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具有时变采样周期和时延的NCS的H_∞ 控制
H_∞ Control of NCS with Time-Varying Sampling Period and Time Delay
【Author】 CHEN Huiying,LI Zuxin,WANG Peiliang School of Information & Engineering,Huzhou Teachers College,Zhejiang 313000,P.R.China
【机构】 湖州师范学院信息工程学院;
【摘要】 针对具有时变有界采样周期和时延的网络控制系统,首先将其建模成一类离散动态区间系统。在此基础上,研宄了系统的H_∞鲁棒控制问题。以线性矩阵不等式形式得出了使系统渐近稳定的条件,并给出了状态反馈H_∞控制器设计方法。仿真结果表明该方法的有效性。
【Abstract】 For the networked control system with time-varying bounded sampling period and time delay,it is modeled as a class of discrete dynamic interval system.Based on this,the H_∞ robust control problem of the system is studied.The asymptotic stability condition of the system is obtained in terms of linear matrix inequalities(LMIs) and a state feedback H_∞ controller is also proposed.Simulation result shows the validity of the method.
【Key words】 Networked control systems(NCS); Interval system; Time-varying sampling periods; Time delay; Linear matrix inequality(LMI);
- 【会议录名称】 中国自动化学会控制理论专业委员会B卷
- 【会议名称】第三十届中国控制会议
- 【会议时间】2011-07-22
- 【会议地点】中国山东烟台
- 【分类号】TP13
- 【主办单位】中国自动化学会控制理论专业委员会