本文提出了一种适用于逆变器上的功率滤波器,并用谐波计算法,从电流畸变、功率因数的观点分析了该滤波器参数设计准则。文中还涉及由于滤波器形式不同所引起的性能变化,并给予比较研究。 In this paper, a power filter suitable for inverters is proposed, and the design rules of the parameters of the filter are analyzed from the viewpoint of current distortion and power factor by using harmonic calculation method. The paper also deals with the performance changes caused by the different filter forms and gives a comparative study.