基于生物质锅炉的模糊自适应PID控制系统仿真研究

Simulation Research on Fuzzy Self-adaptive PID Control System of Biomass Boiler

在MATLAB/SIMULINK平台上,通过实验的方法建立了模糊自适应PID系统的仿真模型,给出了模糊自适应PID仿真的具体实现方法,并进行生物质锅炉控制子系统仿真应用研究,通过常规PID控制算法与模糊自适应PID控制算法对干扰信号的反应过程仿真结果对比,表明了模糊PID控制策略使系统具有强抗干扰性、灵活性和适应性强的优点,又具有控制精度高的优势。

According to the structure model of fuzzy self-adaptive PID controller,the simulation model of the fuzzy self-adaptive PID system is built on MATLAB/SIMULINK,the implementation method of the simulation of the fuzzy self-adaptive PID is presented and the application research on the subsystem of biomass boiler is given.The comparison of the reaction on the interference signal between the normal PID control algorithm and the fuzzy self-adaptive PID control algorithm shows that,the system based on fuzzy self-adaptive PID has not only strong anti interference performance,flexibility and strong adaptability,but also the predominance of the higher control precision.