谐波分量的出现使损耗电流信号的分形维数增加。
The fractal dimension of loss current waveform increases because of the growth of harmonics.
研究结果：XLPE电缆的水树的劣化使得损耗电流中谐波分量增加。
Research results:Degradation of XLPE cable by water trees gives rise to harmonics in the loss current.
首先介绍了由“直流分量法”、“交流叠加法”和“损耗电流测量法”三者结合起来的综合判断方法，然后重点论述了交流叠加法的具体实现方案。
In this paper, a comprehensive method combined by DC component method, AC superposition method and loss current measurement method are described at first.
同时在考虑消弧线圈自身损耗电导和线路对地电导的基础上，推导了电网对地电容电流和消弧线圈调谐参数的实时计算方法。
Based on arc suppression coil self-loss conductance and line-to-ground conductance, the power grid-to-ground capacitive current and arc suppression coil tuning parameters is calculated.
同时在考虑消弧线圈自身损耗电导和线路对地电导的基础上，推导了电网对地电容电流和消弧线圈调谐参数的实时计算方法。
Based on arc suppression coil self-loss conductance and line-to-ground conductance, the power grid-to-ground capacitive current and arc suppression coil tuning parameters is calculated.
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