Stochastic Robust Reduced Order H-infinity Observer-based Control
Authors: | Zasadzinski Michel, Universite Henri Poincare - Nancy I, France Halabi Souheil, Universite Henri Poincare - Nancy I, France Rafaralahy Hugues, Universite Henri Poincare - Nancy I, France Souley Ali Harouna, Universite Henri Poincare - Nancy I, France Darouach Mohamed, Universite Henri Poincare - Nancy I, France |
---|
Topic: | 2.5 Robust Control |
---|
Session: | Robust Controller Synthesis for Stochastic Systems |
---|
Keywords: | Linear stochastic systems, Uncertain systems, Observer-based control, Reduced-order controller, H-infinity optimization, LMI. |
---|
Abstract
This paper considers robust reduced order H-infinity observer-based control for stochastic systems. The proposed approach is divided into two steps. First, we search for a linear control law to ensure H-infinity specification. Then, the obtained linear combination of the state is used to solve an unbiasedness (decoupling) condition on the drift part of the closed-loop system. Finally, deterministic functional filtering techniques are applied to obtain the observer-based controller.