Cascade high gain observers for nonlinear systems with delayed output measurement

Tarek Ahmed-Ali , Estelle Cherrier , Mohammed M'Saad

This work presents a set of cascade high gain observers for triangular nonlinear systems with delayed output measurement. A sufficient condition ensuring the exponential convergence of the observation error towards zero is given. This result is illustrated by some simulations.

Mots clés: cascade control; delays; nonlinear control systems; observers; time-delay systems; cascade systems; high gain observer

Domaines: Automatique; Automatique / Robotique

Tarek Ahmed-Ali, Estelle Cherrier, Mohammed M'Saad. Cascade high gain observers for nonlinear systems with delayed output measurement. 48th IEEE Conference on Decision and Control, 2009 held jointly with the 2009 28th Chinese Control Conference. CDC/CCC 2009, Dec 2009, Shangai, China. pp.8226-8231, ⟨10.1109/CDC.2009.5400398⟩. ⟨hal-01057214⟩