Results 251 to 260 of about 177,487 (332)
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Fixed-time sliding mode tracking control for autonomous underwater vehicles

Applied Ocean Research, 2021
Abstract In this paper, a fixed-time sliding mode controller (FSMC) with disturbance observer (DO) is proposed to solve the trajectory tracking control problem for autonomous underwater vehicles (AUVs) under time-varying external disturbances. Firstly, by using the sliding mode control method, an FSMC is proposed for reducing the tracking errors ...
Jiaqi Zheng   +5 more
openaire   +1 more source

Fixed-Time Sliding Mode Control and High-Gain Nonlinearity Compensation for Dual-Motor Driving System

IEEE Transactions on Industrial Informatics, 2020
A two-stage design procedure combining the strength of a fixed-time sliding mode control and a high-gain compensator for deadzone nonlinearity is proposed for a multimotor driving system. A novel practical fixed-time convergent controller is designed for
Tianyi Zeng, X. Ren, Yao Zhang
semanticscholar   +1 more source

Fixed-Time Sliding Mode Control for NPC Converters With Improved Disturbance Rejection Performance

IEEE Transactions on Industrial Informatics
This article explores a novel variable-gain super-twisting observer (VGSTO)-based fixed-time sliding mode control (FTSMC) method for the dc-link voltage control of three-level neutral-point-clamped (NPC) active front-end (AFE) converters.
Xiaoning Shen   +6 more
semanticscholar   +1 more source

A Novel Nonsingular Fixed-Time Sliding Mode Control of Uncertain Euler–Lagrange Systems

IEEE Systems Journal, 2023
This article deals with the problem of fixed-time tracking control for a class of uncertain Euler–Lagrange systems with modeling uncertainties, actuator faults, and external disturbances.
Miao-Miao Gao   +2 more
semanticscholar   +1 more source

A Novel Disturbance Observer Based Fixed-Time Sliding Mode Control for Robotic Manipulators with Global Fast Convergence

IEEE/CAA Journal of Automatica Sinica
This paper proposes a new global fixed-time sliding mode control strategy for the trajectory tracking control of uncertain robotic manipulators. First, a fixed-time disturbance observer (FTDO) is designed to deal with the adverse effects of model ...
Dan Zhang   +4 more
semanticscholar   +1 more source

Time-varying disturbance observer based on sliding-mode observer and double phases fixed-time sliding mode control for a T-S fuzzy micro-electro-mechanical system gyroscope

Journal of Vibration and Control, 2022
This paper proposes a new disturbance observer concept based on the information of the estimated and measured signals for a micro-electro-mechanical system.
Vannam Giap   +3 more
semanticscholar   +1 more source

Sensorless Fixed-Time Sliding Mode Control of PMSM Based on Barrier Function Adaptive Super-Twisting Observer

IEEE transactions on power electronics
For the purpose of simplifying the physical structure, improving the anti-disturbance performance and enhancing the response performance of permanent magnet synchronous motor (PMSM), this article proposes a novel sensorless fixed-time sliding mode ...
Long Chen   +6 more
semanticscholar   +1 more source

Arbitrary Fixed-Time Sliding Mode Control for Buck Converter With Matched and Mismatched Disturbances Based on Fixed-Time Observer

IEEE Access
This article introduces an arbitrary fixed-time sliding mode controller based on the fixed-time disturbance observer (FxDO-FxSMC) for a buck converter with disturbance.
Orhan Kaplan   +2 more
semanticscholar   +1 more source

Adaptive Disturbance Observer-Based Local Fixed-Time Sliding Mode Control With an Improved Approach Law for Motion Tracking of Piezo-Driven Microscanning System

IEEE transactions on industrial electronics (1982. Print)
This study developed a local fixed-time sliding mode control (FTSMC) method based on a novel adaptive disturbance observer (NADOB) dedicated to motion tracking control for piezo-driven microscanning systems with unmodeled uncertainties and external ...
R. Xu, Dapeng Tian, Zhongshi Wang
semanticscholar   +1 more source

Event-Triggered Fixed-Time Sliding Mode Control for Lip-Reading-Driven UAV: Disturbance Rejection Using Wind Field Optimization

IEEE Transactions on Automation Science and Engineering
This paper investigates the fixed-time sliding mode control (FTSMC) problem for a quadcopter unmanned aerial vehicle (QUAV), which is driven by a lip-reading recognition module.
Tian Lan   +6 more
semanticscholar   +1 more source

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