公开(公告)号：US20220126666A1

公开(公告)日：2022-04-28

申请号：US17422130

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 ,  B60L50/60 ,  B60L50/64 ,  H01M50/209 ,  H01M50/249 ,  H01M50/342

Abstract: Provided are a power battery pack and an electric vehicle. The power battery pack includes: a pack body; and a plurality of cells, directly arranged in the pack body. The cell extends from a first side of the pack body to a second side of the pack body, and the first side and the second side are disposed opposite to each other. The first side of the pack body is provided with a first side wall, the second side of the pack body is provided with a second side wall, an end of the cell is supported by the first side wall, and the other end of the cell is supported by the second side wall.

公开(公告)号：US20220077539A1

公开(公告)日：2022-03-10

申请号：US17419443

申请日：2019-07-30

Applicant: BYD COMPANY LIMITED

Inventor： Zhenghua REN ,  Zhipei LU ,  Kun GUO ,  Qingbo PENG ,  Yan ZHU

IPC: H01M50/383 ,  H01M50/249 ,  H01M50/209 ,  H01M50/30 ,  H01M50/317 ,  H01M10/48 ,  A62C3/07 ,  A62C3/16

Abstract: The present disclosure relates to a battery tray and a power battery pack. The battery tray includes a tray body. The tray body includes a base plate and a side beam, and the side beam is disposed around the base plate and defines, together with the base plate, an accommodating space for battery cells. The base plate is formed therein with an air passage, and the base plate is provided with several inlet vents and at least one exhaust vent. The inlet vent is configured to introduce a flame, smoke or gas discharged from the battery cell into the air passage, and the exhaust vent is configured to discharge the flame, smoke or gas inside the air passage.

公开(公告)号：US20220059901A1

公开(公告)日：2022-02-24

申请号：US17419433

申请日：2019-07-24

Applicant: BYD COMPANY LIMITED

Inventor： Zhenghua REN ,  Zhipei LU ,  Kun GUO ,  Qingbo PENG ,  Yan ZHU

IPC: H01M50/358 ,  H01M10/48 ,  H01M50/249 ,  A62C3/16 ,  A62C3/08

Abstract: Provided are a battery tray and a power battery pack. The battery tray includes a tray body. The tray body includes a base plate, a side beam, and several partition plates, the side beam is disposed around the base plate and defines, together with the base plate, an accommodating space for battery cells. The partition plates are disposed on the base plate and divide the base plate into several regions for placing the battery cells. The partition plates and the side beam are each formed therein with an air passage and are in communication with each other. The partition plates are provided with several inlet vents, and the side beam is provided with at least one exhaust vent. The inlet vent is configured to introduce a flame, smoke or gas discharged from the battery cell into the air passage.

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.

公开(公告)号：US20200313150A1

公开(公告)日：2020-10-01

申请号：US16772670

申请日：2018-12-13

Applicant: BYD COMPANY LIMITED

Inventor： Zhipei LU ,  Luxia JIANG

IPC: H01M2/34 ,  H01M10/44

Abstract: A battery system and an electric vehicle are provided. The battery system includes at least one series circuit, wherein the series circuit comprises at least one first battery pack, the first battery pack including at least two first cells connected in parallel; a current interrupt device, wherein the current interrupt device is disposed on the first cell being configured to interrupt an internal current of the first cell when the first cell is abnormal

公开(公告)号：US20190190096A1

公开(公告)日：2019-06-20

申请号：US16329174

申请日：2017-08-14

Applicant: BYD COMPANY LIMITED

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

IPC: H01M10/625 ,  H01M10/613 ,  H01M2/10 ,  H01M10/6552

Abstract: The present disclosure provides an automobile tray component, including a tray base plate and mounting beams arranged around the tray base plate, where the tray base plate includes an upper plate body, an intermediate plate body, and a lower plate body, a cooling cavity is arranged between the upper plate body and the intermediate plate body, and a buffer cavity is arranged between the intermediate plate body and the lower plate body.

公开(公告)号：US20140197777A1

公开(公告)日：2014-07-17

申请号：US14166551

申请日：2014-01-28

Applicant: BYD COMPANY LIMITED ,  SHENZHEN BYD AUTO R&D COMPANY LIMITED

Inventor： Zhiwei TONG ,  Jianhua ZHU ,  Zhipei LU ,  Qing LAI

IPC: H01M10/637 ,  H02J7/00

CPC classification number: H01M10/637 ,  B60L11/1866 ,  B60L11/1875 ,  B60L2240/545 ,  B60L2240/547 ,  H01M10/0525 ,  H01M10/4207 ,  H01M10/615 ,  H01M10/625 ,  H01M2220/20 ,  H02J7/0014 ,  H02J7/0019 ,  H02J7/0029 ,  H02J7/0054 ,  Y02E60/122 ,  Y02T10/7005 ,  Y02T10/7011 ,  Y02T10/7061

Abstract: An electricity supply system comprises: a battery module, a control module, and a distribution box. The battery module includes at least two in-series modules, each comprising at least two battery groups connected in series. The control module is connected with the battery module and includes an IGBT module, a relay module, and a relay control module. The relay module includes a plurality of relays K. Each in-series module is connected to the relay module. The relay module is connected to the IGBT module. The relay control module is configured for controlling ON or OFF of each relay K so as to select an in-series module to work with the IGBT module. The distribution box is connected with the control module.

Abstract translation: 电力供应系统包括：电池模块，控制模块和配电箱。 电池模块包括至少两个串联的模块，每个模块包括串联连接的至少两个电池组。 控制模块与电池模块连接，包括IGBT模块，继电器模块和继电器控制模块。 继电器模块包括多个继电器K.每个串联模块连接到继电器模块。 继电器模块连接到IGBT模块。 继电器控制模块被配置为控制每个继电器K的ON或OFF，以选择串联模块来与IGBT模块一起工作。 配电箱与控制模块相连。

公开(公告)号：US20140127552A1

公开(公告)日：2014-05-08

申请号：US14154450

申请日：2014-01-14

Applicant: BYD COMPANY LIMITED ,  SHENZHEN BYD AUTO R&D COMPANY LIMITED

Inventor： Jia LU ,  Zhipei LU ,  Jianhua ZHU

IPC: H01M2/10

CPC classification number: H01M2/1083 ,  B60K1/04 ,  H01M2/1077

Abstract: A power supply unit for an electric vehicle includes a tray and at least one battery module fixed on the tray via a strip. Each battery module includes a housing having a bottom plate mounted onto the tray, first to fourth side plates disposed on the bottom plate, a battery pack disposed in the housing and having a plurality of cells arranged along a thickness direction, and first flexible members disposed between the first side plate and the battery pack, and between the third side plate and battery pack respectively, for fastening the battery pack.

Abstract translation: 一种用于电动车辆的电源装置包括一个托盘和至少一个电池模块，该电池模块经由一条带固定在该托盘上。 每个电池模块包括一个具有安装在托盘上的底板的壳体，设置在底板上的第一至第四侧板，设置在壳体中并具有沿着厚度方向布置的多个单元的电池组，以及第一柔性构件， 在第一侧板和电池组之间以及第三侧板和电池组之间分别用于紧固电池组。