The invention discloses a battery module, a preparation method of the battery module, a power battery pack and a vehicle, and the battery module comprises a shell assembly which is provided with a containing cavity; the battery core assembly is arranged in the accommodating cavity, a pouring sealant is filled between the battery core assembly and the shell assembly, and the dielectric constant of the pouring sealant is less than or equal to 4. By adopting the battery module, the purpose of reducing the Y capacitance can be achieved under the condition that the design of the battery cell is not changed.

    本发明公开了一种电池模组、电池模组的制备方法、动力电池包和车辆,所述电池模组,包括:外壳组件,所述外壳组件形成有容纳腔;电芯组件,所述电芯组件设置于所述容纳腔,所述电芯组件与所述外壳组件之间填充有灌封胶,所述灌封胶的介电常数≤4。采用该电池模组可以在不改变电芯设计的情况下达到降低Y电容的目的。


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    Title :

    Battery module, preparation method of battery module, power battery pack and vehicle


    Additional title:

    电池模组、电池模组的制备方法、动力电池包和车辆


    Contributors:
    LUO HUAJIAN (author) / PENG QINGBO (author) / TANG JIANGLONG (author)

    Publication date :

    2024-04-02


    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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