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控制理论与应用 2002
Parameter optimal methods of H-infinity controller based on prescribed stable region
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Abstract:
Put forward a parameter optimal method which H-infinity controller with prescribed close-loop pole region is proposed based on control theory. In design of the method we synthetically consider the index of H-infinity and dynamic performance,and surmount the problem of unstable controller in normal H-infinity design method. Experiment result shows that the method have the advantages of simplified computation,good realizability,strong robustness and good closed-loop dynamic performance, and low sensitivity to model parameter change.