一种电压型并网逆变器的拓扑和控制策略

Topology and control strategy of a kind of voltage source grid-connected inverter

提出并网逆变器主电路拓扑结构.给出了并网逆变器的控制策略,分析了电压空间矢量控制原理及实现方法.在MATLAB环境下对SVPWM控制的逆变器系统进行了仿真,仿真结果验证了方案的可行性.

This paper presents main circuit of three-phase grid-connected inverter.The focus is on the control method of the inverter.Especially,voltage space vector pulse width modulation is analyzed and implemented.which is based on Simulink in Matlab.The results of simulation indicate that the proposed method is feasible.