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预期动态法在四水箱液位控制中的应用
引用本文:胡增嵘,王京,李东海,胡轶超.预期动态法在四水箱液位控制中的应用[J].太原科技大学学报,2011,32(3):212-219.
作者姓名:胡增嵘  王京  李东海  胡轶超
作者单位:1. 北京科技大学冶金工程研究院,北京,100083;太原科技大学机械电子工程学院,太原,030024
2. 北京科技大学冶金工程研究院,北京,100083
3. 电力系统与发电设备控制与仿真国家重点实验室,清华大学热能系,北京,100084
基金项目:国家高技术研究发展计划,国家科技支撑计划课题
摘    要:针对实际生产中常见的双输入双输出过程,基于单位反馈闭环控制结构,根据前馈补偿的思想设计全解耦控制器矩阵,结合二自由度PID/PI预期动态法(DDE)鲁棒性强的特性,设计PID/PI解耦控制方案.同时,对于实际中常见的加性和乘性不确定性干扰,分析了控制系统保证鲁棒稳定性的充要条件,给出了基于谱半径判据的判定方法.本文借助...

关 键 词:四水箱  预期动态法  双输入双输出过程  解耦  鲁棒稳定性

Application of Desired Dynamic Equation Method in Control of Four-tank Liquid-level System
HU Zeng-rong,WANG Jing,LI Dong-hai,HU Yi-chao.Application of Desired Dynamic Equation Method in Control of Four-tank Liquid-level System[J].Journal of Taiyuan University of Science and Technology,2011,32(3):212-219.
Authors:HU Zeng-rong  WANG Jing  LI Dong-hai  HU Yi-chao
Institution:HU Zeng-rong1,2,WANG Jing1,LI Dong-hai3,HU Yi-chao3(1.Engineering Research institute of USTB,Beijing 100083,China,2.School of Machinery and ElectronicEngineering,Taiyuan University of Science and Technology,Taiyuan 030024,3.State Key Lab of PowerSystems,Department of Thermal Engineering,Tsinghua University,Beijing 100084,China)
Abstract:For Two-input-two-output(TITO) processes,a complete decoupling controller matrix based on unity feedback closed-loop control structure is derived according to the idea of feedforward compensation and then a PID decoupling controller is devised by means of the characteristics of strong robustness of the Desired Dynamic Equation(DDE) method for two-degree-of-freedom(2-DOF) PID controllers.As for additive and multiplicative uncertainty disturbance usually encountered in practice,the sufficient and necessary co...
Keywords:four-tank  DDE  two-input-two-output process  identification  robust stability  
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