适用于中低压MMC的改进NLC调制与电容电压控制策略

张伟, 韩俊飞, 钟鸣, 王宇强

An Improved NLC and Capacitor Voltage Control Method for Medium-/Low-Voltage MMCs

ZHANG Wei, HAN Junfei, ZHONG Ming, WANG Yuqiang

图8 直流母线电压波动时传统NLC电容电压

Fig.8 Capacitor voltage of traditional NLC when DC bus voltage fluctuates