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    • 1. 发明申请
    • INSULATION RESISTANCE MEASUREMENT CIRCUIT HAVING SELF-TEST FUNCTION WITHOUT GENERATING LEAKAGE CURRENT
    • 具有自检功能而不产生泄漏电流的绝缘电阻测量电路
    • WO2012036498A3
    • 2012-05-10
    • PCT/KR2011006840
    • 2011-09-16
    • SK INNOVATION CO LTDYANG JEONG HWAN
    • YANG JEONG HWAN
    • G01R27/08G01R31/02
    • G01R27/14B60L3/0069G01R27/025G01R31/025G01R35/00
    • Provided is an insulation resistance measurement circuit including: a source resistance unit including a first source resistance unit connected to a positive terminal of an insulation resistance measurement battery and a second source resistance unit connected to a negative terminal of the insulation resistance measurement battery and the first source resistance unit; a voltage sensing unit including a first operational amplifier sensing the voltage of the first source resistance unit, as a first voltage, and the voltage of the second source resistance unit, as a second voltage; a leakage current interrupting unit including a first switch connected to the positive terminal of the insulation resistance measurement battery and the first source resistance unit and a second switch connected to the negative terminal of the insulation resistance measurement battery and the second source resistance unit; a measurement circuit testing unit including a third switch connected to the first operational amplifier and a first voltage source and a fourth switch connected to the second operational amplifier and a second voltage source; and an insulation resistance measurement unit measuring insulation resistance of the insulation resistance measurement battery through the first and second voltages.
    • 提供了一种绝缘电阻测量电路,包括:源电阻单元,包括连接到绝缘电阻测量电池的正极端子的第一源电阻单元和连接到绝缘电阻测量电池的负极端子的第二源电阻单元, 源阻力单位; 电压感测单元,包括感测所述第一源极电阻单元的电压的第一运算放大器作为第一电压,以及所述第二源极电阻单元的电压作为第二电压; 漏电流中断单元,包括连接到绝缘电阻测量电池的正端子和第一源电阻单元的第一开关以及连接到绝缘电阻测量电池和第二源电阻单元的负端子的第二开关; 测量电路测试单元,包括连接到第一运算放大器的第三开关和连接到第二运算放大器和第二电压源的第一电压源和第四开关; 以及绝缘电阻测量单元,通过第一和第二电压测量绝缘电阻测量电池的绝缘电阻。
    • 3. 发明申请
    • INSULATION RESISTANCE MEASUREMENT CIRCUIT HAVING SELF-TEST FUNCTION WITHOUT GENERATING LEAKAGE CURRENT
    • 具有不产生泄漏电流的自检功能的绝缘电阻测量电路
    • WO2012036498A2
    • 2012-03-22
    • PCT/KR2011/006840
    • 2011-09-16
    • SK INNOVATION CO.,LTD.YANG, Jeong Hwan
    • YANG, Jeong Hwan
    • G01R27/08G01R31/02
    • G01R27/14B60L3/0069G01R27/025G01R31/025G01R35/00
    • Provided is an insulation resistance measurement circuit including: a source resistance unit including a first source resistance unit connected to a positive terminal of an insulation resistance measurement battery and a second source resistance unit connected to a negative terminal of the insulation resistance measurement battery and the first source resistance unit; a voltage sensing unit including a first operational amplifier sensing the voltage of the first source resistance unit, as a first voltage, and the voltage of the second source resistance unit, as a second voltage; a leakage current interrupting unit including a first switch connected to the positive terminal of the insulation resistance measurement battery and the first source resistance unit and a second switch connected to the negative terminal of the insulation resistance measurement battery and the second source resistance unit; a measurement circuit testing unit including a third switch connected to the first operational amplifier and a first voltage source and a fourth switch connected to the second operational amplifier and a second voltage source; and an insulation resistance measurement unit measuring insulation resistance of the insulation resistance measurement battery through the first and second voltages.
    • 提供一种绝缘电阻测量电路,包括:源极电阻单元,包括连接到绝缘电阻测量电池的正极端子的第一源极电阻单元和连接到绝缘电阻测量电池的负极端子的第二源极电阻单元, 源电阻单元; 电压检测单元,其包括将第一源极电阻单元的电压作为第一电压和第二源极电阻单元的电压作为第二电压感测的第一运算放大器; 泄漏电流中断单元,包括连接到绝缘电阻测量电池的正极端子的第一开关和第一源极电阻单元以及连接到绝缘电阻测量电池和第二源极电阻单元的负极端子的第二开关; 测量电路测试单元,包括连接到第一运算放大器的第三开关和连接到第二运算放大器的第一电压源和第四开关和第二电压源; 绝缘电阻测量单元,通过第一和第二电压来测量绝缘电阻测量电池的绝缘电阻。
    • 8. 发明申请
    • CIRCUIT FOR MEASURING DIELECTRIC BREAKDOWN
    • 测量电介质击穿的电路
    • WO2010044609A3
    • 2010-07-29
    • PCT/KR2009005918
    • 2009-10-14
    • SK ENERGY CO LTDYANG JEONG HWANPARK SANG HYUNLIM JAE HWAN
    • YANG JEONG HWANPARK SANG HYUNLIM JAE HWAN
    • G01R31/12
    • G01R31/1263G01R31/3627
    • The circuit of the present invention for measuring dielectric breakdown comprises an RC circuit part that includes a first sub-RC circuit comprising a first capacitor, a 1-1 resistor, a 1-2 resistor and a reference resistor and a second sub-RC circuit comprising a second capacitor and a second resistor and connecting with a battery for insulation resistance measurement; a 1-1 differential amplifier that connects with said first sub-RC circuit to amplify and output the voltage applied to said 1-2 resistor and a first differential amplification part that connects with said sub-RC circuit to amplify and output a voltage applied to said second resistor; and a second differential amplifier that connects with both said 1-1 differential amplifier and said 1-2 differential amplifier to amplify and output the difference between the output voltage of said 1-1 differential amplifier and the output voltage of said 1-2 differential amplifier.
    • 用于测量介电击穿的本发明的电路包括RC电路部分,其包括第一子RC电路和第二子RC电路,第一子RC电路包括第一电容器,1-1电阻器,1-2电阻器和参考电阻器, 包括第二电容器和第二电阻器并与电池连接以进行绝缘电阻测量; 1-1差分放大器,其与所述第一子RC电路连接以放大并输出施加到所述1-2电阻器的电压;以及第一差分放大部分,其与所述子RC电路连接以放大并输出施加到 所述第二电阻器; 以及第二差分放大器,其与所述1-1差分放大器和所述1-2差分放大器两者连接,以放大并输出所述1-1差分放大器的输出电压与所述1-2差分放大器的输出电压之间的差值 。