Inspec keywords: observers; fault tolerant control; piezoelectric actuators; nonlinear control systems; control nonlinearities; Lyapunov methods; variable structure systems; uncertain systems; robust control; hysteresis; control system synthesis

Other keywords: sliding mode control theory; Lyapunov theory; robust backstepping control theory; piezoelectric actuator; fault-tolerant controller; robust control; H∞ performance; hysteretic effect; tracking control; tracking performance; uncertain systems; exogenous disturbance; PEA modelling; controller design; hysteretic character; hysteretic nonlinearity observer design

Subjects: Electric actuators and final control equipment; Multivariable control systems; Control system analysis and synthesis methods; Nonlinear control systems; Simulation, modelling and identification; Stability in control theory