YE Zhi, LIU Wei, YANG Xin-min. STUDY ON APPLICATION OF DMC-PID CASCADE CONTROL FOR SUPERHEATED STEAM TEMPERATURE IN THERMAL POWER PLANTS[J]. Thermal power generation, 2005, (3): 58-60.
YE Zhi, LIU Wei, YANG Xin-min. STUDY ON APPLICATION OF DMC-PID CASCADE CONTROL FOR SUPERHEATED STEAM TEMPERATURE IN THERMAL POWER PLANTS[J]. Thermal power generation, 2005, (3): 58-60. DOI: 10.19666/j.rlfd.2005.03.020.
DMC-PID串级控制在火电厂过热汽温控制中的应用研究
摘要
根据火电厂过热汽温的动态特性
将先进的预测控制算法和PID控制算法相结合
构成DMCPID串级控制系统。利用DMC预测控制算法的鲁棒性强及 PID控制算法抗干扰性能好的优点
在 Mat lab平台上进行了仿真
结果表明该控制策略具有明显优于常规PID串级控制的性能。
Abstract
Based on dynamic characteristics of superheated steam temperature in thermal power plants
a DMC-PID cascade control system has been constructed by combination of advanced predictive control algorithm with propertional-integral-derivative(PID)control algorithm.Taking advantage of strong robustness of DMC predictive control algorithm and good counter-interfeerence capability of PID control algorith
a simulation has been carried out on the Matlab platform.results show the above-mentioned control strategy has obviously better perormance than conventional PID cascade control.