1·A novel three-phase VSG is built by three-phase autotransformer and IGBT based bidirectional switch, can easily control the types of voltage sags, sag duration, sag depth and sag phase.
基于三相自耦变压器和由可控器件IGBT构成的双向开关实现的新型三相vsg,可以方便地控制跌落类型、跌落持续时间、跌落深度和跌落相位。