Measuring earthed impedance is a all-important question in the electric equipment and system.

接地阻抗的测量是电气设备与系统中一个非常重要的问题。

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A novel measuring method of electric network impedance based on the energy function of port signals is described, and its application in electric power equipment is discussed.

用电能计量仪表同时测量电力设备接口处电压信号和电流信号的能量，可以计算出设备的等值阻抗。

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Measuring earthed impedance is a all-important question in the electric equipment and system. The paper introduces a method using the computer as assistant equipment to measure earthed impedance.

接地阻抗的测量是电气设备与系统中一个非常重要的问题。

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