三相四开关并联型APF的SVPWM调制算法研究  

Research of the SVPWM modulation algorithm about four-switch three-phase of APF

作　　者：余亚冰[1] 于波[1] 王进花[1] 

机构地区：[1]兰州理工大学电气工程与信息工程学院,甘肃兰州730050

出　　处：《自动化与仪器仪表》2012年第1期22-25,29,共5页Automation & Instrumentation

摘　　要：对三相四开关并联型APF基于空间矢量脉宽调制(SVPWM)技术的指令电流调制算法进行了研究。首先分析了SVPWM调制算法的一般原理,然后在三相六开关SVPWM调制算法的基础上,提出了一种适用于三相四开关并联型APF的SVPWM调制算法,分析了三相四开关并联型APF的SVPWM调制算法与三相六开关之间的区别,利用MATLAB对其进行建模和仿真,验证了该SVPWM调制算法的可行性与有效性。This paper have detailed research on the based on SVPWM technology instruction current modulation algorithm.Firstly,analysis the general principles of the SVPWM modulation algorithm,and then on the basis of six-switch three-phase SVPWM modulation algorithm,a SVPWM modulation algorithm suitable for he four-switch three-phase parallel APF is proposed,analysis the difference between four-switch three-phase parallel APF and six-switch three-phase about the SVPWM modulation algorithm,through the simulation of MATLAB,The simulation results show that the SVPWM modulation algorithm is feasibility and effective.

关 键 词：谐波 有源电力滤波器 三相四开关 空间矢量脉宽调制 

分 类 号：TM711[电气工程—电力系统及自动化]