CN111384470A - Battery package cooling system and vehicle - Google Patents
Battery package cooling system and vehicle Download PDFInfo
- Publication number
- CN111384470A CN111384470A CN202010107514.2A CN202010107514A CN111384470A CN 111384470 A CN111384470 A CN 111384470A CN 202010107514 A CN202010107514 A CN 202010107514A CN 111384470 A CN111384470 A CN 111384470A
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- China
- Prior art keywords
- cooling
- battery pack
- battery
- cooling system
- liquid tank
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Classifications
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
- B60L58/26—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by cooling
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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
- H01M10/62—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
- H01M10/635—Control systems based on ambient 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
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6554—Rods or plates
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
-
- 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
- H01M10/6568—Liquids characterised by flow circuits, e.g. loops, located externally to the cells or cell casings
-
- 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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Abstract
The invention relates to the technical field of automobile batteries, in particular to a battery pack cooling system and a vehicle, wherein the system comprises a plurality of battery packs, an input device and an output device; the battery pack comprises a battery pack and a cooling assembly, the battery pack in the battery packs is stacked in sequence, the cooling assemblies in the battery packs are independent, and the cooling assembly is used for ensuring the independent cooling of the battery pack; one end of the cooling assembly is connected with the input device, the other end of the cooling assembly is connected with the output device to form a cooling path, the input device is used for inputting a cooling substance into the cooling assembly, and the output device is used for discharging the cooling substance from the cooling assembly; the invention can ensure the consistency of the cooling effect of each battery pack, ensure and improve the cooling effect, has simple structure and reduces the occupied space and the cost.
Description
Technical Field
The invention relates to the technical field of automobile batteries, in particular to a battery pack cooling system and a vehicle.
Background
With the development of economy, traditional energy becomes increasingly depleted, new energy research and development are particularly important, in the automobile industry, electric energy becomes main new energy to be applied to automobiles, the development of electric automobiles is also widely concerned by people, and batteries serving as hearts of electric automobiles are the key point of electric automobile research.
At present, the battery of electric automobile generally adopts the power battery group, and in the use, especially can produce a large amount of heats at quick charge-discharge and high-speed driving in-process, in order to ensure that the battery works in suitable temperature range, need carry out effectual cooling to the group battery, the continuation of journey that electric automobile was directly influenced to the group battery thermal diffusivity.
At present, in the prior art, an integrated cooling system is mainly arranged in a battery pack through a cold water pipe or a cold water plate to cool a battery pack, the method cannot ensure good heat dissipation, if the heat cannot be effectively dissipated, the heat is accumulated in the battery, the aging of the battery is accelerated, and even danger occurs in severe cases.
Therefore, the above problems need to be solved by those skilled in the art.
Disclosure of Invention
In view of the above problems in the prior art, an object of the present invention is to provide a battery pack cooling system and a vehicle, which can ensure a uniform cooling effect for each battery pack, ensure and improve the cooling effect, have a simple structure, and reduce the occupied space and cost.
In order to solve the above problems, the present invention provides a battery pack cooling system including a plurality of battery packs, an input device, and an output device;
the battery pack comprises a battery pack and a cooling assembly, the battery pack in the battery packs is stacked in sequence, the cooling assemblies in the battery packs are independent, and the cooling assembly is used for ensuring the independent cooling of the battery pack;
one end of the cooling assembly is connected with the input device, the other end of the cooling assembly is connected with the output device to form a cooling path, the input device is used for inputting a cooling substance into the cooling assembly, and the output device is used for discharging the cooling substance from the cooling assembly.
Further, the cooling material is one of water or cooling liquid.
Further, each cooling assembly comprises two cooling members, and the two cooling members are respectively arranged on two opposite sides of the battery pack.
Further, the cooling member is a cooling pipe or a cooling plate.
Further, there is no gap fit between the cooling assembly and the battery pack.
Further, adjacent cooling assemblies in a plurality of the battery packs are spaced apart by a prescribed distance.
Furthermore, the system also comprises a liquid tank, wherein one end of the liquid tank is connected with the input device, and the other end of the liquid tank is connected with the output device.
Further, the system also comprises a heat exchange device, the heat exchange device is connected with the liquid tank, and the heat exchange device is used for enabling the liquid tank to exchange heat with the outside.
Further, the system also comprises a temperature sensing device, wherein the temperature sensing device is used for measuring the working temperature of each battery pack.
The invention also protects a vehicle comprising the battery pack cooling system.
Due to the technical scheme, the invention has the following beneficial effects:
1) according to the battery pack cooling system and the vehicle, each battery pack corresponds to one cooling assembly, so that the consistency of the cooling effect of each battery pack can be ensured, the battery packs are prevented from being cooled, and the cooling effect is improved;
2) according to the battery pack cooling system and the vehicle, each cooling assembly is independent, so that temperature interference among the cooling assemblies is avoided, and meanwhile, when one cooling assembly is damaged, the cooling capacity of other cooling assemblies is not influenced, and the cooling effect is ensured;
3) according to the battery pack cooling system and the vehicle, each battery pack corresponds to one cooling assembly, the cooling system can be flexibly designed, the structure is simple, the occupied space of the cooling system is reduced, and the cost is reduced.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description of the embodiment or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
Fig. 1 is a schematic structural view of a battery pack cooling system provided in embodiment 1 of the present invention;
fig. 2 is a schematic structural diagram of a battery pack cooling system provided in embodiment 2 of the present invention.
Fig. 3 is a schematic structural diagram of a cooling device according to an embodiment of the present invention.
In the figure, 1-battery pack, 11-battery pack, 12-cooling assembly, 2-input device, 3-output device, 4-liquid tank, 5-heat exchange device, 6-temperature sensing device, 7-control device, 71-first controller, 72-second controller, 73-third controller, and 74-fourth control device.
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 obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic may be included in at least one implementation of the invention. In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. Moreover, the terms "first," "second," and the like are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein.
Example one
In one embodiment, a battery pack cooling system is provided, which is shown in fig. 1 and 3, and includes: a plurality of battery packs 1, an input device 2, and an output device 3; the battery pack 1 comprises battery packs 11 and cooling assemblies 12, the battery packs 11 in the battery packs 1 are stacked in sequence, the cooling assemblies 12 in the battery packs 1 are independent, the cooling assemblies 12 are used for ensuring that the battery packs 11 are independently cooled, temperature interference among the cooling assemblies can be avoided, and meanwhile, when one cooling assembly is damaged, the cooling capacity of other cooling assemblies is not influenced, and the cooling effect is ensured;
one end of the cooling module 12 is connected to the input device 2, the other end of the cooling module 2 is connected to the output device 3 to form a cooling path, the input device 2 is used for inputting a cooling substance into the cooling module 12, and the output device 3 is used for discharging the cooling substance from the cooling module 12.
Specifically, the number of the battery packs 11 may be two, three, four, five, or more.
Preferably, in this embodiment, the number of the battery packs 11 is three, three battery packs 11 are sequentially stacked to form a topology, the number of the corresponding cooling assemblies 12 is three, and each layer of the battery packs 11 corresponds to one cooling assembly 12.
Specifically, the cooling substance is one of water or cooling liquid.
Preferably, the cooling substance is water.
Specifically, each of the cooling assemblies 12 includes two cooling members, which are respectively disposed at opposite sides of the battery pack 11.
In particular, the cooling element is a cooling tube or a cooling plate.
Preferably, the cooling piece is a cooling pipe, and the cooling pipe is bent into a U shape.
Specifically, the cooling module 12 is attached to the battery pack 11 without a gap, and the cooling module 12 is bonded or bundled with the battery pack 11 to ensure that no gap exists between the cooling module 12 and the battery pack 11, thereby ensuring that the cooling module 12 has a cooling effect to the maximum extent.
Specifically, a plurality of the battery packs 1 are spaced apart by a predetermined distance from the adjacent cooling members 12.
Specifically, the system further comprises a liquid tank 4, wherein one end of the liquid tank 4 is connected with the input device 2, and the other end of the liquid tank 4 is connected with the output device 3.
Further, the input device 2 and the output device 3 are both liquid pumps.
The embodiment also provides a vehicle including the battery pack cooling system of any one of the above.
The embodiment I provides a battery pack cooling system and a vehicle, can ensure that the cooling effect of every group battery is unanimous, avoids the group battery to appear not having the cooling condition, has improved the cooling effect, and every group battery corresponds a cooling module simultaneously, design cooling system that can be nimble, and simple structure has reduced cooling system and has occupied space, reduce cost.
Example two
The second embodiment provides a battery pack cooling system, which is shown in fig. 2 and 3, and includes: a plurality of battery packs 1, an input device 2, and an output device 3; the battery pack 1 comprises battery packs 11 and cooling assemblies 12, the battery packs 11 in the battery packs 1 are stacked in sequence, the cooling assemblies 12 in the battery packs 1 are independent, the cooling assemblies 12 are used for ensuring that the battery packs 11 are independently cooled, temperature interference among the cooling assemblies can be avoided, and meanwhile, when one cooling assembly is damaged, the cooling capacity of other cooling assemblies is not influenced, and the cooling effect is ensured;
one end of the cooling module 12 is connected to the input device 2, the other end of the cooling module 2 is connected to the output device 3 to form a cooling path, the input device 2 is used for inputting a cooling substance into the cooling module 12, and the output device 3 is used for discharging the cooling substance from the cooling module 12.
Specifically, the number of the battery packs 11 may be two, three, four, five, or more.
Preferably, in this embodiment, the number of the battery packs 11 is three, three battery packs 11 are sequentially stacked to form a topology, the number of the corresponding cooling assemblies 12 is three, and each layer of the battery packs 11 corresponds to one cooling assembly 12.
Specifically, the cooling substance is one of water or cooling liquid.
Preferably, the cooling substance is water.
Specifically, each of the cooling assemblies 12 includes two cooling members, which are respectively disposed at opposite sides of the battery pack 11.
In particular, the cooling element is a cooling tube or a cooling plate.
Preferably, the cooling piece is a cooling pipe, and the cooling pipe is bent into a U shape.
Specifically, the cooling module 12 is attached to the battery pack 11 without a gap, and the cooling module 12 is bonded or bundled with the battery pack 11 to ensure that no gap exists between the cooling module 12 and the battery pack 11, thereby ensuring that the cooling module 12 has a cooling effect to the maximum extent.
Specifically, a plurality of the battery packs 1 are spaced apart by a predetermined distance from the adjacent cooling members 12.
Specifically, the system further comprises a liquid tank 4, wherein one end of the liquid tank 4 is connected with the input device 2, and the other end of the liquid tank 4 is connected with the output device 3.
Further, the input device 2 and the output device 3 are both liquid pumps.
Specifically, the system further comprises a switching device disposed between the input device 2 and the cooling assembly 12, wherein the switching device comprises a plurality of solenoid valves, and each cooling assembly 12 is provided with one solenoid valve.
Specifically, the system still includes heat transfer device 5, heat transfer device 5 with liquid tank 4 is connected, heat transfer device 5 is used for making liquid tank 4 carries out the heat exchange with the external world, improves and makes the utility rate of cooling material in liquid tank 4 avoids when cooling the group battery simultaneously, cooling material high temperature in liquid tank 4 leads to reducing the cooling effect.
Specifically, the system further comprises a temperature sensing device 6, the temperature sensing device 6 is used for measuring the working temperature of each battery pack 11, the temperature sensing device 6 comprises a plurality of temperature sensors, one temperature sensor is correspondingly arranged on each battery pack 11, one temperature sensor is arranged in each temperature sensor in the plurality of temperature sensors and is used for measuring the temperature of the liquid tank 4, and the temperature of the cooling material in the liquid tank 4 is ensured to meet the cooling requirement of the battery pack 11.
Preferably, the temperature sensing device 6 includes four temperature sensors, three of the temperature sensors are disposed on the three battery packs 11 in a one-to-one correspondence, and the remaining one of the temperature sensors is disposed on the liquid tank 4.
The system further comprises a control device 7, wherein the control device 7 comprises a first controller 71, a second controller 72, a third controller 73 and a fourth controller 74, the first controller 71 is electrically connected with the input device 3, the second controller 72 is electrically connected with the output device 4, the third controller 73 is electrically connected with the heat exchange device 5, and the fourth controller 74 is electrically connected with the switch device.
Specifically, when the temperature sensing device 7 measures the operating temperature of the battery pack 11, when the operating temperature of a certain battery pack 11 in the battery pack 1 is higher than a preset temperature threshold, the first controller 71 controls the input device 3 to extract the cooling substance in the liquid tank 4, the fourth controller 74 controls the electromagnetic valve corresponding to the battery pack 11 to open to deliver the cooling substance into the corresponding cooling module 11, and the second controller 72 controls the output device 4 to extract the corresponding cooling substance in the cooling module 12 into the liquid tank 4, so as to form a cooling cycle, and cool the corresponding battery pack 11.
Further, when the cooling material is pumped back to the liquid tank 4, the temperature sensor corresponding to the liquid tank 4 measures that the temperature of the cooling material in the liquid tank 4 is higher than a preset working temperature value, the third controller 73 controls the heat exchange device 5 to be started, so that the liquid tank 4 exchanges heat with the outside, the temperature of the cooling material in the liquid tank 4 is reduced, the working requirement is met, the service life of the battery pack is prolonged, and the battery pack is prevented from aging acceleration due to heat accumulation in the battery pack, and the danger of vehicles is caused.
In some embodiments, one of the operating temperatures of the plurality of battery packs 11 in the battery pack 1, which is measured by the temperature sensing device 7, is higher, the input device 3 is controlled by the first controller 71 to extract a cooling substance in the liquid tank 4, the electromagnetic valve corresponding to the battery pack 11 with the higher temperature is controlled by the fourth controller 74 to be opened, the cooling substance is delivered to the cooling module 11 corresponding to the input device, the output device 3 is controlled by the second controller 72 to extract a cooling substance in the cooling module 12 corresponding to the output device into the liquid tank 4, a cooling cycle is formed, the corresponding battery pack 11 is cooled, the operating temperature of the battery pack 11 with the higher temperature is consistent with the operating temperature of the other battery packs 11, the service life of the battery pack is prolonged, and the aging of the battery pack due to heat accumulation in the battery pack is prevented from being accelerated, resulting in the occurrence of a vehicle hazard.
The present implementation also provides a vehicle including any one of the battery pack cooling systems.
The difference between the second embodiment and the first embodiment is that the working temperature of each battery pack can be monitored, the cooling assembly can be controlled to work according to the working temperature of each battery pack, the temperature of cooling substances in the liquid tank can be guaranteed to meet the working state, the same technical effect of the first embodiment can be achieved, the consistency of the cooling effect of each battery pack can be guaranteed, the situation that no cooling occurs in the battery pack is avoided, the cooling effect is improved, meanwhile, each battery pack corresponds to one cooling assembly, a cooling system can be flexibly designed, the structure is simple, the occupied space of the cooling system is reduced, and the cost is reduced.
The foregoing description has disclosed fully preferred embodiments of the present invention. It should be noted that those skilled in the art can make modifications to the embodiments of the present invention without departing from the scope of the appended claims. Accordingly, the scope of the appended claims is not to be limited to the specific embodiments described above.
Claims (10)
1. A battery pack cooling system, comprising: a plurality of battery packs (1), an input device (2), and an output device (3);
the battery pack (1) comprises battery packs (11) and cooling assemblies (12), the battery packs (11) in the battery packs (1) are stacked in sequence, the cooling assemblies (12) in the battery packs (1) are independent, and the cooling assemblies (12) are used for ensuring the independent cooling of the battery packs (11);
one end of the cooling assembly (12) is connected with the input device (2), the other end of the cooling assembly (12) is connected with the output device (3) to form a cooling path, the input device (2) is used for inputting a cooling substance into the cooling assembly (12), and the output device (3) is used for discharging the cooling substance from the cooling assembly (12).
2. The battery pack cooling system of claim 1, wherein the cooling substance is one of water or a coolant.
3. A battery pack cooling system according to claim 1, wherein the cooling assembly (12) comprises two cooling members, which are respectively disposed on opposite sides of the battery pack (11).
4. The battery pack cooling system according to claim 3, wherein the cooling member is a cooling pipe or a cooling plate.
5. A battery pack cooling system according to claim 1, wherein there is no gap fit between the cooling assembly (12) and the battery pack (11).
6. A battery pack cooling system as claimed in claim 1, wherein a plurality of said battery packs (1) are spaced apart by a prescribed distance adjacent said cooling module (12).
7. A battery pack cooling system according to claim 1, further comprising a liquid tank (4), one end of the liquid tank (4) being connected to the input device (2) and the other end of the liquid tank (4) being connected to the output device (3).
8. The battery pack cooling system according to claim 7, further comprising a heat exchanging device (5), wherein the heat exchanging device (5) is connected to the liquid tank (4), and the heat exchanging device (5) is used for exchanging heat between the liquid tank (4) and the outside.
9. A battery pack cooling system according to claim 1, further comprising a temperature sensing device (6), said temperature sensing device (6) being adapted to measure the operating temperature of said battery pack (11).
10. A vehicle, characterized in that the vehicle comprises a battery pack cooling system according to any one of claims 1-9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010107514.2A CN111384470A (en) | 2020-02-21 | 2020-02-21 | Battery package cooling system and vehicle |
| PCT/CN2020/102010 WO2021008541A1 (en) | 2019-07-17 | 2020-07-15 | Battery pack cooling system and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010107514.2A CN111384470A (en) | 2020-02-21 | 2020-02-21 | Battery package cooling system and vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN111384470A true CN111384470A (en) | 2020-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010107514.2A Pending CN111384470A (en) | 2019-07-17 | 2020-02-21 | Battery package cooling system and vehicle |
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| Country | Link |
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| CN (1) | CN111384470A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2021008541A1 (en) * | 2019-07-17 | 2021-01-21 | 威睿电动汽车技术(宁波)有限公司 | Battery pack cooling system and vehicle |
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| WO2021008541A1 (en) * | 2019-07-17 | 2021-01-21 | 威睿电动汽车技术(宁波)有限公司 | Battery pack cooling system and vehicle |
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