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    BATTERY TRAY, BATTERY PACK, AND ELECTRIC VEHICLE
    11.
    发明公开
    BATTERY TRAY, BATTERY PACK, AND ELECTRIC VEHICLE 审中-公开

    公开(公告)号：US20230275298A1

    公开(公告)日：2023-08-31

    申请号：US18144518

    申请日：2023-05-08

    Applicant: BYD COMPANY LIMITED

    Inventor： Yongnan WANG ,  Hua CHEN ,  Weixin ZHENG ,  Zhengyuan LIAO

    IPC: H01M50/227 ,  H01M50/242 ,  H01M50/244 ,  H01M50/204 ,  B60L50/64

    CPC classification number: H01M50/227 ,  B60L50/64 ,  H01M50/204 ,  H01M50/242 ,  H01M50/244 ,  H01M2220/20

    Abstract: A battery tray includes: a tray body includes a tray bottom plate and a tray side beam located on a first side of the tray bottom plate, and the tray side beam and the tray bottom plate defines a battery accommodating cavity accommodating for accommodating a battery module or a cell; a first protection plate includes an energy-absorbing plate and high-strength plates located on two sides of the energy-absorbing plate, the energy-absorbing plate includes a cellular structure, and the first protection plate is fixed on the tray bottom plate; and a second protection plate, where a first surface of the second protection plate is coupled to the first protection plate, a second surface of the second protection plate is coupled to the tray body, and a wave impedance value of the second protection plate is less than a wave impedance value of the high-strength plates.

    BATTERY PACK
    12.
    发明公开
    BATTERY PACK 审中-公开

    公开(公告)号：US20230231227A1

    公开(公告)日：2023-07-20

    申请号：US18126736

    申请日：2023-03-27

    Applicant: BYD COMPANY LIMITED

    Inventor： Yongnan WANG ,  Yi ZENG ,  Zhengyuan LIAO ,  Fuzhu LAI ,  Weixin ZHENG

    IPC: H01M10/6568 ,  H01M10/6554

    CPC classification number: H01M10/6568 ,  H01M10/6554

    Abstract: A battery pack includes a battery assembly and a tray. The battery assembly includes at least one battery unit, and the battery unit includes multiple cells, where the length direction of each cell is a first direction, and the multiple cells are disposed along a second direction. The tray includes at least one temperature adjustment unit, where the temperature adjustment unit includes a temperature adjustment flow channel and a confluence flow channel. Any one of the temperature adjustment flow channels is configured to exchange heat with at least one of the cells disposed along the second direction, and to exchange heat with at most one cell disposed along the first direction.

    POWER BATTERY PACK AND ELECTRIC VEHICLE
    14.
    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%.

    BATTERY MODULE
    19.
    发明申请
    BATTERY MODULE 有权

    公开(公告)号：US20210159576A1

    公开(公告)日：2021-05-27

    申请号：US16627652

    申请日：2018-06-25

    Applicant: BYD COMPANY LIMITED

    Inventor： Xi SHEN ,  Zhipei LU ,  Weixin ZHENG ,  Jia LU ,  Jing TAN ,  Yan ZHU ,  Jianhua ZHU

    IPC: H01M50/593 ,  H01M50/209

    Abstract: A battery unit includes a battery and an insulation film, the battery includes a battery housing, a battery core disposed inside the battery housing, and a battery cover plate disposed on an end portion of the battery housing; the insulation film is coated on at least one side face of the battery housing, the insulation films on two adjacent battery units are bonded to each other in the preset direction to connect the plurality of battery units together; and the insulation film includes an extension portion, where the extension portion is formed by a top portion of the insulation film which protrudes from the battery cover plate and extends upward, the top plate is disposed on an upper side of the battery unit, a groove is provided on a lower side of the top panel, and at least part of the extension portion is accommodated in the groove.

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