Analysis and design of integral sliding manifolds for systems with unmatched perturbations

被引:463
作者
Castanos, Fernando [1 ]
Fridman, Leonid [1 ]
机构
[1] Univ Nacl Autonoma Mexico, Fac Engn, Dept Control, Mexico City 04510, DF, Mexico
关键词
H(infinity) robust control; sliding-mode control (SMC); variable structure systems;
D O I
10.1109/TAC.2006.875008
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
The robustness properties of integral sliding-mode controllers are studied. This note shows how to select the projection matrix in such a way that the euclidean norm of the resulting perturbation is minimal. It is also shown that when the minimum is attained, the resulting perturbation is not amplified. This selection is particularly useful if integral sliding-mode control is to be combined with other methods to further robustify against unmatched perturbations. H(infinity) is taken as a special case. Simulations support the general analysis and show the effectiveness of this particular combination.
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页码:853 / 858
页数:6
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