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    SOLAR CELL UNIT, SOLAR CELL ARRAY, SOLAR CELL MODULE AND MANUFACTURING METHOD THEREOF
    31.
    发明申请
    SOLAR CELL UNIT, SOLAR CELL ARRAY, SOLAR CELL MODULE AND MANUFACTURING METHOD THEREOF 审中-公开
    太阳能电池单元，太阳能电池阵列，太阳能电池模块及其制造方法

    公开(公告)号：WO2016065940A1

    公开(公告)日：2016-05-06

    申请号：PCT/CN2015/084061

    申请日：2015-07-15

    Applicant: BYD COMPANY LIMITED

    Inventor： ZHAO, Zhiqiang ,  JIANG, Zhanfeng ,  HE, Long

    IPC: H01L31/05

    CPC classification number: H01L31/0504 ,  H01L31/022425 ,  H01L31/022433 ,  H01L31/042 ,  Y02E10/50

    Abstract: A solar cell unit, a solar cell array (30), a solar cell module (100) and a manufacturing method thereof are disclosed. The solar cell unit includes a cell (31) comprising a cell substrate (311), secondary grid lines (312) spaced apart from each other in a front surface of the cell substrate (311), a back electric field (313) disposed in a back surface of the cell substrate (311), and back welding portions spaced apart from each other in the back electric field (313), the back welding portions formed by applying silver paste or a tin alloy to the back field; front conductive wires (32A) constituted by a metal wire and electrically connected with the front secondary grid lines (312); and back conductive wires (312B) constituted by a metal wire and electrically connected with the back electric field (313) via the back welding portions.

    Abstract translation: 公开了太阳能电池单元，太阳能电池阵列（30），太阳能电池模块（100）及其制造方法。 太阳能电池单元包括电池（31），其包含电池基板（311），在电池基板（311）的前表面中彼此间隔开的辅格栅线（312），设置在电池基板 电池基板（311）的后表面和在背电场（313）中彼此间隔开的背焊接部分，通过将银膏或锡合金涂覆到背部区域而形成的背焊部分; 由金属线构成并与前副栅极线（312）电连接的前导线（32A）。 以及由金属线构成的后背导线（312B），并经背面焊接部与背电场（313）电连接。

    SOLAR CELL MODULE AND MANUFACTURING METHOD THEREOF
    32.
    发明申请
    SOLAR CELL MODULE AND MANUFACTURING METHOD THEREOF 审中-公开
    太阳能电池模块及其制造方法

    公开(公告)号：WO2016065934A1

    公开(公告)日：2016-05-06

    申请号：PCT/CN2015/084053

    申请日：2015-07-15

    Applicant: BYD COMPANY LIMITED

    Inventor： ZHAO, Zhiqiang ,  TIAN, Ye ,  PENG, Handong ,  KANG, Shuping ,  JIANG, Zhanfeng ,  HE, Long

    IPC: H01L31/05

    CPC classification number: H01L31/0504 ,  H01L31/022425 ,  H01L31/042 ,  H01L31/048 ,  H01L31/0488 ,  Y02E10/50

    Abstract: A solar cell module (100) and a manufacturing method thereof are disclosed. The solar cell module (100) includes an upper cover plate (10), a front adhesive layer (20), a cell (31), a back adhesive layer (40) and a back plate (50) superposed in sequence, a secondary grid line (312) being disposed on a front surface of the cell (31), a transparent film (60) being disposed between the front adhesive layer (20) and the cell (31), a conductive wire (32) being disposed on a surface of the transparent film (60) opposite the cell (31), the conductive wire (32) being inserted into the transparent film (60) and exposed therefrom, and being formed of a metal wire (321) and connected with the secondary grid line (312), the transparent film (60) having a melting point higher than the melting point of the front adhesive layer (20) and the back adhesive layer (40).

    Abstract translation: 公开了一种太阳能电池组件（100）及其制造方法。 太阳能电池模块（100）包括上盖板（10），前粘合剂层（20），单元（31），背粘合剂层（40）和后板（50） 栅格线（312）设置在电池（31）的前表面上，透明膜（60）设置在前粘合剂层（20）和电池（31）之间，导电线（32）设置在电极 所述透明膜（60）的与所述电池（31）相对的表面，所述导线（32）插入所述透明膜（60）中并暴露于所述透明膜（60）中，并且由金属线（321）形成并与所述第二 栅格线（312），所述透明膜（60）具有比所述前粘合剂层（20）和所述背粘合剂层（40）的熔点高的熔点。

    SOLAR CELL SUPPORT ASSEMBLY
    33.
    发明申请
    SOLAR CELL SUPPORT ASSEMBLY 审中-公开
    太阳能电池支持组件

    公开(公告)号：WO2014173302A1

    公开(公告)日：2014-10-30

    申请号：PCT/CN2014/076060

    申请日：2014-04-23

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

    Inventor： GE, Jun ,  WANG, Liguo ,  WANG, Hongbin ,  HE, Long ,  XU, Jiaolian

    IPC: H01L31/042

    CPC classification number: H02S20/30 ,  F24S30/425 ,  F24S2030/131 ,  F24S2030/136 ,  H02S20/32 ,  Y02E10/47

    Abstract: A solar cell support assembly includes: a first supporting (1), a second supporting members (7), a beam (2) pivotably connected to the first supporting member (1) and configured to mount the solar cell thereon, a first swing bar (4) connected to the beam (2) and configured to rotate the beam (2); a second swing bar (6) pivotably connected to the second supporting member (7); a first pushrod (51) pivotably connected to the first swing bar (4) and the second swing bar (6); a second pushrod (52) pivotably connected to the first swing bar (4) and the second swing bar (6); and a driving device (9) pivotably connected to the second swing bar (6) and configured to drive the second swing bar (6) to rotate relative to the second supporting member (7).

    Abstract translation: 太阳能电池支撑组件包括：第一支撑件（1），第二支撑构件（7），可枢转地连接到第一支撑构件（1）并且构造成将太阳能电池安装在其上的梁（2），第一摆杆 （4），其连接到所述梁（2）并且构造成旋转所述梁（2）; 可枢转地连接到第二支撑构件（7）的第二摆杆（6）; 可枢转地连接到第一摆杆（4）和第二摆杆（6）的第一推杆（51）; 可枢转地连接到第一摆杆（4）和第二摆杆（6）的第二推杆（52）; 以及驱动装置（9），其可枢转地连接到所述第二摆杆（6）并且构造成驱动所述第二摆杆（6）相对于所述第二支撑构件（7）旋转。

    METHOD AND SYSTEM FOR DETECTING INTERNAL BATTERY ABNORMALITIES DURING CHARGING AND DISCHARGING STATES
    35.
    发明申请
    METHOD AND SYSTEM FOR DETECTING INTERNAL BATTERY ABNORMALITIES DURING CHARGING AND DISCHARGING STATES 审中-公开
    在充电和放电状态期间检测内部电池异常的方法和系统

    公开(公告)号：WO2009059530A1

    公开(公告)日：2009-05-14

    申请号：PCT/CN2008/072857

    申请日：2008-10-28

    Applicant: BYD COMPANY LIMITED ,  HE, Long ,  FENG, Wei ,  LV, Jianjing ,  ZHOU, Jun

    Inventor： HE, Long ,  FENG, Wei ,  LV, Jianjing ,  ZHOU, Jun

    IPC: H01M10/42 ,  G01R31/36 ,  H02J7/00

    CPC classification number: H02J7/0031 ,  H02J2007/0037 ,  H02J2007/004

    Abstract: Methods and systems for detecting internal battery abnormalities during charging and discharging states. The systems include a circuit (301) for determining charging and/or discharging state of the battery, a circuit for sampling the battery voltage at sequential time points, a circuit for measuring the decline of the voltage, a counter for counting the time T dec while the voltage is in decline, a circuit for measuring the rate of the decrease of the voltage, a circuit for producing an indicator for internal abnormalities if one or more of the following conditions is met: (a) the battery is in the charging state and T dec exceeds a predetermined time; (b) the battery is in the charging state and the decrease of the voltage exceeds a predetermined voltage; and (c) the battery is in the discharging state and the rate of the decrease of the voltage exceeds a predetermined decline rate.

    Abstract translation: 在充电和放电状态下检测内部电池异常的方法和系统。 这些系统包括用于确定电池的充电和/或放电状态的电路（301），用于在连续时间点对电池电压进行采样的电路，用于测量电压下降的电路，用于计数时间Tdec的计数器 电压下降，用于测量电压降低速率的电路，如果满足以下条件中的一个或多个，则用于产生用于内部异常的指示器的电路：（a）电池处于充电状态，并且 Tdec超过预定时间; （b）电池处于充电状态，电压的下降超过预定电压; 和（c）电池处于放电状态，并且电压下降的速率超过预定的下降率。

    POWER BATTERY PACK AND ELECTRIC VEHICLE
    38.
    发明公开
    POWER BATTERY PACK AND ELECTRIC VEHICLE 审中-公开

    公开(公告)号：EP4329057A2

    公开(公告)日：2024-02-28

    申请号：EP23220824.9

    申请日：2019-06-21

    Applicant: BYD Company Limited

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

    IPC: H01M50/103

    Abstract: The present invention basically relates to a power battery pack, configured to provide power for an electric vehicle and comprising: a pack body; a plurality of cells, disposed in the pack body, the cell having a length L 0 , a width H 0 , and a thickness D 0 , wherein L 0 >H 0 ≥D 0 ; when the power battery pack is placed on the electric vehicle, a length direction of the cell extends along a width direction or a length direction of the electric vehicle; when the length direction of the cell extends along the width direction of the electric vehicle, the length L 0 of the cell and a size W of a vehicle body of the electric vehicle in the width direction meet: 46%≤L 0 /W≤76%; or when the length direction of the cell extends along the length direction of the electric vehicle, the length L 0 of the cell and a size X of the vehicle body of the electric vehicle in the length direction meet: 40%≤L 0 /X≤76%, at least one of the cells, comprising a battery body, the battery body having a length L, a width H, a thickness D, and a volume V, the length L of the battery body being greater than the width H, and the width H of the battery body being greater than the thickness D, wherein the battery body meets: 400mm≤L≤2500mm and H/V=0.0001 mm -2 to 0.00015 mm -2 .

    BATTERY PACK AND ELECTRIC VEHICLE
    39.
    发明公开
    BATTERY PACK AND ELECTRIC VEHICLE 审中-公开

    公开(公告)号：EP4060794A1

    公开(公告)日：2022-09-21

    申请号：EP20890804.6

    申请日：2020-10-19

    Applicant: BYD Company Limited

    Inventor： HE, Long ,  SUN, Huajun ,  ZHU, Yan ,  TAN, Liangwen ,  WAN, Long

    IPC: H01M50/10 ,  H01M50/242

    Abstract: A battery pack and an electric vehicle are provided. The battery pack includes a casing and a battery assembly arranged inside the casing. The battery assembly includes a battery unit and a reinforcing member. The battery unit includes N cells. At least some of the cells in the battery unit are connected by M reinforcing members. An outer surface of each of the cells includes a bottom surface, a top surface, and side surfaces. The bottom surface of the cell faces a bottom surface of the casing. The side surfaces include a first side surface and two opposite second side surfaces. The first side surface has a largest area among the side surfaces. An area of the first side surface is greater than an area of the bottom surface and the area of the first side surface is greater than an area of the top surface. The N cells are arranged in sequence. The second side surfaces of two adjacent cells are arranged opposite to each other. The reinforcing member is fixedly bonded to the first side surface of each cell in Q adjacent cells. N>Q≥2.

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