The invention provides a battery cooling device and system, a battery cooling control method, a power battery and a vehicle, the battery cooling device comprises a battery cell cooling unit and a cooling plate cooling unit, the battery cell cooling unit comprises an inner layer structure and an outer layer structure, the inner layer structure is a roll core, the outer layer structure is a first cooling flow channel, and the cooling plate cooling unit is a second cooling flow channel. The first cooling flow channel wraps the exterior of the roll core, and cooling liquid flows in the first cooling flow channel and is used for cooling the roll core; the cooling plate cooling unit comprises a second cooling flow channel and a flow channel control device, the second cooling flow channel is communicated with the first cooling flow channel, and the flow channel control device is used for receiving a flow channel control signal and changing a cooling liquid circulation path based on the flow channel control signal. The cooling effect of the battery can be improved, so that the performance and safety of the battery can be improved by improving the cooling effect of the battery.

    本申请提供一种电池冷却装置、系统、电池冷却控制方法、动力电池和车辆,其中,电池冷却装置包括:电芯冷却单元和冷却板冷却单元所述电芯冷却单元包括内层结构与外层结构,所述内层结构为卷芯,所述外层结构为第一冷却流道,所述第一冷却流道包裹所述卷芯的外部,所述第一冷却流道的内部流通冷却液用于冷却所述卷芯;所述冷却板冷却单元包括第二冷却流道及流道控制装置,所述第二冷却流道与所述第一冷却流道连通,所述流道控制装置用于接收流道控制信号并基于所述流道控制信号改变冷却液流通路径。本申请能够提高电池的冷却效果,进而通过提电池的高冷却效果,能够提升电池的性能和安全性。


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    Title :

    Battery cooling device and system, battery cooling control method, power battery and vehicle


    Additional title:

    电池冷却装置、系统、电池冷却控制方法、动力电池和车辆


    Contributors:
    WANG YEBIN (author) / WANG SHUYANG (author) / WANG WENTING (author) / LIU TAO (author) / LIANG YUAN (author)

    Publication date :

    2024-05-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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