A new second order sliding mode control approach for coupled MIMO nonlinear uncertain systems

Author

Benamor, A. ; Chrifi-Alaoui, L. ; Chabaane, M. ; Bussy, P. ; Messaoud, H.

Author_Institution

Unite de Rech. en Autom., Traitement du Signal et Image de I´´ENIM, ATSI-ENIM, Monastir, Tunisia

fYear

2011

fDate

20-23 June 2011

Firstpage

527

Lastpage

532

Abstract

The paper proposes a new second order sliding mode control (SOSMC) approach for coupled multi-input multi-output (MIMO) nonlinear uncertain systems. This proposed new SOSMC is designed by the choice of a judicious Lyapunov function which depends on the sliding surfaces and its derivative. This control can be applied to a large class of nonlinear coupled MIMO processes affected by uncertainties and disturbances.The applicability and the efficiency of our approach are illustrated by simulation results for an interconnected three-tank system.

Keywords

Lyapunov methods; MIMO systems; interconnected systems; nonlinear control systems; uncertain systems; variable structure systems; Lyapunov function; coupled MIMO nonlinear uncertain systems; coupled multiinput multioutput nonlinear uncertain systems; interconnected three-tank system; second order sliding mode control approach; Equations; Lyapunov methods; MIMO; Mathematical model; Sliding mode control; Uncertain systems; Valves;

fLanguage

English

Publisher

ieee

Conference_Titel

Control & Automation (MED), 2011 19th Mediterranean Conference on

Conference_Location

Corfu

Print_ISBN

978-1-4577-0124-5

Type

conf

DOI

10.1109/MED.2011.5983222

Filename

5983222