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本文论述采用同步采样平均法,抑制含有谐波分量的工频串模干扰的理论依据,并讨论其同步方案、采样次数的确定方法以及抑制系数的计算。
This paper discusses the theoretical basis of using synchronous sampling and averaging method to suppress the interference of power frequency serial mode with harmonic components, and discusses the synchronization scheme, the method of determining the number of samples and the calculation of the suppression coefficient.