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    POWER BATTERY PACK AND ELECTRIC VEHICLE
    22.
    发明申请
    POWER BATTERY PACK AND ELECTRIC VEHICLE 有权

    公开(公告)号：US20220118840A1

    公开(公告)日：2022-04-21

    申请号：US17421875

    申请日：2019-06-21

    Applicant: BYD COMPANY LIMITED

    Inventor： Long HE ,  Huajun SUN ,  Wenfeng JIANG ,  Zhipei LU ,  Weixin ZHENG ,  Jianglong TANG ,  Yan ZHU ,  Xinyue WANG ,  Kefeng HE

    IPC: B60K1/04 ,  B60L50/64 ,  B60L50/60 ,  H01M50/317 ,  H01M50/249 ,  H01M50/209 ,  H01M50/119

    Abstract: A power battery pack includes: a pack body; a plurality of cells, disposed in the pack body; the cell having a length L0, a width H0, and a thickness D0, where at least one cell meets: L0>H0≥D0, a length direction of the cell is arranged along a width direction of a vehicle body of the electric vehicle, and in the width direction of the electric vehicle, the length L0 of the cell and a size W of the vehicle body of the electric vehicle in the width direction meet: 46%≤L0/W≤76%; or at least one cell meets: L0>H0≥D0, a length direction of the cell is arranged along a length direction of a vehicle body of the electric vehicle, and in the length direction of the electric vehicle, the length L0 of the cell and a size X of the vehicle body of the electric vehicle in the length direction meet: 40%≤L0/W≤76%.

    LITHIUM-ION BATTERY, BATTERY MODULE, BATTERY PACK, AND AUTOMOBILE
    23.
    发明申请
    LITHIUM-ION BATTERY, BATTERY MODULE, BATTERY PACK, AND AUTOMOBILE 有权

    公开(公告)号：US20210126293A1

    公开(公告)日：2021-04-29

    申请号：US17017461

    申请日：2020-09-10

    Applicant: BYD COMPANY LIMITED

    Inventor： Chuanfu WANG ,  Long HE ,  Huajun SUN ,  Zhipei LU ,  Jianhua ZHU ,  Yan ZHU ,  Shichao HU

    IPC: H01M10/42 ,  H01M2/10 ,  H01M2/36 ,  H01M10/0525 ,  H01M10/0585

    Abstract: The present invention provides a lithium-ion battery, including: a housing and a separator located inside the housing, where the separator separates internal space of the housing into a plurality of accommodation cavities, battery core sets are disposed inside the accommodation cavities, the battery core sets each include at least one pole shank, and the battery core sets are connected in series; and at least one separator is provided with a liquid injection hole, and the liquid injection hole is used to connect two adjacent accommodation cavities on two sides of the separator; and a block mechanism, where the block mechanism is located inside the housing, the block mechanism enables the liquid injection hole to be in a predetermined state, and the predetermined state includes an open state and a closed state. The battery provided in the present invention ensures isolation and safety of each battery core set while facilitating liquid injection.

    BATTERY PACK AND AUTOMOBILE
    27.
    发明公开
    BATTERY PACK AND AUTOMOBILE 审中-公开

    公开(公告)号：US20240109436A1

    公开(公告)日：2024-04-04

    申请号：US18535746

    申请日：2023-12-11

    Applicant: BYD COMPANY LIMITED

    Inventor： Ke ZHANG ,  Congji E ,  Zizhu GUO ,  Yi PAN ,  Zhipei LU

    IPC: B60L50/64 ,  B60L58/18

    CPC classification number: B60L50/64 ,  B60L58/18 ,  H01M2010/4271

    Abstract: A battery pack and a vehicle are provided. The battery pack is configured to provide electric energy required by the vehicle under different operating conditions. The battery pack includes a task manager, a first battery unit and a second battery unit. The first battery unit and the second battery unit respectively respond to a different operating state of a load and provide the electric energy required under the control of the task manager.

    BATTERY PACK HOUSING, BATTERY PACK, AND ELECTRIC VEHICLE
    29.
    发明申请
    BATTERY PACK HOUSING, BATTERY PACK, AND ELECTRIC VEHICLE 有权

    公开(公告)号：US20230082924A1

    公开(公告)日：2023-03-16

    申请号：US17989608

    申请日：2022-11-17

    Applicant: BYD COMPANY LIMITED

    Inventor： Xiaopeng WANG ,  Qingbo PENG ,  Zhipei LU ,  Jianhua ZHU ,  Yan ZHU

    IPC: H01M50/112 ,  H01M50/242 ,  H01M50/383 ,  H01M10/6551 ,  B60L50/64 ,  H01M50/249

    Abstract: A battery pack housing includes a housing body, the housing body includes multiple connected sub-housings, and at least one reinforcing plate is disposed in at least one of the sub-housings. Each of the sub-housings includes a top plate and a bottom plate arranged opposite to each other in a first direction, the first direction is a height direction of the housing, the at least one reinforcing plate is located between a top plate and a bottom plate, the at least one reinforcing plate is connected to the top plate and the bottom plate, and the at least one reinforcing plate divides an interior of the at least one of the sub-housings into multiple accommodating cavities. A mounting portion is provided on the housing and is configured to be connected and fixed to an external load.

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