基于LMI的不确定离散多时滞系统鲁棒控制  

LMI-based Robust Control of Uncertain Discrete-time Systems with Multiple Time Delays

作　　者：李阳[1] 

机构地区：[1]辽宁石油化工大学理学院,辽宁抚顺113001

出　　处：《内蒙古大学学报（自然科学版）》2012年第5期528-532,共5页Journal of Inner Mongolia University：Natural Science Edition

基　　金：国家自然科学基金资助项目(20273028)

摘　　要：针对一类离散时间多时滞不确定系统,给出了新的充分条件以保证该系统的鲁棒稳定性.通过采用Lyapunov方法,结合线性矩阵不等式(LMI)技术,设计出系统的状态反馈鲁棒控制器.最后,通过仿真案例表明所提出理论结果的正确性和有效性.Focusing on a class of uncertain discrete-time systems with multiple delay,new sufficient conditions are presented to guarantee the robust stability of the system.By using Lyapunov method and linear matrix inequalities(LMI),a state feedback robust controller is designed.At last,a simulation case is provided to illustrate the correctness and effectiveness of the proposed theoretical results.

关 键 词：离散系统 多时滞 鲁棒稳定 线性矩阵不等式(LMI) 

分 类 号：TP273[自动化与计算机技术—检测技术与自动化装置]