基于遗传算法的模糊自抗扰PID双环直流调速系统

Fuzzy Active-Disturbance-Rejection PID Dual-loop DC Speed Control System

本文将遗传算法与模糊控制相结合,针对工程上通常采用直流调速系统,详细分析双闭环调速系统的模糊自整定PID控制,设计了模糊控制器并对直流双闭环调速系统进行建模,分别对系统的电流环、转速环的动态性能、抗干扰性能进行仿真分析,最后,与传统PID控制进行比较,可见模糊自整定控制可以大大提高控制效果、增强抗扰性能、加快系统响应速度快,具有良好的动态性能。

This paper combined the genetic algorithms and fuzzy control, made a detailed analysis of fuzzy self-tuning PID control of double-loop speed control system based on the DC speed control system commonly used for engineering, designed the fuzzy controller, conducted DC double-loop speed control system modeling, made the simulation analysis of the current loop of system, the dynamic performance of the speed loop and the anti-jamming performance respectively, and finally compared it with the traditional PID control, which showed that fuzzy self-tuning control could greatly improve the control performance, enhance the anti-interference performance and speed up the system response and had good dynamic performance.