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    • 31. 发明申请
    • ASSEMBLED BATTERY TOTAL VOLTAGE DETECTION AND LEAK DETECTION APPARATUS
    • 组装电池总电压检测和漏电检测装置
    • US20080054907A1
    • 2008-03-06
    • US11736294
    • 2007-04-17
    • Akihiko KudoMasaki NagaokaAkihiko EmoriTakahiro Kawata
    • Akihiko KudoMasaki NagaokaAkihiko EmoriTakahiro Kawata
    • G01N27/416
    • G01R31/025G01R31/362
    • The present invention provides an assembled battery total voltage detection and leak detection apparatus which is reduced in size and is reduced in manufacturing costs. Detection of a total voltage is performed at a measurement time of a total voltage of an assembled battery 1 by connecting an output of a positive electrode resistance voltage dividing circuit composed of resistors 9 and 10 to + input of a differential amplifier 20 and connecting an output of a negative electrode resistance voltage dividing circuit composed of resistors 12 and 11 to − input of the amplifier 20, and it performs leak detection at a leak detection time by connecting an output of a positive electrode resistance voltage dividing circuit to + input of the amplifier 20 and connecting + input of the amplifier 20 to the minus input of the differential amplifier 20 to measure an output voltage of the amplifier 20. The total voltage detection and the leak detection can be performed without requiring an insulation type voltage sensor, an insulation power source, photo-couplers, or the like.
    • 本发明提供了一种尺寸减小并且制造成本降低的组合电池总电压检测和泄漏检测装置。 通过将由电阻器9和10组成的正电极电阻分压电路的输出连接到差分放大器20的+输入端并连接输出端,在组电池1的总电压的测量时间上进行总电压的检测 由电阻器12和11组成的负极电阻分压电路输入到放大器20,并且通过将正电极电阻分压电路的输出连接到放大器的+输入端,在泄漏检测时间进行泄漏检测 20并将放大器20的+输入连接到差分放大器20的负输入端,以测量放大器20的输出电压。可以执行总电压检测和泄漏检测,而不需要绝缘型电压传感器,绝缘功率 光源,光耦合器等。
    • 32. 发明授权
    • Assembled battery total voltage detection and leak detection apparatus
    • 组装电池总电压检测和泄漏检测装置
    • US07952327B2
    • 2011-05-31
    • US11736294
    • 2007-04-17
    • Akihiko KudoMasaki NagaokaAkihiko EmoriTakahiro Kawata
    • Akihiko KudoMasaki NagaokaAkihiko EmoriTakahiro Kawata
    • H02J7/00H02J7/04
    • G01R31/025G01R31/362
    • The present invention provides an assembled battery total voltage detection and leak detection apparatus which is reduced in size and is reduced in manufacturing costs. Detection of a total voltage is performed at a measurement time of a total voltage of an assembled battery 1 by connecting an output of a positive electrode resistance voltage dividing circuit composed of resistors 9 and 10 to + input of a differential amplifier 20 and connecting an output of a negative electrode resistance voltage dividing circuit composed of resistors 12 and 11 to − input of the amplifier 20, and it performs leak detection at a leak detection time by connecting an output of a positive electrode resistance voltage dividing circuit to + input of the amplifier 20 and connecting + input of the amplifier 20 to the minus input of the differential amplifier 20 to measure an output voltage of the amplifier 20. The total voltage detection and the leak detection can be performed without requiring an insulation type voltage sensor, an insulation power source, photo-couplers, or the like.
    • 本发明提供了一种尺寸减小并且制造成本降低的组合电池总电压检测和泄漏检测装置。 通过将由电阻器9和10组成的正电极电阻分压电路的输出连接到差分放大器20的+输入端并连接输出端,在组电池1的总电压的测量时间上进行总电压的检测 由电阻器12和11组成的负极电阻分压电路输入到放大器20,并且通过将正电极电阻分压电路的输出连接到放大器的+输入端,在泄漏检测时间进行泄漏检测 20并将放大器20的+输入连接到差分放大器20的负输入端,以测量放大器20的输出电压。可以执行总电压检测和泄漏检测,而不需要绝缘型电压传感器,绝缘功率 光源,光耦合器等。