By this algorithm, the ac harmonic components of short-circuit current can be filtered, and the accurate DC current rate of change can be obtained.
该算法可以滤去短路电流中的交流谐波分量，得到直流电流变化率的准确结果。
By this algorithm, the ac harmonic components of short-circuit current can be filtered, and the accurate DC current rate of change can be obtained.
该算法可以滤去短路电流中的交流谐波分量，得到直流电流变化率的准确结果。
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