Results 11 to 20 of about 1,432,944 (317)

A Chattering-Reduction Sliding Mode Control Algorithm for Affine Systems With Input Matrix Uncertainty

open access: yesIEEE Access, 2022
This paper aims to develop a chattering-reduction sliding mode control (SMC) approach for affine systems with input matrix uncertainty. Input matrix uncertainty poses adverse effects on systems, such as aggravating the chattering effect, and even causing
Zu-Ren Feng, Rui-Zhi Sha, Zhi-Gang Ren
doaj   +1 more source

A Nonlinear Observer for Robust Fault Reconstruction in One-Sided Lipschitz and Quadratically Inner-Bounded Nonlinear Descriptor Systems

open access: yesIEEE Access, 2021
This article introduces a nonlinear observer to reconstruct faults in a class of nonlinear descriptor systems affected by disturbances, in both the state and output equations.
Joseph Chang Lun Chan   +4 more
doaj   +1 more source

Design of adaptive intuitionistic fuzzy controller for synchronisation of uncertain chaotic systems

open access: yesCAAI Transactions on Intelligence Technology, 2020
This study presents the synchronisation between two non-linear Lorenz chaotic systems using an adaptive intuitionistic fuzzy controller (AIFC). This problem is solved in the presence of external disturbances and uncertainties.
Mohamed Hamdy   +2 more
doaj   +1 more source

Resilient Observer-Based H Control of Uncertain Nonlinear Networked Control Systems

open access: yesIEEE Access, 2021
This paper considers the resilient $H_{\infty }$ dynamic control of nonlinear uncertain systems over a network assuming random communication packet dropouts, a subject which is seldom considered in the current literature for such uncertain systems. The
Abdul-Wahid A. Saif
doaj   +1 more source

Transient and stability analysis of heterogeneous micro-grid networks subject to uncertainties

open access: yesIET Smart Grid, 2020
In this study, networks of interconnected heterogeneous micro-grids are studied. The transient dynamics is modelled as an averaging process whereby micro-grids are assimilated to dynamic agents in a network.
Fernando Genis Mendoza   +3 more
doaj   +1 more source

Further results on delay-dependent robust H∞ control for uncertain systems with interval time-varying delays

open access: yesSystems Science & Control Engineering, 2021
This work focuses on the delay-dependent robust H∞ control for uncertain linear systems with interval time-varying delays. The key features of the method include employment of a tighter integral inequality and construction of an appropriate Lyapunov ...
Haibo Liu   +3 more
doaj   +1 more source

Design of time-varying input-to-state stability tracking control Lyapunov functions for disturbance attenuation

open access: yesSICE Journal of Control, Measurement, and System Integration, 2021
In this study, we address limitations of the existing methods of disturbance attenuation for nonlinear control systems. We focus on scenarios with trajectory tracking in differentially flat systems.
Yasuhiro Fujii, Hisakazu Nakamura
doaj   +1 more source

Sliding-mode neuro-controller for uncertain systems [PDF]

open access: yes, 2007
In this paper, a method that allows for the merger of the good features of sliding-mode control and neural network (NN) design is presented. Design is performed by applying an NN to minimize the cost function that is selected to depend on the distance ...
Abidi, Khalid Seyed   +4 more
core   +1 more source

High Gain Observer Based Active Disturbance Estimation ADE for Second Order Nonlinear Uncertain Systems (ex:Induction Motor)

open access: yesEngineering Proceedings, 2023
The main objective of this paper is to solve state observation and external disturbances estimation for a class of second-order nonlinear systems. The proposed method relies mainly on the high gain observer as an estimator that tries to estimate the ...
Saad Kelam   +3 more
doaj   +1 more source

Optimal design and operation of damping controllers in PV–wind integrated sustainable energy grids considering system uncertainties

open access: yesIET Renewable Power Generation, 2023
This paper aims to present an optimization method for the best bus selection (BBS) in the large‐scale power systems in order to send the input signals to the damping controllers.
Mohsen Darabian   +2 more
doaj   +1 more source

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