A comparison H ∞ control method for uncertain system with time-varying delay

作者: Xiao Min , Shi Zhongke

DOI: 10.1109/ICMIC.2011.5973737

关键词: Exponential stabilityControl theoryFull state feedbackFunction (mathematics)Upper and lower boundsWeightingInterval (mathematics)Nonlinear systemBounding overwatchMathematics

摘要: This paper deals with the problem of delay-dependent guaranteed cost H ∞ control for an improvement interval system time-varying delay. The delay is assumed to be in and derivative not restricted, where only upper lower bounds are known, this allows a fast function. Based on Lyapunov-Ktasovskii functional, which fractionizes average bound deal easily 0, free weighting matrices approach without using general model transformation, bounding technique handle uncertain nonlinear between B K. A bounded real lemma (BRL) then criterion existence state feedback controller established. guarantees function disturbance attenuation lever all admissible uncertainties. comparison Numerical example given illustrate effectiveness proposed design method.

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