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Robust Tracking Control for a Class of Nonlinear Systems Based on T-S Model
Author(s): 
Pages: 220-222,226
Year: Issue:  4
Journal: Journal of Liaoning Institute of Technology(Natural Science Edition)

Keyword:  跟踪控制T-S模型建模误差线性矩阵不等式;
Abstract: 针对一类非线性系统,研究基于T-S模型的跟踪控制问题.利用T-S模型对非线性系统建模并考虑到建模误差.非线性系统的跟踪目标是一个稳定的线性模型.针对被控系统的跟踪误差,推导出跟踪误差稳定的约束条件.在跟踪误差稳定的前提下,设计模糊控制器保证系统的稳定性.基于李亚普诺夫稳定性理论和线性矩阵不等式理论,得到闭环系统渐进稳定的充分条件.仿真结果验证了所提控制方法的有效性.
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