Modelling, Robustness and Sensitivity Reduction in Control Systems

by Ruth F. Curtain (Editor)

A guide to H? -control theory.- Nonlinear interpolation theory in H?.- Super-optimal Hankel norm approximations.- Hankel norm approximation for infinite dimensional systems and Wiener-Hopf factorization.- Imaginary-axis zeros in multivariable H? -optimal control.- A polynomial approach to H? -optimization of control systems.- Bounds on the achievable accuracy in model reduction.- Recent and new results in rational L2 -approximation.- Design examples using ?- Space shuttle lateral axis FCS during reentry.- A necessary and sufficient condition for robustness of stability under known additive perturbation.- Recursive methods for control design based on approximate models.- Performance-robust design via a multi-criteria/multi-model approach - a flight control case study.- Unfalsified modelling in dynamical systems.- Approximative inversion of positive matrices with applications to modelling.- The periodic prediction problem for cyclostationary processes - an introduction.- System design variables and the design objective.- Approximate modelling of deterministic systems.- Some new results on and applications of an algorithm of Agashe.- An application of H? -design and some computational improvements.- Hankel and Toeplitz operators in linear quadratic and H?-designs.- H?-optimal control, LQG polynomial systems techniques and numerical solution procedures.- Optimal H? - a new approach.- Some Min-Max optimization problems in infinite-dimensional control systems.- Control system design to minimize maximum errors.- Implications of a characterization result on strong and reliable decentralized control.- Sensitivity minimization as a Nevanlinna-Pick interpolation problem.- The spectral factorization problem for SISO distributed systems.- 7. List of Participants.

508 pages, Paperback

First published October 12, 1987