一类模糊自适应PID迭代学习控制系统的研究

Research on a Class of Fuzzy Adaptive PID ILC System

为了提高被控系统的控制精度和收敛速度,提出一种模糊自适应PID迭代学习控制算法,算法充分利用了PID迭代学习律可靠性高、鲁棒性强等优点,运用模糊整定单元对经验PID学习律的参数进行实时校正。针对一类LTI系统,设计了具有针对性的模糊自适应PID学习律,并对本文提出的算法进行了仿真分析。

In order to improve control accuracy and convergence speed of the system,a new fuzzy adaptive PID iterative learning control algorithm is introduced,it make full use of high reliability,good robustness and other advantages of experimental PID iterative learning algorithm,utilizing the fuzzy control setter to carry out real-time correction for parameters of PID iterative learning algorithm,designed with the specific fuzzy adaptive PID learning algorithm for a class of LTI systems,also the method is proved through simulation.