We consider the quadratically optimal repetitive control problem in discrete-time and show that the existing zero-phase repetitive controller is quadratically optimal for stable plants.

Issue Section:
Technical Briefs
Keywords:
periodic control, discrete time systems, optimal control, feedback, stability, linear systems
Topics:
Control equipment, Control systems, Feedback, Stability, Discrete time systems, Linear systems, Optimal control, Signals, Errors, Theorems (Mathematics)
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Copyright © 2001
 by ASME
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