并联混合型有源电力滤波器的研究

采用基于瞬时无功功率理论的i_p-i_q谐波电流检测法,建立了并联混合型有源电力滤波器的仿真模型,并通过Matlab软件对负载发生突变的情况进行了仿真研究.仿真结果表明,依据瞬时无功功率理论的混合型有源电力滤波器具有较好的动态跟踪性能,可有效检测出谐波并补偿谐波,完成对谐波的抑制.;Shunt hybrid active power filter(APF) compounds the characteristics of active technology and passive technology. The harmonic current detection method of i_p-i_q based on instantaneous reactive power theory is studied, and the simulation models of shunt hybrid active power filter are established. The simulation results by matlab show that shunt hybrid active power filter based on instantaneous reactive power theory has good dynamic tracking performance, and can detect the harmonic components effectively and compensate the harmonic components, which complete the role of harmonic suppression