热水锅炉供暖系统温度的模糊自整定控制  

Heating System Temperature Control of Hot Water Boiler with Fuzzy Self-tuning Control

作　　者：李战明[1] 于宗宝[1] 

机构地区：[1]兰州理工大学电气工程与信息工程学院,甘肃兰州730050

出　　处：《电气自动化》2011年第4期16-18,21,共4页Electrical Automation

摘　　要：目的:针对热水锅炉供暖系统中,温度的测量与反馈存在严重的滞后问题和锅炉控制系统的大惯性、非线性等特点,提出了一种控制算法,使得系统性能得到改善。方法:采用模糊自整定PID控制算法和PID控制算法对锅炉在MATLAB下的仿真模型进行控制,并对它们的控制结果进行比较。结果:系统采用模糊自整定控制算法后,系统动态性能得到改善,超调量减小,抗干扰能力增强。结论:模糊自整定PID算法能提高热水锅炉供暖系统的供热效率,具有很高的应用价值。Objective Aiming at serious time-lag issues occurs in temperature measurement and feedback,and large inertia and nonlinear characteristics of hot water boiler control system,a control algorithm is proposed to improve the system performance.Methods The simulation model of the boiler under MATLAB is controlled with Fuzzy self-tuning PID control algorithm and PID control algorithm and their control results are compared.Results The system dynamic performance is improved after the system using fuzzy self-tuning control algorithm,namely,the overshoot decreases and anti-jamming capability enhances.Conclusion Fuzzy self-tuning PID algorithm which can improve heating efficiency of the heating hot water boiler heating system is of higher application value.

关 键 词：热水锅炉 供暖系统 模糊自整定PID MATLAB 

分 类 号：TP273.4[自动化与计算机技术—检测技术与自动化装置]