery modules temperature reaches setting value, control system stops water pump, closes crossover valve, stop loop circulation.
Fig. 2 show a kind of power battery thermal management system control method schematic flow sheet of present invention offer.Such as Fig. 2 institutes
Show, the method includes：
Step one：Battery modules temperature is obtained, and judges whether acquired temperature value is in the normal battery operation temperature of setting
In the range of.
Control system obtains the temperature value of battery modules in real time by the temperature sensor in battery modules, and judges the temperature
Whether angle value is in the normal battery operation temperature range of setting（T1~T2）It is interior.
Wherein, normal battery operation temperature range T1~T2It is experiment test value, is pre-set in control system.
Step 2：If temperature value is less than the operating temperature range minimum of setting, heat cycles loop is opened, if temperature
Value then opens cooling circuit more than the operating temperature range peak of setting.
Monitor operating temperature range minimum T of the battery modules temperature less than setting1When, while detecting motor coolant
Temperature is less than T1With T2Arithmetic mean of instantaneous value be（T1+T2）When/2, control system opens water pump, reversal valve and electric heater unit, water
Pump drives battery coolant, battery coolant to be heated up after flowing through electric heater unit, by the second reversal valve, pipeline and the 3rd commutation
Valve enters in battery modules, and heat exchange is realized with battery modules.
When control system monitors that motor coolant temperature is higher than T1With T2Arithmetic mean of instantaneous value be（T1+T2）When/2, control
Battery coolant channels are switched to motor waste heat exchanger by the first reversal valve, and battery is heated using motor coolant heat
Coolant, heated battery coolant enters battery modules, and heat exchange is realized with battery modules.
Electric heater unit path and motor waste heat exchanger path only select wherein to connect all the way, while reducing energy consumption
Utilization rate has also reached maximum.
And work as and monitor operating temperature range peak T of the battery modules temperature higher than setting2When, control system opens water
Pump and reversal valve, control battery coolant flows through the first reversal valve, the electric heater unit that is stopped, the second reversal valve, vehicle-mounted
Enter battery modules through the 3rd reversal valve after air-conditioning refrigeration plant, heat exchange is carried out with battery modules.
Step 3：Obtain battery coolant and pass in and out the temperature value of battery modules, and with reference to battery modules temperature and loop back
The opening time on road, calculate battery modules inner gateway commutating period, control system control battery coolant commutation.
Battery coolant is obtained in real time and enters the temperature value of battery modules and the temperature value of outflow battery modules, and combine electricity
The opening time of pond module temperature and circulation loop, the commutation cycle time of battery coolant in battery modules is calculated, reached
The commutation Vavle switching battery coolant turnover battery modules flow direction of control system control the 3rd, realizes battery coolant after the calculating time
Commutation flowing in battery modules, it is ensured that battery modules balanced heating or cooling, makes battery modules generally in normal work
In temperature range.
After battery modules temperature is in the range of normal working temperature, control system switches off the pump and reversal valve, stops
Battery coolant is circulated.
Fig. 3 show a kind of specific control flow schematic diagram of power battery thermal management system provided in an embodiment of the present invention.
As shown in figure 3, after automobile starting, first determining whether whether battery modules temperature value is fallen into the range of the normal working temperature of setting.
If in the range of normal working temperature, being not turned on recuperated cycle loop.
If being more than normal working temperature scope peak, reversal valve, water pump are opened, battery coolant passes through on-board air conditioner
Enter battery modules after refrigerating plant cooling, realize and battery modules heat exchange, reduction battery modules temperature.
If being less than normal working temperature scope minimum, water pump is opened, while according to motor coolant temperature, switching the
One reversal valve, controls battery coolant circulating path, rationally using energy source of car, it is ensured that battery modules are operated in normal temperature
In the range of.
The present invention provide a kind of power battery thermal management system, make full use of electric heater unit, motor waste heat and
On-board air conditioner refrigerating plant is heated or cooled to battery coolant, effectively using energy source of car, while using commutation heat
Weighing apparatus, it is ensured that battery modules are in normal operating temperature range.
The above embodiments merely illustrate the technical concept and features of the present invention, is not intended to limit the invention, all in this hair
Within bright spirit and principle, any modification, equivalent for being made etc. should be included within the scope of the present invention.
Claims (11)
1. a kind of power battery thermal management system, it is characterised in that including battery modules, water tank, water pump, electric heater unit, electricity
Machine waste heat exchanger, on-board air conditioner refrigerating plant, the water tank are connected to the first commutation valve inlet, the electricity through the water pump
Heater and the motor waste heat exchanger be connected in parallel to first diverter valve outlet and the second commutation valve inlet it
Between, second reversal valve is connected with the 3rd reversal valve by pipeline or the on-board air conditioner refrigerating plant, the battery mould
Group is connected by the 3rd reversal valve with the water tank, forms loop；It is respectively provided with the battery modules and the water tank
There is temperature sensor, the temperature sensor is connected with control system communication, and the control system controls reversal valve and the electricity
Heater；
The temperature sensor obtains the battery modules and battery coolant temperature, and the control system is according to the temperature for obtaining
Value the control water pump and the reversal valve, connect or change the battery coolant return flow path, realize that the battery is cold
But the heat exchange of liquid and the battery modules.
2. power battery thermal management system according to claim 1, it is characterised in that be provided with water in the battery modules
Cold heat exchanger plates.
3. power battery thermal management system according to claim 1, it is characterised in that the electric heater unit uses PTC
Mode of heating.
4. power battery thermal management system according to claim 1, it is characterised in that the on-board air conditioner refrigerating plant with
The battery coolant heat exchange method is exchanged heat or gas/liquid heat exchange mode using liquid liquid.
5. power battery thermal management system according to claim 1, it is characterised in that the battery coolant be water or
The mixed liquor of water and ethylene glycol.
6. a kind of power battery thermal management system control method, it is characterised in that including：
Battery modules temperature is obtained, and judges whether acquired temperature value is in the normal battery operation temperature range of setting；
If the temperature value is less than the minimum of the battery operating temperature scope of the setting, heat cycles loop is opened, if
The temperature value then opens cooling circuit more than the peak of the battery operating temperature scope of the setting；
The temperature value that battery coolant passes in and out battery modules is obtained, and when combining the battery modules temperature and circulation loop unlatching
Between, the battery modules inner gateway commutating period is calculated, the control system controls the battery coolant commutation.
7. power battery thermal management system control method according to claim 6, it is characterised in that in heat cycles loop
In, further include, motor coolant temperature is obtained, if the temperature value is more than setting value, first reversal valve is controlled,
Open motor heat exchange path.
8. power battery thermal management system control method according to claim 6, it is characterised in that in cooling circuit
In, the battery coolant flows through the electric heater unit and second reversal valve being stopped, by the vehicle-mounted sky
Modulation device for cooling cools down the battery coolant.
9. power battery thermal management system control method according to claim 6, it is characterised in that the battery coolant
Commutate as the control system controls the 3rd reversal valve turnover, realize that the battery coolant is changed in the battery modules
To.
10. power battery thermal management system control method according to claim 6, it is characterised in that judge the battery
The temperature of module is in the operating temperature range of the setting, then control the water pump and the reversal valve, and closing is looped back
Road.
11. power battery thermal management system control methods according to claim 7, it is characterised in that the setting value is
The arithmetic mean of instantaneous value of the normal battery operation range endpoints.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710139552.4A CN106876822A (en) | 2017-03-10 | 2017-03-10 | A kind of power battery thermal management system and its control method |
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| CN201710139552.4A CN106876822A (en) | 2017-03-10 | 2017-03-10 | A kind of power battery thermal management system and its control method |
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Cited By (29)
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| CN107336626A (en) * | 2017-06-28 | 2017-11-10 | 北京新能源汽车股份有限公司 | A kind of heat-exchange system and electric automobile |
| CN107394072A (en) * | 2017-06-23 | 2017-11-24 | 北京机械设备研究所 | The heat management system and hybrid vehicle of a kind of electrokinetic cell |
| CN108312840A (en) * | 2018-03-02 | 2018-07-24 | 南京好龙电子有限公司 | A kind of temperature control system of vehicle electric system |
| CN108539329A (en) * | 2018-03-14 | 2018-09-14 | 北汽福田汽车股份有限公司 | Battery thermal management method, apparatus, system and electric vehicle |
| CN108550960A (en) * | 2018-05-15 | 2018-09-18 | 浙江吉利控股集团有限公司 | Battery Low Temperature Thermal managing device and thermal management algorithm |
| CN108736095A (en) * | 2017-04-20 | 2018-11-02 | 保时捷股份公司 | Temperature adjustment component for electric energy accumulator |
| CN108767364A (en) * | 2018-05-23 | 2018-11-06 | 合肥汇英科技有限公司 | A kind of cooling system of new electric energy source battery |
| CN108808158A (en) * | 2018-04-24 | 2018-11-13 | 北京长城华冠汽车科技股份有限公司 | A kind of new energy vehicle tandem heat management system and new-energy automobile |
| CN108832221A (en) * | 2018-04-24 | 2018-11-16 | 北京长城华冠汽车科技股份有限公司 | The control method and device of new energy vehicle tandem heat management pipeline |
| CN109273782A (en) * | 2018-09-03 | 2019-01-25 | 威马智慧出行科技（上海）有限公司 | Battery pack heat management system |
| CN109449531A (en) * | 2018-10-30 | 2019-03-08 | 北京长城华冠汽车科技股份有限公司 | The liquid cooling heat management test macro of power battery |
| CN109509934A (en) * | 2018-09-03 | 2019-03-22 | 蔚来汽车有限公司 | Battery cooling circuit, vehicle, battery storing station and electric charging station |
| CN109546234A (en) * | 2017-11-29 | 2019-03-29 | 蜂巢能源科技有限公司 | Power battery heat management control method, power battery thermal management system and vehicle |
| WO2019062937A1 (en) * | 2017-09-30 | 2019-04-04 | 比亚迪股份有限公司 | Temperature regulation system for vehicle-mounted battery |
| CN110048189A (en) * | 2019-04-24 | 2019-07-23 | 中通客车控股股份有限公司 | A kind of liquid cooling battery thermal management system and its control method |
| CN110112509A (en) * | 2019-04-29 | 2019-08-09 | 华为技术有限公司 | Battery pack heating equipment, heat accumulation equipment and electric car |
| CN110504509A (en) * | 2018-05-18 | 2019-11-26 | 大众汽车有限公司 | Method for adjusting the temperature of battery |
| CN110854470A (en) * | 2019-11-27 | 2020-02-28 | 威马汽车制造温州有限公司 | Direct-cooling liquid-heating type battery thermal management system and control method for electric automobile and electric automobile |
| CN110854474A (en) * | 2018-08-21 | 2020-02-28 | 广州汽车集团股份有限公司 | Electric automobile temperature control system |
| CN110854475A (en) * | 2018-08-21 | 2020-02-28 | 广州汽车集团股份有限公司 | Electric automobile temperature control system |
| CN111180830A (en) * | 2020-01-21 | 2020-05-19 | 合肥工业大学 | Battery motor integrated thermal management system of pure electric or hybrid electric vehicle |
| CN111370812A (en) * | 2020-02-21 | 2020-07-03 | 吉利汽车研究院（宁波）有限公司 | Battery heating control method, device and system and storage medium |
| CN113140811A (en) * | 2021-02-24 | 2021-07-20 | 浙江合众新能源汽车有限公司 | Water pump control system and control method of power battery thermal management system |
| CN113381096A (en) * | 2021-06-09 | 2021-09-10 | 上海理工大学 | Real-time optimization battery thermal management system based on cooling path |
| CN113506927A (en) * | 2021-05-14 | 2021-10-15 | 湘潭大学 | Electric automobile liquid cooling system with replaceable flow direction and reversing control method thereof |
| CN113611941A (en) * | 2021-06-17 | 2021-11-05 | 赵文英 | Control method for thermal runaway of lithium battery pack, control panel and temperature control equipment |
| CN114614143A (en) * | 2022-03-03 | 2022-06-10 | 中国第一汽车股份有限公司 | Battery thermal management system, control method thereof, battery assembly and electric vehicle |
| WO2022142996A1 (en) * | 2020-12-28 | 2022-07-07 | 长城汽车股份有限公司 | Method and apparatus for controlling temperature of power battery |
| CN116027208A (en) * | 2022-11-18 | 2023-04-28 | 北京双登慧峰聚能科技有限公司 | Liquid cooling energy storage battery box test platform |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108736095A (en) * | 2017-04-20 | 2018-11-02 | 保时捷股份公司 | Temperature adjustment component for electric energy accumulator |
| CN108736095B (en) * | 2017-04-20 | 2022-09-23 | 保时捷股份公司 | Temperature control assembly for an electrical energy store |
| CN107394072A (en) * | 2017-06-23 | 2017-11-24 | 北京机械设备研究所 | The heat management system and hybrid vehicle of a kind of electrokinetic cell |
| CN107394072B (en) * | 2017-06-23 | 2020-01-24 | 北京机械设备研究所 | Thermal management system of power battery and hybrid electric vehicle |
| CN107336626A (en) * | 2017-06-28 | 2017-11-10 | 北京新能源汽车股份有限公司 | A kind of heat-exchange system and electric automobile |
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