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时滞系统模糊整定PID控制的仿真研究
引用本文:赵鑫,刘红军,王军,胡丽红.时滞系统模糊整定PID控制的仿真研究[J].计算机仿真,2006,23(11):211-214.
作者姓名:赵鑫  刘红军  王军  胡丽红
作者单位:1. 华北电力大学自动化系,河北,保定,071003
2. 清华大学热力仿真与控制研究所,北京,100084
摘    要:文中引入1/1pade级数逼近纯滞后环节,根据两步法设计内模控制器。由等效式可以看出,单位反馈控制器可以由带滤波器的PID控制器文现,内模调节即转化成为PID控制器的参数整定。采用模糊自调整控制方案整定PID参数,同时结合针对时滞系统的模糊控制规则和一般二维模糊控制器的通用规则,设计模糊控制器,充分利用模糊控制、内模控制、PID控制的优点。将所设计的系统应用于具有大时滞、大惯性特点的电厂主汽温控制系统检验其性能,仿真试验证明了这一方法具有很好的鲁棒性、控制精度和抗干扰能力。

关 键 词:内模控制  模糊自整定  控制  主汽温
文章编号:1006-9348(2006)11-0211-04
收稿时间:2005-08-23
修稿时间:2005年8月23日

Simulation of Fuzzy PID Internal Model Control for Time Delay System
ZHAO Xin,LIU Hong-jun,WANG Jun,HU Li-hong.Simulation of Fuzzy PID Internal Model Control for Time Delay System[J].Computer Simulation,2006,23(11):211-214.
Authors:ZHAO Xin  LIU Hong-jun  WANG Jun  HU Li-hong
Affiliation:1.School of Control Science and Engineering, North China Electric Power University , Baoding Hebei 071003, China; 2. Research Institute of Simulation and Control , Tsinghua University ,Beijing 100084, China
Abstract:Approximating the time delay unit by 1/1 pade series,one can get internal model controller using the two-step design approach.Through equivalence formula,unity feedback controller can be realized by PID controller with band filter and the internal adjustment is actually PID controller paraeter setting.The fuzzy controller is designed through introducing auto-tunning and fuzzy set,combining fuzzy control rule for time delay system and general rule for two-dimension fuzzy control.This controller synthesizes the advantages of fuzzy control,internal model control(IMC) and PID.The simulation results show that the designed system has strong robustness,good precision and anti-disturbance ability.
Keywords:Internal model control  Fuzzy tuning  Control  Main stream temperature
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