Simulation Research on Direct Power Control for Three-Phase PWM Rectifier[J]. 2011, 28(6): 67-69.DOI:
三相PWM整流器直接功率控制的仿真研究
摘要
基于三相电压型PWM整流器的原理与结构组成
采用电压定向的不定频直接功率控制 (VO-DPC)
通过对其控制结构的分析
建立其MATLAB/SIMULINK仿真模型.根据仿真结果可以看出
直接功率控制的控制算法简单
而且可以提高整流器的功率因数
有效降低谐波含量.
Abstract
According to working principle and structure of three-phase PWM rectifier
the mathematical model of three-phase PWM rectifier is established in three-phase static coordinate.The unfixed switch frequency direct power control strategy of voltage orientation is proposed.After analyzing control structure
the simulation model is established using MATLAB/SIMULINK.The results of simulation show the proposed control algorithm is simple
improves rectifier power factor and reduces the harmonic content.