带有时变死区的T-S模糊系统的自适应跟踪控制Adaptive Tracking Control for T-S Fuzzy Systems with Time-Varying Dead-Zone
马玉龙,姜丽,贾新春
摘要(Abstract):
研究了一类带有时变死区的T-S模糊系统的自适应跟踪控制问题。其中将时变的非线性死区的输出表示为线性输入和有界干扰,并且干扰的界是未知的。基于Lyapunov稳定性理论和线性矩阵不等式(LM I)方法提出了系统的跟踪控制器的设计方法,对给定的n阶可微的有界参考轨迹和给定的跟踪精度,所设计的控制器能够保证系统的跟踪误差满足跟踪精度,同时保证闭环系统的所有信号有界。
关键词(KeyWords): T-S模糊系统;时变死区;自适应控制;跟踪控制;线性矩阵不等式
基金项目(Foundation):
作者(Author): 马玉龙,姜丽,贾新春
参考文献(References):
- [1]ZHOU J,WEN C,ZHANG Y.Adaptive output control of nonlinear systems with uncertain dead-zone nonlinearity[J].IEEETransactions on Automatic Control,2006,51(3):504-511.
- [2]ZHOUJ,SHEN X Z.Robust adaptive control of nonlinear uncertain plants with unknown dead-zone[J].IETControl Theory andApplications,2007,1(1):25-32.
- [3]ZHONGHUA W,BO Y.Robust adaptive deadzone compensation of DC servo system[J].IEEE Proc.control Theory Appl.,2006,153(6):709-713.
- [4]SAIM I,XIE W F,SU C Y.Adaptive tracking of nonlinear systems with non-symmetric dead-zone input[J].Automatica,2007,43(3):522-530.
- [5]ZHANG TP,YI Y.Adaptive fuzzy control for a class of MIMO nonlinear systems with unknown dead-zones[J].Acta AutomaticaSinica,2007,33(1):96-100.