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Adaptive control for switched uncertain nonlinear systems with time‐varying output constraint and input saturation.

Authors :
Chen, Aiqing
Tang, Li
Liu, Yan‐Jun
Gao, Ying
Source :
International Journal of Adaptive Control & Signal Processing. Sep2019, Vol. 33 Issue 9, p1344-1358. 15p.
Publication Year :
2019

Abstract

Summary: This paper is concerned with adaptive tracking control for switched uncertain nonlinear systems, which contain the time‐varying output constraint (TVOC) and input asymmetric saturation characteristic. In response to the unknown functions, the fuzzy logic systems are adopted. The controller is constructed by the backstepping technique. Based on the Tangent Barrier Lyapunov Function (BLF‐Tan), an adaptive switched control scheme is designed. It is demonstrated that all signals in the resulted system are semiglobally uniformly ultimately bounded with TVOC under arbitrary switchings. Furthermore, the effectiveness of presented control method is validated via the simulation example. [ABSTRACT FROM AUTHOR]

Details

Language :
English
ISSN :
08906327
Volume :
33
Issue :
9
Database :
Academic Search Index
Journal :
International Journal of Adaptive Control & Signal Processing
Publication Type :
Academic Journal
Accession number :
138393139
Full Text :
https://doi.org/10.1002/acs.3036