The notable characteristics of this sort of modified converter ore the improved power factor,decreased current hamonic wave and improved output resolution.

• 常规的三相桥式可控硅整流电路在调速领域内已获得了广泛的应用,但是这种变流器的应用自身存在着功率因素低、电流谐波大等缺点,至今无法解决。