WO2024016908A1 - Bloc-batterie et dispositif électrique le comprenant - Google Patents

Bloc-batterie et dispositif électrique le comprenant Download PDF

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Publication number
WO2024016908A1
WO2024016908A1 PCT/CN2023/100122 CN2023100122W WO2024016908A1 WO 2024016908 A1 WO2024016908 A1 WO 2024016908A1 CN 2023100122 W CN2023100122 W CN 2023100122W WO 2024016908 A1 WO2024016908 A1 WO 2024016908A1
Authority
WO
WIPO (PCT)
Prior art keywords
liquid cooling
cooling plate
battery pack
battery
plate
Prior art date
Application number
PCT/CN2023/100122
Other languages
English (en)
Chinese (zh)
Inventor
刘斌
陈保国
刘峰
蒋建云
彭月猛
王晨
Original Assignee
天津市捷威动力工业有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 天津市捷威动力工业有限公司 filed Critical 天津市捷威动力工业有限公司
Publication of WO2024016908A1 publication Critical patent/WO2024016908A1/fr

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Classifications

    • 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
    • H01M10/617—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
    • H01M10/65—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
    • H01M10/6554—Rods or plates
    • H01M10/6555—Rods or plates arranged between the cells
    • 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
    • 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
    • H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
    • 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
    • H01M50/258—Modular batteries; Casings provided with means for assembling
    • 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

Definitions

  • the present application belongs to the field of battery technology, for example, to a battery pack and an electric device including the same.
  • the battery system needs to meet the requirements of large power layout, support the requirements of fast charging, support the requirements of high-rate discharge, and have a good operating temperature environment inside the battery system to improve the performance and life of the battery during use.
  • the battery system is designed to have high power as much as possible by increasing the system volume density to achieve high endurance requirements.
  • high-performance products are developed for battery cells.
  • hybrid electric vehicles (Hybrid Electric Vehicle) , HEV) battery cells can achieve a discharge rate of 30C (C represents the rated capacity of the battery, in ampere hours (A ⁇ h)), and pure electric vehicle (Battery Electric vehicle, BEV) batteries can achieve a charge and discharge rate of 1C-2C rate, but the heat generation of the battery core cannot be effectively controlled during rapid charging and discharging, and a thermal management system needs to be applied to dissipate heat.
  • the main heat dissipation methods used are natural heat dissipation and liquid cooling, as well as air cooling.
  • direct cooling has also been developed.
  • the charging rate of conventional ternary batteries is 0.5C-1C, and it takes at least 1 hour to fully charge.
  • ternary batteries generate a lot of heat during fast charging.
  • the internal temperature of the battery system reaches the upper limit of use. , affecting the use of the car and the life of the battery core.
  • this application provides a battery pack and an electric device including the same.
  • the battery pack designed in this application arranges liquid cooling plates on both sides of the battery module in the direction of maximum heat production, so that the module can dissipate heat more evenly.
  • the overall temperature difference is smaller, which can achieve rapid heat dissipation.
  • inventions of the present application provide a battery pack.
  • the battery pack includes a box body.
  • a bottom liquid cooling plate, a battery module and a top liquid cooling plate are stacked in the box from bottom to top.
  • the pool module includes at least two layers of battery modules stacked sequentially from bottom to top, with a middle liquid cooling plate disposed between two adjacent layers of battery modules.
  • embodiments of the present application provide an electric device, which includes the battery pack described in the first aspect.
  • Figure 1 is an exploded view of a battery pack provided by an embodiment of the present application
  • FIG. 2 is an exploded view of multiple parts of a battery pack provided by an embodiment of the present application.
  • the present application provides a battery pack in one embodiment.
  • the battery pack includes a box 1, and a bottom liquid layer is arranged in the box 1 in order from bottom to top.
  • Cold plate 2 battery module and top liquid cooling plate 4.
  • the battery module includes at least two layers of battery modules 20 stacked sequentially from bottom to top.
  • a middle liquid cooling plate is provided between two adjacent layers of battery modules 20. 8.
  • the battery pack designed in this application arranges liquid cooling plates on both sides of the battery module 20 in the direction of maximum heat generation, so that the module can dissipate heat more evenly, and the overall temperature difference can be smaller, achieving rapid heat dissipation.
  • the battery pack is designed as a sandwich thermal management structure, including liquid cooling plates and batteries stacked sequentially from bottom to top.
  • Module - liquid cooling plate - battery module..., the battery module 20 in the middle is in contact with its upper and lower liquid cooling plates for heat dissipation.
  • this solution has doubled the contact area between the liquid cooling plate and the battery module 20.
  • the thermal management structure of the multi-layer liquid cooling plate designed in this application can provide more coolant flow channels and lower flow resistance under the same inlet flow rate; under the same flow resistance requirement, it can withstand greater Import flow rate requirements.
  • the thermal management structure of the multi-layer liquid cooling plate can improve the structural stability of the battery system.
  • the structure of the liquid cooling plate in this application can refer to liquid cooling plates that have been disclosed in related technologies or have not been disclosed in new technologies and other cooling and heat dissipation structures with similar functions.
  • the structures of the above liquid cooling plates can be used in this application. Applying.
  • this application provides an optional liquid-cooling plate structure: a serpentine water-cooling flow channel is formed in the liquid-cooling plate, and an inlet joint and an outlet joint are provided on the liquid-cooling plate.
  • a buffer layer is provided on at least one side of the liquid cooling plate. Therefore, while the liquid cooling plate cools or heats the battery module 20, the buffer layer can absorb impact energy.
  • the internal structure of the battery module 20 in the box 1 of this application can refer to the internal structure of the battery module 20 disclosed in the related art.
  • the battery module 20 is arranged horizontally, that is, Multiple battery modules 20 are stacked along the height direction of the box 1 , so that the height requirements of the battery pack can be adaptively adjusted by adjusting the stacked thickness and number of stacked layers of the battery modules 20 .
  • each battery module 20 optionally includes 2 to 4 single cells connected in series. The single cells can be welded or connected through positive and negative tabs. Riveting realizes electrical series connection, and increases the thickness of the battery module 20 by connecting single cells in series, thereby significantly improving the space utilization and battery capacity of the battery pack.
  • the battery module 20 is too thick, which increases the heat generated by the battery module 20 and is not conducive to the heat dissipation of the battery pack. Therefore, it is necessary to control the number of single cells in series to 2 to 4, so that the battery pack has a high space utilization rate. In addition to the battery capacity, the heat generation of the battery pack can also be controlled within a certain range.
  • the length of the battery module 20 is determined by the single cell.
  • the single cell in each battery module 20 is formed by multiple pole pieces. The longer the pole piece, the lower the yield of the battery module 20 and the unit thickness. The softer the battery module 20 is, and increasing the length of the pole pieces will significantly increase the process difficulty of stacking the pole pieces. Therefore, the length of a single battery module 20 should not be too long. In this application, by controlling the length range of the battery module 20, Ensure that the single battery core has appropriate strength.
  • a bottom plate 12 is provided at the bottom of the box 1 , and an insulation layer 11 is provided between the bottom plate 12 and the bottom liquid cooling plate 2 .
  • an insulation layer 11 is provided between the bottom liquid cooling plate 2 and the bottom plate 12.
  • the insulation layer 11 plays the role of thermal insulation.
  • the insulation layer 11 can It plays a buffering role, can protect and support the bottom liquid cooling plate 2, and weaken the impact of external impact on the bottom liquid cooling plate 2.
  • the insulation layer 11 in this application is made of airgel material, and airgel has excellent thermal insulation performance.
  • the thermal conductivity of aerogels is 2 to 3 orders of magnitude lower than that of corresponding glassy materials.
  • the radiant heat conduction of the aerogel can be reduced and the aerogel can be given different physical and chemical properties.
  • the thermal conductivity of aerogels at normal temperatures and pressures can be as low as 0.013 watts per meter Kelvin (W/(m ⁇ K)), which is the lowest thermal conductivity. solid materials.
  • W/(m ⁇ K) 0.013 watts per meter Kelvin
  • solid materials After incorporating titanium dioxide, the thermal conductivity of the aerogel at 800 Kelvin (K) is only 0.03W/(m ⁇ K).
  • aerogel has good high temperature resistance and chemical stability, and can withstand high temperatures of 1,400 degrees Celsius (°C).
  • aerogel is the lightest solid known so far, with a density of only 3.55 kilograms per cubic meter (kg /cm 3 ), using it in a battery pack will not have a major impact on the weight of the battery pack. Therefore, in this application, airgel material can be used to prepare the insulation layer 11, which can reduce the heat exchange efficiency and achieve better thermal insulation effect.
  • the thermal insulation layer 11 and the bottom liquid cooling plate 2 are stacked in sequence from bottom to top and then fixed on the bottom plate 12 .
  • the top liquid cooling plate 4 and the adjacent middle liquid cooling plate 8 are supported and fixed by a fixing assembly 30 .
  • This application can improve the structural stability of the battery system by arranging fixing components 30 to connect the multi-layer liquid cooling plates into a whole.
  • the fixing assembly 30 includes fixing rods 5 located at the four corners of the middle liquid cooling plate 8 and a plurality of fixing plates 6 located at the center line of the middle liquid cooling plate 8 .
  • the fixing rods 5 and The fixed The plate 6 is arranged between the top liquid cooling plate 4 and the middle liquid cooling plate 8 .
  • a plurality of supporting members 13 are arranged around the inner wall of the box 1 in the horizontal direction, and the outer edge of the middle liquid cooling plate 8 is fixed on the supporting members 13 .
  • a support 13 is provided on the inner wall of the box 1, and the bottom surface of the box 1, the side wall of the box 1, the support 13 and the liquid cooling plate (the liquid cooling plate includes the bottom liquid cooling plate 2, the middle liquid cooling plate 8 and the top layer
  • the liquid cooling plate 4) is built into an integrated structure, so that when the bottom surface of the box 1 is subjected to an upward concentrated load, the concentrated load can be transmitted to different liquid cooling plates through the supports 13 of different heights, and they jointly bear the concentrated load, thereby improving Battery pack resistance.
  • the bottom surface of the box 1 the side walls of the box 1 and the support 13 are fixedly connected, there are fixed constraints at each connection. When an upward force is exerted, the bottom surface of the box 1 is restricted to move upward due to the presence of multiple fixed constraints. The amount of bending deformation.
  • a longitudinal beam 14 is provided on the bottom plate 12 , and the bottom surface of the middle liquid cooling plate 8 close to the bottom plate 12 is in contact and fixed with the top surface of the longitudinal beam 14 .
  • the longitudinal beam 14 It is arranged between the bottom plate 12 and the middle liquid cooling plate 8 .
  • the middle liquid cooling plate 8 is fixed in the box 1 only through the longitudinal beams 14.
  • the middle area of the middle liquid cooling plate is supported and fixed through the longitudinal beams 14, and cooperates with the support 13 located on the inner wall of the box 1.
  • the liquid cooling plate can be supported and fixed in all directions, and the longitudinal beams 14 and supports 13 can also effectively transmit external impacts, prevent the box 1 from deforming, improve the overall structural strength of the battery pack, and improve safety; in addition, It also eliminates the numerous beams and longitudinal beams in the battery pack of related technologies, greatly saving the internal space of the box 1 and improving the space utilization of the battery pack to adapt to application scenarios with smaller installation areas.
  • a liquid cooling pipe 3 is also provided in the box 1 , and the bottom liquid cooling plate 2 , the middle liquid cooling plate 8 and the top liquid cooling plate 4 are respectively connected to the liquid cooling pipe 3 in parallel.
  • the bottom liquid cooling plate 2, the middle liquid cooling plate 8 and the top liquid cooling plate 4 are arranged in parallel, and the first ends of the bottom liquid cooling plate 2, the middle liquid cooling plate 8 and the top liquid cooling plate 4 are connected to the liquid cooling
  • the second ends of the tube 3, the bottom liquid cooling plate 2, the middle liquid cooling plate 8 and the top liquid cooling plate 4 are connected to an external heat exchange device.
  • the bottom liquid cooling plate 2, the middle liquid cooling plate 8 and the top liquid cooling plate 4 respectively include a liquid inlet, a liquid outlet and a medium flow channel.
  • the two ports of the medium flow channel are respectively a liquid inlet and a liquid outlet, and the liquid inlet is connected
  • the liquid cooling pipe 3 has an inlet end connected to the water tank.
  • the liquid cooling pipe 3 is also provided with a control valve and a delivery pump.
  • the control valve controls the flow of coolant in the liquid cooling pipe 3.
  • the control valve can also control the flow of coolant entering different liquid cooling plates, and individually control the flow of coolant in the corresponding liquid cooling plate according to the heat generated by different battery modules 20 .
  • the liquid outlet of each layer of liquid cooling plate is connected to the heat exchange device. The coolant flows into the liquid cooling plate from the liquid inlet, flows out from the liquid outlet through the medium flow channel, and then enters the heat exchange device for heat exchange and cooling.
  • the liquid inlet and outlet of the liquid cooling plate are arranged on the same side of the liquid cooling plate, so that the length of the medium flow channel can be extended as much as possible, thereby increasing the heat dissipation area and improving heat dissipation efficiency.
  • the coolant flows out from the water tank under the action of the transfer pump, flows into the corresponding liquid cooling plate along the liquid cooling pipe 3, and passes through the liquid cooling
  • the plate and the battery module 20 perform heat exchange, and the heat in the battery module 20 is transferred to the coolant in the liquid cooling plate.
  • the temperature rises to obtain a high-temperature coolant.
  • the high-temperature coolant is obtained by The liquid outlet flows into the heat exchange device. After heat exchange in the heat exchange device, it cools down and becomes normal or low temperature coolant, and then flows into the water tank to realize the circulation of the coolant.
  • a thermal conductive layer 10 is respectively provided between the cold plate 4 and the adjacent battery module 20 .
  • two adjacent battery modules 20 can share a liquid cooling plate.
  • the thermal conductive layer 10, the battery module 20 and the liquid cooling plate are in direct contact, and the heat of the battery module 20 can be directly transferred to the liquid cooling plate.
  • board and exported thereby performing independent cooling for each battery module 20, effectively absorbing heat from the inside of the battery module 20, and conducting the heat out of the battery in a timely manner through the cold liquid channels in each layer of liquid cooling plates.
  • Mod 20 This allows the temperature of the cells in the battery module 20 to be evenly distributed during operation, effectively improving the usage conditions of the battery module 20 and extending the service life of the battery module 20 . Especially after thermal runaway occurs, the heat in the battery module 20 can be quickly taken away, thereby delaying the thermal runaway of the entire battery pack.
  • each battery module 20 is separated by providing a thermal conductive layer 10 and a liquid cooling plate to effectively reduce heat transfer between each battery module 20 . Once the temperature of a single battery module 20 is too high and a fire occurs, it can effectively slow down the transfer of flame or heat to adjacent battery modules 20, prevent the spread of hazards, and increase the emergency response time when hazards occur.
  • the present application provides an electric device, which includes the battery pack provided in the above embodiment.
  • At least two layers of battery modules 20 are stacked from top to bottom in the battery pack.
  • the capacity in the height direction of the battery pack can be expanded, making full use of the interior of the box 1 in the height direction. space to ensure that the battery pack structure can be applied to passenger cars with a higher space under the car, and can also be adapted to large vehicles such as commercial vehicles and special vehicles that have a larger and more three-dimensional space than passenger cars. The use scenarios are wider and more practical. Sex is higher.
  • this embodiment provides a battery pack.
  • the battery pack includes a box 1.
  • the bottom of the box 1 is provided with a bottom plate 12.
  • the battery module includes a bottom plate 12.
  • Two layers of battery modules 20 are stacked sequentially from top to bottom, which are the first battery module 7 and the second battery module 9 respectively.
  • the inside of the box 1 is stacked from bottom to top with an insulation layer 11, a bottom liquid cooling plate 2,
  • the insulation layer 11 and the bottom liquid cooling plate 2 are fixed on the bottom plate 12 of the box 1 .
  • a plurality of supports 13 are arranged on the inner wall of the box 1.
  • the outer edge of the middle liquid cooling plate 8 is fixed on the supports 13.
  • the bottom plate 12 is provided with a longitudinal beam 14.
  • the bottom surface of the middle liquid cooling plate 8 is in contact with the longitudinal beam 14.
  • the top surface is in contact and fixed, and the longitudinal beam 14 is provided between the bottom plate 12 and the middle liquid cooling plate 8 .
  • Fixed rods 5 are provided at the four corners of the middle liquid-cooled plate 8, and a row of fixed plates 6 is provided at the center line of the middle liquid-cooled plate 8.
  • the fixed rods 5 and the fixed plates 6 are arranged between the top liquid-cooled plate 4 and the top liquid-cooled plate 4. between the middle liquid cooling plates 8.
  • the bottom liquid cooling plate 2, the middle liquid cooling plate 8 and the top liquid cooling plate 4 are respectively connected to the liquid cooling pipe 3 in parallel.

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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)
  • Aviation & Aerospace Engineering (AREA)
  • Secondary Cells (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

La présente invention concerne un bloc-batterie et un dispositif électrique le comprenant. Le bloc-batterie comprend un corps de boîte (1) ; une plaque de refroidissement de liquide inférieure (2), un module de batterie et une plaque de refroidissement de liquide supérieure (4) étant empilés séquentiellement dans le corps de boîte (1) de bas en haut ; le module de batterie comprenant au moins deux couches d'unités de batterie (20) empilées séquentiellement de bas en haut ; et une plaque de refroidissement de liquide intermédiaire (8) étant disposée entre deux couches adjacentes d'unités de batterie (20).
PCT/CN2023/100122 2022-07-20 2023-06-14 Bloc-batterie et dispositif électrique le comprenant WO2024016908A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202210862295.8 2022-07-20
CN202210862295.8A CN115117510A (zh) 2022-07-20 2022-07-20 一种电池包及包括其的电动装置

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Publication Number Publication Date
WO2024016908A1 true WO2024016908A1 (fr) 2024-01-25

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WO (1) WO2024016908A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115117510A (zh) * 2022-07-20 2022-09-27 天津市捷威动力工业有限公司 一种电池包及包括其的电动装置
CN116394737A (zh) * 2023-05-10 2023-07-07 江苏天钧精密技术有限公司 一种高强度ctc架构的新能源汽车集成电池包箱体

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WO2021142743A1 (fr) * 2020-01-17 2021-07-22 微宏动力系统（湖州）有限公司 Bloc-batterie et véhicule électrique
CN114204159A (zh) * 2021-11-08 2022-03-18 岚图汽车科技有限公司 一种电池包冷却板、冷却装置及其制备方法
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CN115692920A (zh) * 2022-10-28 2023-02-03 福建巨电新能源股份有限公司 一种液冷电池模组
CN218525664U (zh) * 2022-08-24 2023-02-24 天津市捷威动力工业有限公司 一种具有两层模组单元的电池包及包括其的电动装置

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Publication number Priority date Publication date Assignee Title
JP2008181734A (ja) * 2007-01-24 2008-08-07 Calsonic Kansei Corp 車両用バッテリ冷却システム
WO2021142743A1 (fr) * 2020-01-17 2021-07-22 微宏动力系统（湖州）有限公司 Bloc-batterie et véhicule électrique
CN211879451U (zh) * 2020-04-28 2020-11-06 北京新能源汽车股份有限公司 用于电池包的电池支架、电池包以及车辆
CN114204159A (zh) * 2021-11-08 2022-03-18 岚图汽车科技有限公司 一种电池包冷却板、冷却装置及其制备方法
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CN218525664U (zh) * 2022-08-24 2023-02-24 天津市捷威动力工业有限公司 一种具有两层模组单元的电池包及包括其的电动装置
CN115692920A (zh) * 2022-10-28 2023-02-03 福建巨电新能源股份有限公司 一种液冷电池模组

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