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    • 2. 发明申请
    • APPARATUS AND METHOD FOR SENSING LEAKAGE CURRENT OF BATTERY
    • 用于感测电池漏电流的装置和方法
    • US20100237872A1
    • 2010-09-23
    • US12792253
    • 2010-06-02
    • Ju-Hyun KANGJee-Ho KimSang-Hoon LeeDong-Keun Kwon
    • Ju-Hyun KANGJee-Ho KimSang-Hoon LeeDong-Keun Kwon
    • G01N27/416
    • G01R27/18B60L3/0069G01R31/025G01R31/362H01M10/052H01M10/42H01M10/48H01M10/482Y02E60/122
    • An apparatus for sensing a leakage current of a battery comprises a floating capacitor charged with voltage detected from a cathode or anode terminal of a battery, a cathode terminal selection switching unit for selecting a voltage detection path for the cathode terminal and charging the floating capacitor with a detection voltage of the cathode terminal, an anode terminal selection switching unit for selecting a voltage detection path for the anode terminal and charging the floating capacitor with a detection voltage of the anode terminal, a DC voltage applying unit for applying DC voltage through the voltage detection path for the anode terminal, a voltage measuring unit for measuring the charged detection voltage of the cathode or anode terminal, and a leakage current determining unit for determining the occurrence of leakage current based on the measured detection voltages of the cathode and anode terminals.
    • 一种用于感测电池漏电流的装置,包括充电电池从电池阴极或阳极端检测的电压的浮动电容器,阴极端子选择开关单元,用于选择阴极端子的电压检测路径,并将浮动电容器充电至 阴极端子的检测电压;阳极端子选择开关单元,用于选择阳极端子的电压检测路径,并利用阳极端子的检测电压对浮动电容器充电;直流电压施加单元,用于通过电压施加直流电压 用于阳极端子的检测路径,用于测量阴极或阳极端子的充电检测电压的电压测量单元,以及用于基于所测量的阴极和阳极端子的检测电压来确定泄漏电流的发生的漏电流确定单元。
    • 6. 发明申请
    • APPARATUS AND METHOD FOR SENSING BATTERY CELL VOLTAGE USING ISOLATION CAPACITOR
    • 使用隔离电容器感测电池电压的装置和方法
    • US20120200252A1
    • 2012-08-09
    • US13372111
    • 2012-02-13
    • Ju-Hyun KANGAkimov VOLODYMYR
    • Ju-Hyun KANGAkimov VOLODYMYR
    • H02J7/00
    • G01R15/16G01R31/3658
    • An apparatus for measuring a battery cell voltage includes a battery having a cell group; a first switching unit for selectively connecting both terminals of each battery cell of the cell group to conductive lines; a first voltage charging unit connected between the conductive lines to primarily charge a cell voltage; a second voltage charging unit for relaying the charged voltage in the first voltage charging unit for secondary charging; a cell voltage sensing unit for sensing the voltage charged in the second voltage charging unit; and a second switching unit for interconnecting the voltage charging units in the charged voltage relaying mode and isolating the voltage charging units in the charged voltage sensing mode. This apparatus realizes isolation between a high voltage battery and a voltage sensing unit, thereby allowing voltage sensing of each battery cell included in a high voltage battery using a part with low withstanding voltage.
    • 用于测量电池单体电压的装置包括具有电池组的电池; 第一开关单元,用于选择性地将电池组的每个电池单元的端子连接到导电线; 连接在导线之间的第一电压充电单元,以主要对电池电压充电; 第二电压充电单元,用于中继用于二次充电的第一电压充电单元中的充电电压; 电池电压感测单元,用于感测在第二电压充电单元中充电的电压; 以及第二开关单元,用于以充电电压中继模式互连电压充电单元,并且在充电电压感测模式下隔离电压充电单元。 该装置实现高电压电池与电压检测单元之间的隔离,从而允许使用具有低耐压的部件对包括在高电压电池中的每个电池单元进行电压感测。