为评估电力电子装置对电网产生的危害和影响，为相应补偿装置的具体设计提供数值依据。以阻感负载的三相

桥式全控整流电路为例，理论分析并计算了其交流侧电流的谐波和功率因数；基于 Matlab/Simulink 建立的电力电子变流电

路模型，对三相桥式全控整流电路交流侧功率因数及其产生的谐波进行仿真分析。仿真使复杂的计算变得非常简便、直观，

且仿真结果与理论计算结果相差无几，从而证明了仿真研究的有效性和精确性。-To assess the risks and effects of power electronic devices on the grid, and provide the basis for the specific design of the corresponding value of the compensation device. A sense of three-phase resistive load

Bridge controlled rectifier circuit, for example, the theoretical analysis and calculate its AC side current harmonics and power factor　electric power electronic converters built on Matlab/Simulink

Road model, the harmonic three-phase bridge rectifier circuit full-controlled AC power factor and the resulting simulation analysis. Simulation make complex calculations very easy and intuitive,

And the simulation results and theoretical results is almost the same, which proves the validity and accuracy of the simulation study.