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    POWER BATTERY DEVICE
    42.
    发明公开
    POWER BATTERY DEVICE 有权
    HOCHLEISTUNGSBATTERIEVORRICHTUNG

    公开(公告)号：EP3095146A1

    公开(公告)日：2016-11-23

    申请号：EP15785345.8

    申请日：2015-04-29

    Applicant: BYD Company Limited

    Inventor： LIU, Xing ,  WANG, Hongjun ,  ZHANG, Chao ,  BU, Fangfang ,  CHEN, Liqiang

    IPC: H01M2/02 ,  H01M2/10 ,  H01M10/04

    CPC classification number: H01M2/1077 ,  B60K1/04 ,  H01M2220/20

    Abstract: A power battery device (100) includes: a battery tray (1) having a positioning member (11) provided on the upper surface thereof; and a plurality of battery modules (2) disposed on the battery tray (1) and arranged in at least two layers in an up-down direction, each battery module comprising: a housing (21) having a first positioning portion disposed on the upper surface of the housing (21) and a second positioning portion disposed on the lower surface of the housing (21); a battery disposed within the housing (21), the first positioning portion of the housing in a lower layer is matched with the second positioning portion of the housing in an upper layer, and the battery modules (2) in the lowermost layer of the battery modules are positioned by the positioning member (11).

    Abstract translation: 一种动力电池装置，包括：具有设置在其上表面上的定位部件的电池托盘; 以及多个电池模块，其设置在所述电池托盘上并沿上下方向布置成至少两层，每个电池模块包括：壳体，其具有设置在所述壳体的上表面上的第一定位部分和第二定位部分 设置在壳体的下表面上; 设置在壳体内的电池，下层的壳体的第一定位部分与壳体的第二定位部分在上层中匹配，并且电池模块的最下层中的电池模块通过定位 会员。

    THERMAL MANAGEMENT SYSTEM, AND VEHICLE HAVING SAME
    43.
    发明公开
    THERMAL MANAGEMENT SYSTEM, AND VEHICLE HAVING SAME 审中-公开

    公开(公告)号：EP4516550A1

    公开(公告)日：2025-03-05

    申请号：EP23794742.9

    申请日：2023-02-28

    Applicant: BYD Company Limited

    Inventor： LIU, Jun ,  LIU, Mingliang ,  WANG, Hongjun ,  ZHANG, Nan ,  MENG, Fanchao

    IPC: B60K11/04 ,  B60H1/02 ,  B60H1/06 ,  B60H1/32 ,  H01M10/61

    Abstract: A thermal management system (1), comprising an engine cooler (100), an exhaust gas recirculation system cooler (200), a thermostat(300), and a radiator (400). The engine cooler (100) is provided with a liquid inlet (110) and a liquid outlet (120); one end of the exhaust gas recirculation system cooler (200) is in communication with the liquid inlet (110) and the other end thereof is in communication with the liquid outlet (120); the exhaust gas recirculation system cooler (200) is connected to the engine cooler (100) in series; the thermostat (300) is connected to the radiator (400) in series and is connected to the exhaust gas recirculation system cooler (200) in parallel; the thermostat (300) is in communication with the liquid inlet (110); and the radiator (400) is in communication with the liquid outlet (120), such that the thermal management system (1) has low energy consumption, low engine oil consumption, and a high engine warming speed. The present invention further relates to a vehicle (2).

    TEMPERATURE REGULATION SYSTEM FOR VEHICLE-MOUNTED BATTERY
    44.
    发明公开
    TEMPERATURE REGULATION SYSTEM FOR VEHICLE-MOUNTED BATTERY 审中-公开

    公开(公告)号：EP3691020A1

    公开(公告)日：2020-08-05

    申请号：EP18863154.3

    申请日：2018-09-29

    Applicant: BYD Company Limited

    Inventor： WU, Xingchi ,  TAN, Jigang ,  WANG, Hongjun

    IPC: H01M10/613

    Abstract: A temperature regulating system of an in-vehicle battery is disclosed in this application. The system includes: a heat exchanger; an in-vehicle air conditioner, where the in-vehicle air conditioner is provided with an air conditioner vent, a first air duct is formed between the air conditioner vent and the heat exchanger, a semiconductor heat exchange module, where a second air duct is formed between a cooling end of the semiconductor heat exchange module and the first fan, and a third air duct is formed between the cooling end of the semiconductor heat exchange module and a compartment; a battery thermal management module, where the battery thermal management module is connected to the heat exchanger to form a heat exchange flow path; and a controller, connected to the semiconductor heat exchange module, the battery thermal management module, and the in-vehicle air conditioner. The system can regulate the temperature when the temperature of the in-vehicle battery is excessively high, so that the temperature of the in-vehicle battery is maintained in a preset range, thereby avoiding the situation that the performance of the in-vehicle battery is affected by the excessively high temperature.

    METHOD AND SYSTEM FOR CONTROLLING POWER BATTERY
    48.
    发明授权
    METHOD AND SYSTEM FOR CONTROLLING POWER BATTERY 有权
    用于控制电力电池的方法和系统

    公开(公告)号：EP3084876B1

    公开(公告)日：2017-06-28

    申请号：EP15773514.3

    申请日：2015-03-31

    Applicant: BYD Company Limited

    Inventor： BU, Fangfang ,  WANG, Hongjun ,  ZHANG, Chao

    IPC: H01M10/42 ,  H01M10/44 ,  H01M10/48 ,  H01M10/613 ,  H01M10/615 ,  H01M10/625

    CPC classification number: H01M10/443 ,  H01M10/4207 ,  H01M10/441 ,  H01M10/48 ,  H01M10/482 ,  H01M10/486 ,  H01M10/613 ,  H01M10/615 ,  H01M10/625 ,  H01M2010/4278 ,  H01M2220/20

    Abstract: A method for controlling a power battery is provided. The method includes: detecting a maximum temperature and a minimum temperature of the plurality of single cells, a plurality of first temperatures of positive electrodes and/or a plurality of second temperatures of negative electrodes, and a plurality of third temperatures of cores; determining whether the plurality of first temperatures and/or the plurality of second temperatures are within a first temperature range; determining whether the plurality of third temperatures are within a second temperature range; managing the power battery; and determining that a connection failure occurs in the power battery if one of the plurality of first temperatures and/or one of the plurality of second temperatures is not within the first temperature range; and determining a core related failure if the third temperature of a first single cell is not within the second temperature range. Further, a system for controlling a power battery is provided.

    Abstract translation: 提供了一种用于控制动力电池的方法。 该方法包括：检测多个单电池的最高温度和最低温度，多个第一正温度温度和/或多个第二负温度温度以及多个第三核心温度; 确定所述多个第一温度和/或所述多个第二温度是否在第一温度范围内; 确定所述多个第三温度是否在第二温度范围内; 管理动力电池; 以及如果所述多个第一温度中的一个和/或所述多个第二温度中的一个不在所述第一温度范围内，则确定在所述动力电池中发生连接故障; 以及如果第一单个电池的第三温度不在第二温度范围内，则确定核心相关故障。 此外，提供了一种用于控制动力电池的系统。

    METHOD AND SYSTEM FOR CONTROLLING POWER BATTERY
    49.
    发明公开
    METHOD AND SYSTEM FOR CONTROLLING POWER BATTERY 有权
    用于控制电力电池的方法和系统

    公开(公告)号：EP3084876A1

    公开(公告)日：2016-10-26

    申请号：EP15773514.3

    申请日：2015-03-31

    Applicant: BYD Company Limited

    Inventor： BU, Fangfang ,  WANG, Hongjun ,  ZHANG, Chao

    IPC: H01M10/42

    CPC classification number: H01M10/443 ,  H01M10/4207 ,  H01M10/441 ,  H01M10/48 ,  H01M10/482 ,  H01M10/486 ,  H01M10/613 ,  H01M10/615 ,  H01M10/625 ,  H01M2010/4278 ,  H01M2220/20

    Abstract: A method for controlling a power battery is provided. The method includes: detecting a maximum temperature and a minimum temperature of the plurality of single cells, a plurality of first temperatures of positive electrodes and/or a plurality of second temperatures of negative electrodes, and a plurality of third temperatures of cores; determining whether the plurality of first temperatures and/or the plurality of second temperatures are within a first temperature range; determining whether the plurality of third temperatures are within a second temperature range; managing the power battery; and determining that a connection failure occurs in the power battery if one of the plurality of first temperatures and/or one of the plurality of second temperatures is not within the first temperature range; and determining a core related failure if the third temperature of a first single cell is not within the second temperature range. Further, a system for controlling a power battery is provided.

    Abstract translation: 提供了一种用于控制动力电池的方法。 该方法包括：检测多个单电池的最高温度和最低温度，多个第一正温度温度和/或多个第二负温度温度以及多个第三核心温度; 确定所述多个第一温度和/或所述多个第二温度是否在第一温度范围内; 确定所述多个第三温度是否在第二温度范围内; 管理动力电池; 以及如果所述多个第一温度中的一个和/或所述多个第二温度中的一个不在所述第一温度范围内，则判断在所述动力电池中发生连接故障; 以及如果第一单个电池的第三温度不在第二温度范围内，则确定核心相关故障。 此外，提供了一种用于控制动力电池的系统。

    POWER SYSTEM OF ELECTRIC VEHICLE, ELECTRIC VEHICLE COMPRISING THE SAME AND METHOD FOR HEATING BATTERY GROUP OF ELECTRIC VEHICLE
    50.
    发明公开
    POWER SYSTEM OF ELECTRIC VEHICLE, ELECTRIC VEHICLE COMPRISING THE SAME AND METHOD FOR HEATING BATTERY GROUP OF ELECTRIC VEHICLE 有权
    电动车辆的电力系统，包括该电动车辆的电动车辆以及用于加热电动车辆的电池组的方法

    公开(公告)号：EP2853002A1

    公开(公告)日：2015-04-01

    申请号：EP13793972.4

    申请日：2013-05-22

    Applicant: BYD Company Limited

    Inventor： WU, Xingchi ,  WANG, Hongjun ,  XIE, Shibin

    IPC: H01M10/50 ,  B60L11/18

    CPC classification number: B60L11/1875 ,  B60L15/20 ,  H01M10/613 ,  H01M10/625 ,  H01M10/633 ,  H01M10/637 ,  Y02T10/7005 ,  Y02T10/7011 ,  Y02T10/705 ,  Y02T10/7258

    Abstract: A power system of an electric vehicle, an electric vehicle comprising the same and a method for heating a battery group of the electric vehicle are provided. The power system comprises a battery group (101), a battery heater (102), in which the battery heater (102) comprises a output power adjusting module configure to adjust a heating power of the battery heater (102) by adjusting a charge current and/or a discharge current, a battery management device (103) configured to control the output power adjusting module to adjust the heating power of the battery heater (102) to heat the battery group (101) according to a temperature of the battery group (101) when the temperature of the battery group (101) is lower than a first heating threshold and a residual electric quantity of the battery group is larger than a parking electric quantity threshold; a motor controller (106) connected with a motor (105) and an electric distribution box (104) respectively, and an isolation inductor (L2).

    Abstract translation: 提供了电动车辆的电力系统，包括该电动车辆的电动车辆以及用于加热电动车辆的电池组的方法。 该电源系统包括电池组（101），电池加热器（102），电池加热器（102）包括输出功率调节模块，该输出功率调节模块被配置为通过调节充电电流来调节电池加热器（102）的加热功率 和/或放电电流;电池管理装置（103），被配置为控制输出功率调节模块以根据电池组的温度调节电池加热器（102）的加热功率以加热电池组（101） 当所述电池组的温度低于第一加热阈值，且所述电池组的剩余电量大于停车电量阈值时，启动所述电池组; 与电动机105和配电箱104分别连接的电动机控制器106和隔离电感器L2。

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