Battery monitoring device and battery system monitoring device
    6.
    发明授权
    Battery monitoring device and battery system monitoring device 有权
    电池监控装置和电池系统监控装置

    公开(公告)号:US09519027B2

    公开(公告)日:2016-12-13

    申请号:US14397308

    申请日:2012-04-27

    摘要: A battery monitoring device for monitoring a cell group made by connecting a plurality of single battery cells in series including a first switching circuit configured to select, as a measurement target voltage, a type of voltage a differential amplifier circuit including a first input terminal and a second input terminal, configured to convert the measurement target voltage, which is selected by the first switching circuit and input between the first input terminal and the second input terminal, into a voltage in a predetermined range by performing differential amplification, and an AD converter configured to measure the measurement target voltage selected by the first switching circuit and converted by the differential amplifier circuit, and output a digital signal according to the measurement result, wherein an abnormality detection voltage, is output to the AD converter.

    摘要翻译: 一种电池监视装置,用于监视通过串联连接多个单个电池单元而形成的电池组,包括:第一开关电路,被配置为选择包括第一输入端子和第二输入端子的差分放大器电路的电压类型作为测量目标电压; 第二输入端子,被配置为通过执行差分放大将由第一开关电路选择并在第一输入端子和第二输入端子之间输入的测量目标电压转换成预定范围内的电压,并且配置有AD转换器 测量由第一开关电路选择并由差分放大器电路转换的测量目标电压,并根据测量结果输出数字信号,其中异常检测电压被输出到AD转换器。