一种多并联LCL滤波逆变器的稳定性和谐波谐振分析方法-An analysis method for harmonic resonance and stability of multi-paralleled LCL-filtered inverters

对一种由Boost和带LCL滤波器的逆变电路组成的两级式单相光伏并网逆变器进行了研究。-A two-stage single-phase photovoltaic grid-connected inverter has been studied,which consists of a boost DC/DC converter and a DC/AC inverter with LCL filter