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    • 3. 发明授权
    • Cell controller having a unit cell voltage detecting section
    • 单元控制器具有单位电池电压检测部分
    • US08487590B2
    • 2013-07-16
    • US12054890
    • 2008-03-25
    • Akihiko KudoMasaki NagaokaKenichiro TsuruMutsumi KikuchiTatsumi YamauchiAkihiko Emori
    • Akihiko KudoMasaki NagaokaKenichiro TsuruMutsumi KikuchiTatsumi YamauchiAkihiko Emori
    • H02J7/06H02J7/00
    • H02J7/0016B60L11/1861B60L11/1866G01R31/025G01R31/3658H01M10/482Y02T10/7005Y02T10/7044Y02T10/7055Y02T10/7061
    • A cell controller capable of ensuring high safety even when a short occurs among voltage detecting lines without causing increased costs is provided. The cell controller 10 includes a unit cell voltage detecting section 7 to detect a voltage of each unit cell 1 constituting a battery group through each voltage detecting line and a SOC adjusting circuit for adjusting a SOC of each unit cell 1 having resistors 2 for SOC adjustment, switching elements 6, and a bypass control section 8 to exercise on/off control on the switching elements 6. Each resistor 2 is connected in series to each voltage detecting line and the unit cell voltage detecting section 7 to detect a voltage of each unit cell 1 through each of the resistors 2. The bypass control section 8 lets the switching elements 6 corresponding to the unit cells 1 to be SOC-adjusted enter an ON state at a time of adjusting a SOC, and control is exercised so that each resistor 2 for SOC adjustment is connected in series to each voltage detecting line led from each positive and negative electrode of each unit cell 1 to be adjusted and each of the serially connected resistors 2 is connected in parallel to each unit cell 1 to be adjusted.
    • 提供即使在电压检测线之间发生短路而不造成成本增加的情况下也能够确保高安全性的电池控制器。 单元控制器10包括单元电压检测单元7,用于通过各电压检测线检测构成电池组的各单位电池1的电压,以及SOC调整电路,用于调整具有电阻器2的SOC单元的SOC,SOC调整电路 ,开关元件6和旁路控制部8,对开关元件6进行开/关控制。各电阻器2与各电压检测线和单电池电压检测部7串联连接,以检测各单元的电压 旁路控制部8使在调整SOC时将与单位电池1对应的SOC调整开关元件6进入接通状态,并且进行控制,使得每个电阻器 用于SOC调整的2个串联连接到要调节的每个单元1的每个正极和负极的每个电压检测线,并且每个串联的电阻器2是连接 与要调整的每个单元电池1并联。
    • 4. 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。
    • 6. 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。
    • 8. 发明授权
    • Cell controller, battery module and power supply system
    • 电池控制器,电池模块和电源系统
    • US08264204B2
    • 2012-09-11
    • US11971564
    • 2008-01-09
    • Masaki NagaokaAkihiko KudoMutsumi KikuchiKenichiro TsuruTatsumi YamauchiAkihiko Emori
    • Masaki NagaokaAkihiko KudoMutsumi KikuchiKenichiro TsuruTatsumi YamauchiAkihiko Emori
    • H02J7/00
    • H02J7/0016B60L11/1855B60L11/1866B60L11/1879Y02T10/7005Y02T10/7011Y02T10/7061
    • A cell controller with excellent reliability in which noise and soon are suppressed is provided. The cell controller includes, corresponding to the number of cell packs, a plurality of ICs each having a voltage detecting circuit detecting voltages of respective cells of a cell pack in which four cells are connected in series, a switch control circuit controlling conduction and a blocking operation of a plurality of switch elements connected in parallel to the respective cells via capacity adjusting resistors, a LIN1 terminal for inputting control information, a LIN2 terminal for outputting control information, a Vcc terminal and a GND terminal, and a LIN2 terminal of a higher-order IC and a LIN1 terminal of a lower-order IC are connected in a daisy chain. The Vcc terminal of each IC is connected to a positive electrode of a higher-order cell among cells constituting a corresponding cell pack via an inductor L for eliminating noise, and the GND terminal is coupled directly to the Vcc terminal of the lower-order IC. Noise is not superposed on the LIN1, LIN2 terminals.
    • 提供具有良好可靠性的电池控制器,其中噪声很快被抑制。 电池控制器包括对应于电池组数量的多个IC,每个IC具有电压检测电路,该电压检测电路检测其中四个电池串联连接的电池组的各个电池单元的电压,开关控制电路控制导通和阻塞 多个开关元件的操作通过容量调节电阻并联连接到各个单电池,用于输入控制信息的LIN1端子,用于输出控制信息的LIN2端子,Vcc端子和GND端子以及较高的LIN2端子 低阶IC和LIN1端子以菊花链连接。 每个IC的Vcc端子经由用于消除噪声的电感器L连接到构成相应电池组的单电池中的高电压单元的正电极,并且GND端子直接耦合到低位IC的Vcc端子 。 LIN1,LIN2端子不会叠加噪声。
    • 10. 发明申请
    • CELL CONTROLLER, BATTERY MODULE AND POWER SUPPLY SYSTEM
    • 电池控制器,电池模块和电源系统
    • US20080284375A1
    • 2008-11-20
    • US11971564
    • 2008-01-09
    • Masaki NagaokaAkihiko KudoMutsumi KikuchiKenichiro TsuruTatsumi YamauchiAkihiko Emori
    • Masaki NagaokaAkihiko KudoMutsumi KikuchiKenichiro TsuruTatsumi YamauchiAkihiko Emori
    • H02J7/00
    • H02J7/0016B60L11/1855B60L11/1866B60L11/1879Y02T10/7005Y02T10/7011Y02T10/7061
    • A cell controller with excellent reliability in which noise and soon are suppressed is provided. The cell controller includes, corresponding to the number of cell packs, a plurality of ICs each having a voltage detecting circuit detecting voltages of respective cells of a cell pack in which four cells are connected in series, a switch control circuit controlling conduction and a blocking operation of a plurality of switch elements connected in parallel to the respective cells via capacity adjusting resistors, a LIN1 terminal for inputting control information, a LIN2 terminal for outputting control information, a Vcc terminal and a GND terminal, and a LIN2 terminal of a higher-order IC and a LIN1 terminal of a lower-order IC are connected in a daisy chain. The Vcc terminal of each IC is connected to a positive electrode of a higher-order cell among cells constituting a corresponding cell pack via an inductor L for eliminating noise, and the GND terminal is coupled directly to the Vcc terminal of the lower-order IC. Noise is not superposed on the LIN1, LIN2 terminals.
    • 提供具有良好可靠性的电池控制器,其中噪声很快被抑制。 电池控制器包括对应于电池组数量的多个IC,每个IC具有电压检测电路,该电压检测电路检测其中四个电池串联连接的电池组的各个电池单元的电压,开关控制电路控制导通和阻塞 多个开关元件的操作通过容量调节电阻并联连接到各个单电池,用于输入控制信息的LIN1端子,用于输出控制信息的LIN2端子,Vcc端子和GND端子以及较高的LIN2端子 低阶IC和LIN1端子以菊花链连接。 每个IC的Vcc端子经由用于消除噪声的电感器L连接到构成相应电池组的单电池中的高电压单元的正电极,并且GND端子直接耦合到低位IC的Vcc端子 。 LIN1,LIN2端子不会叠加噪声。