Non-fragile switched control for morphing aircraft with asynchronous switching |
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Authors: | Haoyu CHENG Chaoyang DONG Weilai JIANG Qing WANG Yanze HOU |
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Affiliation: | 1. School of Aeronautic Science and Engineering, Beihang University, Beijing 100083, China;2. College of Electrical and Information Engineering, Hunan University, Changsha 410082, China;3. School of Automation Science and Electrical Engineering, Beihang University, Beijing 100083, China;4. Institute of Manned Space System Engineering, Beijing 100094, China |
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Abstract: | This paper deals with the problem of non-fragile linear parameter-varying (LPV) H∞ control for morphing aircraft with asynchronous switching.The switched LPV model of morphing aircraft is established by Jacobian linearization approach according to the nonlinear model.The data missing is taken into account in the link from sensors to controllers and the link from controllers to actuators,which satisfies Bernoulli distribution.The non-fragile switched LPV controllers are con structed with consideration of the uncertainties of controllers and asynchronous switching phenomenon.The parameter-dependent Lyapunov functional method and mode-dependent average dwell time (MDADT) method are combined to guarantee the stability and prescribed performance of the system.The sufficient conditions on the solvability of the problem are derived in the form of linear matrix inequalities (LMI).In order to achieve higher efficiency of the designing process,an algo rithm is applied to divide the whole set into subsets automatically.Simulation results are provided to verify the effectiveness and superiority of the method in the paper. |
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Keywords: | Asynchronous switching Data missing Morphing aircraft Non-fragile H∞ control Switched linear parametervarying system |
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