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    • 112. 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。
    • 113. 发明申请
    • State Detection Device for Power Supply System
    • 电源系统状态检测装置
    • US20100244886A1
    • 2010-09-30
    • US12750279
    • 2010-03-30
    • Youhei KAWAHARAYoshinori AoshimaKenichiro TsuruAkihiko KudoAkihiko EmoriTatsumi Yamauchi
    • Youhei KAWAHARAYoshinori AoshimaKenichiro TsuruAkihiko KudoAkihiko EmoriTatsumi Yamauchi
    • G01R31/36
    • G01R31/361
    • A state detection device for power supply system comprises: a measurement unit that obtains current, voltage, and temperature at a chargeable and dischargeable power storage unit as measurement values; a storage unit that stores property information of the power storage unit; an arithmetic unit that uses different methods to calculate first and second states of charge for the power storage unit based upon the measurement values and the property information; a conflict detection unit that detects a conflict in an event that a difference between the first state of charge and the second state of charge is equal to or greater than a predetermined threshold; and a correction unit that corrects the property information during charging or discharging of the power storage unit in response to the conflict having been detected by the conflict detection unit.
    • 一种用于电源系统的状态检测装置,包括:测量单元,其以可计量和可放电的电力存储单元获得电流,电压和温度作为测量值; 存储单元,其存储所述蓄电单元的属性信息; 算术单元,其使用不同的方法来基于所述测量值和所述属性信息来计算所述蓄电单元的第一和第二充电状态; 冲突检测单元,其在所述第一充电状态和所述第二充电状态之间的差等于或大于预定阈值的情况下检测冲突; 以及校正单元,其响应于已经被冲突检测单元检测到的冲突来校正在蓄电单元的充电或放电期间的属性信息。