本文介绍如何利用前馈控制来提升反馈控制效果。传统的反馈控制好比倒退驾驶碰碰车。由于看不见前方的路,驾驶员只能向后回望来控制方向。往往当车子已经偏离路线之后,才对方向作出调整。前馈控制则更像前向驾驶,驾驶员能在下一个弯道来临之前对行驶方向作出调整。驾驶 This article describes how to use feed-forward control to improve feedback control. The traditional feedback control is like driving a bumper car backwards. As the road ahead can not be seen, the driver can only look back to control the direction. Often when the car has deviated from the route before making adjustments to the direction. Feed forward control is more like forward driving, and the driver can adjust the direction of travel before the next corner. drive