通过分析电网电压跌落时无刷双馈式感应发电机的动态模型以及磁通量、反电动势和电流的变化;提出采用crowbar电路和串联动态电阻的......

The installation of wind energy has increased rapidly around the world. The grid codes about the wind energy require win......

With continuously increasing of photovoltaic (PV) plant’s penetration, it has become a critical issue to improve the fa......