交流调速系统中的灰色滑模变结构速度控制器设计

Design of Grey Sliding Mode Variable Structure Controller in AC Speed-adjustable System

文章将灰色预测理论引入到滑模变结构控制中 ,设计了一种新型的灰色滑模变结构控制器。该控制器应用灰色预测方法对滑模控制器的控制策略进行预测输出 ,能有效地解决由于系统惯性引起的切换滞后带来的抖动问题。将灰色滑模控制器应用到交流调速系统中 ,经过仿真研究表明 ,系统能获得优良的动态和静态性能。

In this paper,the grey predicting theory is introduced in sliding mode variable structure control and a novel grey sliding mode variable structure controller is designed.This controller can solve the vibration problem that is caused by switching delay.The controller is used in AC speed adjustable system.Simulation results show that the AC speed adjustable system can have high dynamic and static performance.