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    • 65. 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。
    • 66. 发明申请
    • BATTERY MONITORING DEVICE AND BATTERIES
    • 电池监控装置和电池
    • US20080030198A1
    • 2008-02-07
    • US11832749
    • 2007-08-02
    • Takahiro KAWATAAkihiko EmoriYouhei KawaharaHiroshi Arita
    • Takahiro KAWATAAkihiko EmoriYouhei KawaharaHiroshi Arita
    • G01N27/416H02J7/00
    • G01R31/3842G01R31/006G01R31/3648G01R31/374H01M10/48
    • A communication means (105) of a battery monitoring device (101) receives setting information (measuring parameters) about the type or structure of a storage battery (102) to be monitored from a host system (106). A setting means (107) acquires the measuring parameters and performs setting for a measuring means (103) and a digital signal conversion means (104). In other words, the setting means (107) sets, in accordance with the type or structure of the storage battery (102), the measuring parameters (namely, the measuring time interval, the measuring channel number, the measurement range and the like) for the measuring means (103) and the digital signal conversion means (104). Thus, even when the type and construction of the storage battery (102) changes, state of charge and the like of the storage battery (102) can be accurately measured and monitored by the battery monitoring device (101).
    • 电池监视装置(101)的通信装置(105)从主机系统(106)接收关于待监视的蓄电池(102)的类型或结构的设置信息(测量参数)。 设置装置(107)获取测量参数并执行测量装置(103)和数字信号转换装置(104)的设置。 换句话说,设定装置(107)根据蓄电池(102)的种类或结构设定测量参数(即测量时间间隔,测量通道号,测量范围等) 用于测量装置(103)和数字信号转换装置(104)。 因此,即使当蓄电池(102)的类型和结构发生变化时,蓄电池(102)的充电状态等可以被电池监视装置(101)精确地测量和监视。
    • 67. 发明申请
    • Battery management system
    • 电池管理系统
    • US20070145954A1
    • 2007-06-28
    • US11638528
    • 2006-12-14
    • Youhei KawaharaAkihiko EmoriShuko YamauchiHirotaka TakahashiMasami ShidaYoshinori Aoshima
    • Youhei KawaharaAkihiko EmoriShuko YamauchiHirotaka TakahashiMasami ShidaYoshinori Aoshima
    • H02J7/04
    • H02J7/0021B60L11/1864B60L11/1872B60L2240/545H02J7/0026H02J7/0091Y02T10/7011Y02T10/7016Y02T10/7055Y02T10/7061
    • A battery management system which can output a battery state enabling optimum charge and discharge control to be performed even when a temperature variation occurs among individual single cells. A plurality of temperature sensors measure temperature values of a battery. A measurement unit measures a voltage and a current of the battery. A maximum/minimum temperature selection unit in a calculation unit determines a maximum temperature and a minimum temperature from the temperature values measured by the temperature sensors. An available power calculation unit calculates respective values of maximum available charge and discharge powers or maximum available charge and discharge currents of the battery corresponding to the maximum temperature and the minimum temperature based on the voltage and the current of the battery. A selection unit selects and outputs smaller maximum available charge and discharge powers or smaller maximum available charge and discharge currents from the respective values of the maximum available charge and discharge powers or the maximum available charge and discharge currents of the battery corresponding to the maximum temperature and the minimum temperature, which are calculated by the calculation unit.
    • 即使在各个单电池之间发生温度变化,也能够输出能够进行最佳充放电控制的电池状态的电池管理系统。 多个温度传感器测量电池的温度值。 测量单元测量电池的电压和电流。 计算单元中的最大/最小温度选择单元根据由温度传感器测量的温度值确定最大温度和最低温度。 可用功率计算单元基于电池的电压和电流来计算对应于最大温度和最低温度的电池的最大可用充电和放电功率或最大可用充电和放电电流的值。 选择单元从相应于最大温度的电池的最大可用充电和放电功率或最大可用充电和放电电流的相应值中选择并输出较小的最大可用充电和放电功率或更小的最大可用充电和放电电流,以及 最小温度,由计算单位计算。