A new topology of dynamic voltage restorer(DVR) is proposed to solve the continuous voltage sags, which can not be realized with the traditional DVR.

• 针对传统DVR不能补偿持续电压跌落的问题,提出了一种新的动态电压恢复器(DynamicVoltageRe storer简称DVR)结构,采用易于控制的整流电路,将能量从电源提供给DVR,从而实现电压跌落的持续补偿。