CN109501567A - Electric automobile cooling system - Google Patents
Electric automobile cooling system Download PDFInfo
- Publication number
- CN109501567A CN109501567A CN201811480089.0A CN201811480089A CN109501567A CN 109501567 A CN109501567 A CN 109501567A CN 201811480089 A CN201811480089 A CN 201811480089A CN 109501567 A CN109501567 A CN 109501567A
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- Prior art keywords
- mentioned
- medium
- heat exchanger
- outlet
- temperature sensor
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B1/00—Compression machines, plants or systems with non-reversible cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/31—Expansion valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/40—Fluid line arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K2001/003—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units
- B60K2001/005—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units the electric storage means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2700/00—Sensing or detecting of parameters; Sensors therefor
- F25B2700/19—Pressures
- F25B2700/195—Pressures of the condenser
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2700/00—Sensing or detecting of parameters; Sensors therefor
- F25B2700/21—Temperatures
- F25B2700/2117—Temperatures of an evaporator
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention discloses a kind of electric automobile cooling systems, belong to electric vehicle engineering field, including plate heat exchanger；Plate heat exchanger includes entrance B and the outlet B with the entrance A of first medium piping connection and outlet A and second medium piping connection；Air separator, water pump, the heat exchanger fin with the Battery case progress heat exchange of electric car are provided on first medium pipeline；On first medium pipeline；Second medium pipeline includes automobile air-conditioning refrigeration circulation loop and medium side refrigeration cycle；Above-mentioned automobile air-conditioning refrigeration circulation loop includes the refrigerant circulation pipe A connecting with entrance B and outlet B, is sequentially installed with compressor, condenser, first switch valve and the first expansion valve on above-mentioned refrigerant circulation pipe A along refrigerant flow direction；Medium side refrigeration cycle includes the refrigerant circulation pipe B connecting with entrance B and outlet B, and evaporator, second switch valve and the second expansion valve are sequentially installed on refrigerant circulation pipe B along refrigerant flow direction.
Description
Technical field
The invention belongs to electric vehicle engineering field more particularly to a kind of electric automobile cooling systems.
Background technique
It is well known that electric car (BEV) refers to using vehicle power supply as power, with motor driven wheels travel, meet
Road traffic, security legislation requirements vehicle.Since effect on environment is smaller with respect to orthodox car, prospect is seen extensively
Good, batteries of electric automobile cooling is that a big technological difficulties of heat management are also core technology.Outstanding battery thermal management system can
To increase the mileage travelled of electric car, extends the service life of battery, vehicle performance is provided.Currently, electric car is common
The battery type of cooling include it is air-cooled, refrigerant is directly cooling and refrigerant cools down indirectly.Air-cooled battery cooling system needs to make air
Forced-convection heat transfer is carried out with battery, the coefficient of heat transfer is low, and heat exchange is slow.The directly cooling system of refrigerant can be such that battery is quenched suddenly suddenly
Heat is unfavorable for extending the service life of battery, and temperature difficult to realize is precisely controlled.
Summary of the invention
In view of the drawbacks of the prior art, the present invention provides a kind of electric automobile cooling system, the electric automobile cooling system
It is cooled down indirectly using refrigerant, i.e. the directly not cooling battery of refrigerant, but refrigerant and coolant liquid carry out hot friendship in plate heat exchanger
It changes, refrigerant takes away the heat of the coolant liquid flowed out from battery, and coolant liquid again returns to cooling to battery in battery.It is board-like to change
Evaporator in hot device and air-conditioning box shares a compressor, a condenser, the i.e. cooling system of one drag two.This battery is cold
But mode, compact-sized, temperature control precision is high, and heat exchange efficiency is high.
It is of the present invention the specific technical proposal is:
The goal of the invention of this patent is to provide a kind of electric automobile cooling system, includes at least plate heat exchanger；Wherein:
Above-mentioned plate heat exchanger include and the entrance A of first medium piping connection and outlet A, with second medium piping connection
Entrance B and outlet B；
Air separator, water pump, the Battery case progress heat with electric car are provided on above-mentioned first medium pipeline
The heat exchanger fin of exchange；
On first medium pipeline；
Above-mentioned second medium pipeline includes automobile air-conditioning refrigeration circulation loop and medium side refrigeration cycle；
Above-mentioned automobile air-conditioning refrigeration circulation loop includes the refrigerant circulation pipe A connecting with entrance B and outlet B, along refrigerant
Flow direction is sequentially installed with compressor, condenser, first switch valve and the first expansion valve on above-mentioned refrigerant circulation pipe A；
Above-mentioned medium side refrigeration cycle includes the refrigerant circulation pipe B connecting with entrance B and outlet B, along refrigerant stream
Dynamic direction is sequentially installed with evaporator, second switch valve and the second expansion valve on above-mentioned refrigerant circulation pipe B.
Further, further include:
For detecting the pressure sensor of condenser inlet end pressure size；
For detecting the first temperature sensor of evaporator surface temperature level；
For detecting the second temperature sensor of driving spreader surface temperature level；
For detecting the third temperature sensor of heat exchanger fin entrance side temperature level；
For detecting the 4th temperature sensor of heat exchanger fin outlet side temperature level；
Above-mentioned first temperature sensor, second temperature sensor, third temperature sensor, the 4th temperature sensor signal
Output terminal is electrically connected with the I/O terminal of air-conditioner controller；Above-mentioned pressure sensor passes through signal acquisition unit and airconditioning control
The I/O terminal of device is electrically connected；The I/O terminal of above-mentioned air-conditioner controller by data line respectively with the control terminal of compressor, the
The control terminal electrical connection of the control terminal of one switch valve, the control terminal of second switch valve, water pump.
Further, above-mentioned refrigerant is freon, and above-mentioned first medium is water.
Advantages of the present invention and good effect are as follows:
By using above-mentioned technical proposal, the present invention is had the following technical effect that:
The present invention uses refrigerant to cool down indirectly, i.e. the directly not cooling battery of refrigerant, but refrigerant and coolant liquid are in plate
Heat exchange is carried out in formula heat exchanger, refrigerant takes away the heat of the coolant liquid flowed out from battery, and coolant liquid again returns to battery
In give battery cooling.Evaporator in plate heat exchanger and air-conditioning box shares a compressor, a condenser, i.e. one drag two
Cooling system.This battery type of cooling, compact-sized, temperature control precision is high, and heat exchange efficiency is high.
Detailed description of the invention
Fig. 1 is the structure chart of invention preferred embodiment；
Fig. 2 is the circuit block diagram of invention preferred embodiment；
Wherein: 1, the first expansion valve；2, first switch valve；3, second switch valve；4, the second expansion valve.
Specific embodiment
In order to further understand the content, features and effects of the present invention, the following examples are hereby given, and cooperate attached drawing
Detailed description are as follows.
Structure of the invention is explained in detail with reference to the accompanying drawing.
Please refer to Fig. 1 and Fig. 2: a kind of electric automobile cooling system, including plate heat exchanger；Wherein:
Above-mentioned plate heat exchanger include and the entrance A of first medium piping connection and outlet A, with second medium piping connection
Entrance B and outlet B；
Air separator, water pump, the Battery case progress heat with electric car are provided on above-mentioned first medium pipeline
The heat exchanger fin of exchange；
On first medium pipeline；
Above-mentioned second medium pipeline includes automobile air-conditioning refrigeration circulation loop and medium side refrigeration cycle；
Above-mentioned automobile air-conditioning refrigeration circulation loop includes the refrigerant circulation pipe A connecting with entrance B and outlet B, along refrigerant
Flow direction is sequentially installed with compressor, condenser, first switch valve and the first expansion valve on above-mentioned refrigerant circulation pipe A；
Above-mentioned medium side refrigeration cycle includes the refrigerant circulation pipe B connecting with entrance B and outlet B, along refrigerant stream
Dynamic direction is sequentially installed with evaporator, second switch valve and the second expansion valve on above-mentioned refrigerant circulation pipe B.
As a preferred embodiment, on the basis of above preferred embodiment, in order to more accurately and in time grasp the cooling
System
Working condition: further include:
For detecting the pressure sensor of condenser inlet end pressure size；
For detecting the first temperature sensor of evaporator surface temperature level；
For detecting the second temperature sensor of driving spreader surface temperature level；
For detecting the third temperature sensor of heat exchanger fin entrance side temperature level；
For detecting the 4th temperature sensor of heat exchanger fin outlet side temperature level；
Above-mentioned first temperature sensor, second temperature sensor, third temperature sensor, the 4th temperature sensor signal
Output terminal is electrically connected with the I/O terminal of air-conditioner controller；Above-mentioned pressure sensor passes through signal acquisition unit and airconditioning control
The I/O terminal of device is electrically connected；The I/O terminal of above-mentioned air-conditioner controller by data line respectively with the control terminal of compressor, the
The control terminal electrical connection of the control terminal of one switch valve, the control terminal of second switch valve, water pump.
Since pressure sensor, temperature sensor, air-conditioner controller and signal acquisition unit are the electronics of comparative maturity
Therefore original part this time no longer repeats its specific working principle.
The working principle of above preferred embodiment are as follows:
As shown in Figure 1, the left side of plate heat exchanger includes automobile air-conditioning refrigeration circulation loop and refrigerant above in schematic diagram
Side refrigeration cycle, in which: the cyclic process of automobile air-conditioning refrigeration circulation loop are as follows: compressor -> condenser -> expansion valve ->
Evaporator -> compressor；The cyclic process of medium side refrigeration cycle are as follows: compressor -> condenser -> expansion valve -> board-like changes
Hot device -> compressor.Above-mentioned two circulation is parallel relationship.It is the coolant liquid in battery cooling cycle on the right side of plate heat exchanger
The circulation of side.
The characteristics of this patent is one drag two, wherein " one " refers to the same condenser and the same compressor, and " two " refer to
Two vaporising devices, actually an evaporator and a plate heat exchanger.Evaporator is placed in air-conditioning box, with cockpit
Air exchange heat, refrigerant absorbs heat in evaporator, and refrigerant evaporation becomes gas from liquid, by cabin air
Heat is taken away, and has the function that cool down to cockpit.Plate heat exchanger has phase same-action with evaporator, and plate heat exchanger is placed
In forward engine room, refrigerant is also that the coolant liquid absorbed in heat, with plate heat exchanger exchanges heat in plate heat exchanger, refrigerant
Evaporation, becomes gas from liquid, takes away the heat of coolant liquid.
In refrigeration cycle, compressor uses swirl motor compressor, small in size, light-weight, high reliablity；It is flat
Weighing apparatus property is high, with small vibration, smooth running, the efficiency with higher within the scope of the refrigerating capacity that it is adapted to；Low noise.Condenser uses
Be integral type liquid storage device, Overcold concurrent flow micro-channel condenser is compact-sized, and heat exchange efficiency is high.Pacify in condenser inlet
Pressure sensor has been filled, the high-precision pressure control to entire refrigeration cycle may be implemented.Evaporator uses concurrent flow micro-
Microchannel evaporator, compact-sized, heat exchange efficiency is high.Temperature sensor is mounted in evaporator surface, may be implemented to entire system
The high accuracy temperature control of SAPMAC method, effectively prevent evaporator surface to freeze.In the entrance of evaporator inlet and plate heat exchanger
Be assembled with heating power expansion valve and switch valve, while realizing reducing pressure by regulating flow effect, can according to requirement of actual working condition, open or
Close evaporator or plate heat exchanger.In battery cooling cycle, water pump can provide power for circulation, and air separator can be with
It avoids gas from entering water pump, temperature sensor can be assembled with effective protection water pump, the cooling cycle inlet and outlet of Battery case,
The high accuracy temperature control of battery cooling system can be achieved.Board-like change has been directed in refrigeration cycle and battery cooling cycle
Hot device, the plate heat exchanger be it is stacked, the heat exchange of refrigerant and coolant liquid may be implemented, thus realize to the indirect cold of battery
But.
Refrigeration principle: compressor by the gaseous state freon of gaseous freon (refrigerant/refrigerant) boil down to high temperature and pressure,
It is then delivered to the liquid freon after condenser heat dissipation as normal temperature high voltage, so what is produced by boasting from condenser is hot wind.Liquid
The expanded valve of freon, into evaporator, space increases suddenly, and pressure reduces, and the freon of liquid will vaporize, and becomes gas
The freon of state low temperature, to absorb a large amount of heat, evaporator will turn cold, and the fan inside air-conditioning box is by cabin air
It is blown over from evaporator, so what air-conditioning box produced by boasting is exactly cold wind；Water vapour in air will after encountering cold evaporator
The reason of condensing into water droplet, spilt out along water pipe, being discharged here it is air-conditioning.Then gaseous freon return to compressor after
Continuous compression, continues cycling through.
The above is only the preferred embodiments of the present invention, and is not intended to limit the present invention in any form,
Any simple modification made to the above embodiment according to the technical essence of the invention, equivalent variations and modification, belong to
In the range of technical solution of the present invention.
Claims (3)
1. a kind of electric automobile cooling system, it is characterised in that: include at least plate heat exchanger；Wherein:
Above-mentioned plate heat exchanger includes entering with the entrance A of first medium piping connection and outlet A, with second medium piping connection
Mouth B and outlet B；
Air separator, water pump, the Battery case progress heat exchange with electric car are provided on above-mentioned first medium pipeline
Heat exchanger fin；
On first medium pipeline；
Above-mentioned second medium pipeline includes automobile air-conditioning refrigeration circulation loop and medium side refrigeration cycle；
Above-mentioned automobile air-conditioning refrigeration circulation loop includes the refrigerant circulation pipe A connecting with entrance B and outlet B, is flowed along refrigerant
Direction is sequentially installed with compressor, condenser, first switch valve and the first expansion valve on above-mentioned refrigerant circulation pipe A；
Above-mentioned medium side refrigeration cycle includes the refrigerant circulation pipe B connecting with entrance B and outlet B, along refrigerant flowing side
Evaporator, second switch valve and the second expansion valve are sequentially installed on above-mentioned refrigerant circulation pipe B.
2. electric automobile cooling system according to claim 1, it is characterised in that: further include:
For detecting the pressure sensor of condenser inlet end pressure size；
For detecting the first temperature sensor of evaporator surface temperature level；
For detecting the second temperature sensor of driving spreader surface temperature level；
For detecting the third temperature sensor of heat exchanger fin entrance side temperature level；
For detecting the 4th temperature sensor of heat exchanger fin outlet side temperature level；
The signal output of above-mentioned first temperature sensor, second temperature sensor, third temperature sensor, the 4th temperature sensor
Terminal is electrically connected with the I/O terminal of air-conditioner controller；Above-mentioned pressure sensor passes through signal acquisition unit and air-conditioner controller
The electrical connection of I/O terminal；The I/O terminal of above-mentioned air-conditioner controller is opened with the control terminal of compressor, first respectively by data line
Close the control terminal electrical connection of the control terminal of valve, the control terminal of second switch valve, water pump.
3. electric automobile cooling system according to claim 1, it is characterised in that: above-mentioned refrigerant is freon, above-mentioned the
One medium is water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811480089.0A CN109501567A (en) | 2018-12-05 | 2018-12-05 | Electric automobile cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811480089.0A CN109501567A (en) | 2018-12-05 | 2018-12-05 | Electric automobile cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109501567A true CN109501567A (en) | 2019-03-22 |
Family
ID=65751632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811480089.0A Pending CN109501567A (en) | 2018-12-05 | 2018-12-05 | Electric automobile cooling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109501567A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111509263A (en) * | 2020-05-06 | 2020-08-07 | 上海博氢新能源科技有限公司 | Heat transfer medium circulating flow system and control method |
| CN111525153A (en) * | 2020-05-07 | 2020-08-11 | 杭州祥博传热科技股份有限公司 | Pile heat dissipation system and method for hydrogen energy automobile |
| CN112290113A (en) * | 2020-09-22 | 2021-01-29 | 广州汽车集团股份有限公司 | Direct cooling system for automobile power battery and automobile |
| CN113246701A (en) * | 2020-02-13 | 2021-08-13 | 现代自动车株式会社 | Multi-path cooling system and cooling system for environmentally-friendly vehicle using same |
| CN114530653A (en) * | 2022-02-28 | 2022-05-24 | 广船国际有限公司 | Power battery cooling system for ship and ship |
| CN114801888A (en) * | 2021-01-21 | 2022-07-29 | 陕西重型汽车有限公司 | Power battery heat management unit integrated with air conditioner |
| WO2024120251A1 (en) * | 2022-12-08 | 2024-06-13 | 国创移动能源创新中心(江苏)有限公司 | Cooling system of charging system and control method for cooling system |
-
2018
- 2018-12-05 CN CN201811480089.0A patent/CN109501567A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113246701A (en) * | 2020-02-13 | 2021-08-13 | 现代自动车株式会社 | Multi-path cooling system and cooling system for environmentally-friendly vehicle using same |
| CN111509263A (en) * | 2020-05-06 | 2020-08-07 | 上海博氢新能源科技有限公司 | Heat transfer medium circulating flow system and control method |
| CN111509263B (en) * | 2020-05-06 | 2023-03-28 | 上海博氢新能源科技有限公司 | Heat transfer medium circulating flow system and control method |
| CN111525153A (en) * | 2020-05-07 | 2020-08-11 | 杭州祥博传热科技股份有限公司 | Pile heat dissipation system and method for hydrogen energy automobile |
| CN112290113A (en) * | 2020-09-22 | 2021-01-29 | 广州汽车集团股份有限公司 | Direct cooling system for automobile power battery and automobile |
| CN114801888A (en) * | 2021-01-21 | 2022-07-29 | 陕西重型汽车有限公司 | Power battery heat management unit integrated with air conditioner |
| CN114530653A (en) * | 2022-02-28 | 2022-05-24 | 广船国际有限公司 | Power battery cooling system for ship and ship |
| WO2024120251A1 (en) * | 2022-12-08 | 2024-06-13 | 国创移动能源创新中心(江苏)有限公司 | Cooling system of charging system and control method for cooling system |
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