ECCE 751 Discontinuous Control Systems
Relay feedback and variable-structure systems as two main types of discontinuous control systems. Describing function analysis of self-excited oscillations in discontinuous control systems. Definition of sliding mode, sliding mode in relay and variable structure systems. Multidimensional sliding modes. Design of sliding surface. The use of second Lyapunov's method for sliding mode control design. Principal and parasitic dynamics. Chattering phenomenon and chattering reduction. LPRS analysis of chattering and closed-loop performance of sliding mode systems. Sliding mode observers. Integral sliding mode. Second-order and higher-order sliding mode control. Applications of discontinuous control.
Offered
Fall