全部文献期刊会议图书|学者科研项目
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作者:Dezhi Xu , Jie Huang ...
来源:[J].Information Sciences(IF 3.643), 2019, Vol.477, pp.118-131
摘要:Abstract(#br)In this paper, the problem of the speed control is considered for linear induction motor with the end effects, uncertain system parameters, and external load disturbance. Firstly, the proposed controller is based on backstepping method, and the adaptive laws are...
作者:Dezhi Xu , Gang Wang ...
来源:[J].Solar Energy(IF 2.952), 2019, Vol.178, pp.222-230
摘要:Abstract(#br)In order to solve the problems of power fluctuation in the photovoltaic (PV) grid-connected system and the nonlinearity in the model of inverters, a projection-based adaptive backstepping sliding mode controller with command-filter is designed in the system to adjust...
作者:Dezhi Xu , Yuchen Dai ...
来源:[J].Journal of the Franklin Institute(IF 2.418), 2019
摘要:Abstract(#br)This study focuses on the control of islanded photovoltaic (PV) microgrid and design of a controller for PV system. Because the system operates in islanded mode, the reference voltage and frequency of AC bus are provided by the energy storage system. We mainly design...
作者:Dezhi Xu , Xiaoqi Song ...
来源:[J].Information Sciences(IF 3.643), 2019, Vol.485, pp.141-153
摘要:Abstract(#br)A new model-free adaptive sliding mode control method is proposed to solve some control issues in a class of discrete-time high-order nonlinear systems whose dynamics are unknown in this paper. In order to simplify the nonlinear system, a new concept called pseudo-pa...
作者:... Guoping Jiang , Jinxing Lin , Dezhi Xu
来源:[J].Journal of the Franklin Institute(IF 2.418), 2017, Vol.354 (18), pp.8038-8056
摘要:Abstract(#br)In this paper, the problem of active fault tolerant control (FTC) is studied for a class of flexible spacecraft attitude systems with Lipschitz nonlinearity and sensor fault. Firstly, a functional observer is designed for the attitude systems of flexible spacecr...
作者:Dezhi Xu , Changzhu Zhang
来源:[J].Information Sciences(IF 3.643), 2018
摘要:Abstract(#br)Robust model predictive control (RMPC) has gained much attention in the past two decades. For classic finite-horizon RMPC, a terminal constraint set together with a terminal cost function are usually employed for the purpose of closed-loop stability. However, computa...
作者:... Cui Wang , Xiaojie Su , Dezhi Xu
来源:[J].Journal of the Franklin Institute(IF 2.418), 2018
摘要:Abstract(#br)This paper studies the problem of observer based fast nonsingular terminal sliding mode control schemes for nonlinear non-affine systems with actuator faults, unknown states, and external disturbances. A hyperbolic tangent function based extended state observer is co...
作者:Dezhi Xu , Weilin Chen ...
来源:[J].Materials Letters(IF 2.224), 2019, Vol.250, pp.116-118
摘要:Abstract(#br)In this work, 60 mm thick Ti-6Al-4V plates were joined by narrow-gap multi-pass gas tungsten arc welding (GTAW) technology to investigate microstructure and deformation resistance of joints. Depending on cooling condition, mixed weld microstructure consists of s...
作者:Nan Ji , Dezhi Xu , Fei Liu
来源:[J].Neurocomputing(IF 1.634), 2016, Vol.214, pp.134-142
摘要:Abstract(#br)This paper proposes a neural network based adaptive constrained control scheme for a solid oxide fuel cell (SOFC). First, a radial basis function (RBF) neural network is designed for the identification of SOFC dynamic model. The Jacobian information can be obtained t...
作者:Dezhi Xu , Bin Jiang ...
来源:[J].Journal of the Franklin Institute(IF 2.418), 2013, Vol.350 (9), pp.2519-2534
摘要:Abstract(#br)In this paper, a decentralized asymptotic fault tolerant control system is proposed for near space vehicle (NSV) attitude dynamics. First, NSV reentry mode is described, and the actuator failure model is developed whose behavior is described by high-order dynamics. N...

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