Proceedings of the ... American Control Conference, Volumes 1-6

actuator algorithm American Control Conference analysis applied approach approximation asymptotically stable bound closed-loop system computation considered constraints Control Conference Philadelphia control system controller design convergence covariance deadband defined denote discrete-time disturbance dry line Dynamic Systems eigenvalues equation error estimation fault fault diagnosis feedback controller Figure frequency friction gain given global gradient Hopf bifurcation identification IEEE IEEE Trans implementation input iteration linear matrix inequalities linear systems loop Lyapunov Lyapunov function matrix measured method minimize mode noise nonlinear system norm obtained operating optimal control output paper parameters performance perturbation PID controllers plant polynomial position power system problem quadratic residual vibration response Riccati equation robust control robust stability sampling Section sensor servo shown signal simulation solution solving structure system identification Theorem tion torque tracking transfer function uncertainty Univ variables vector velocity zero