To resolve this, this paper presents a new control scheme, which combines the circulating current and non-circulating current scheme, six-pulse and twelve-pulse mode.
若使用传统的控制方法,并联十二脉波四象限运行系统将存在着环流通道多,电抗器多等问题。
12 pulse inverter used for 3 phase auxiliary power supply of EMUs of Guangzhou metro;