Results 21 to 30 of about 17,659 (264)

Output feedback sliding mode control based on adaptive sliding mode disturbance observer

open access: yesMeasurement + Control, 2022
In this paper, an adaptive sliding mode disturbance observer is designed to counteract the disturbance actively. By designing the adaptive laws, the assumptions on the disturbance are relaxed in the proposed observer, its first derivative upper bound is ...
Chen Yunjun   +3 more
doaj   +1 more source

Adaptive Higher-Order Sliding Mode Control for Islanding and Grid-Connected Operation of a Microgrid

open access: yesEnergies, 2018
Grid-connected and islanding operations of a microgrid are often influenced by system uncertainties, such as load parameter variations and unmodeled dynamics.
Yaozhen Han, Ronglin Ma, Jinghan Cui
doaj   +1 more source

Trajectory Tracking with Adaptive Robust Control for Quadrotor

open access: yesApplied Sciences, 2021
This work proposes three robust mechanisms based on the MIT rule and the sliding-mode techniques. These robust mechanisms have to tune the gains of an adaptive Proportional-Derivative controller to steer a quadrotor in a predefined trajectory.
Tadeo Espinoza-Fraire   +4 more
doaj   +1 more source

Particle swarm optimization–based adaptive super-twisting sliding mode control design for 2-degree-of-freedom helicopter

open access: yesMeasurement + Control, 2019
This paper presents a novel design of adaptive super-twisting sliding mode controller for two-axis helicopter with model uncertainties. The high-order super-twisting sliding mode control strategy is used to guarantee that the sliding surface can reach ...
Amjad J Humaidi, Alaq F Hasan
doaj   +1 more source

ASMC and ARSMC Cascaded Controller Design for QUAVs With Time-Varying Load and Unknown Disturbances

open access: yesIEEE Access
In this paper, cascaded controllers, which combine adaptive sliding mode control and recursive techniques, are presented to control quadrotor unmanned aerial vehicles with time-varying load and unknown disturbances.
Falu Weng   +4 more
doaj   +1 more source

Adaptive backstepping fuzzy sliding mode vibration control of flexible structure

open access: yesJournal of Low Frequency Noise, Vibration and Active Control, 2018
An adaptive backstepping fuzzy sliding mode control is proposed to approximate the unknown system dynamics for a cantilever beam in this paper. The adaptive backstepping fuzzy sliding mode control is developed by combining the backstepping method with ...
Yunmei Fang, Juntao Fei, Tongyue Hu
doaj   +1 more source

Design of Decentralized Adaptive Sliding Mode Controller for the Islanded AC Microgrid With Ring Topology

open access: yesFrontiers in Energy Research, 2021
Sliding mode control can restrain the perturbations generated from the intermittence of the renewable energy generation and the randomness of local loads when microgrids are operating in islanded mode.
He Jiang   +7 more
doaj   +1 more source

Second-order sliding mode optimization control of an inverted pendulum system based on fuzzy adaptive technology

open access: yesFrontiers in Mechanical Engineering
IntroductionThis paper aims at the control problem of nonlinear systems with uncertainty in general, and avoids the deviation of sliding mode controller from the preset constraint region during the convergence process.MethodsA sliding mode control method
Xuefeng Leng
doaj   +1 more source

Robust H-infinity sliding mode control for nonlinear stochastic systems with multiple data packet losses

open access: yes, 2012
This is the post-print version of this Article. The official published version can be accessed from the link below - Copyright @ 2012 John Wiley & SonsIn this paper, an ∞ sliding mode control (SMC) problem is studied for a class of discrete-time ...
Wang, Z, Ma, L, Bo, Y, Guo, Z
core   +1 more source

Trajectory Tracking Control of a Four-wheel Mobile Robot Based on Adaptive Sliding Mode Control [PDF]

open access: yesZhengzhou Daxue xuebao. Gongxue ban
This study aimed to address the estimation and compensation of unmatched uncertainties with unknown bounds in sliding mode control. A non-singular terminal sliding mode controller was designed for a four-wheel mobile robot.
GUO Lei, ZHANG Yuqing, SONG Yuan
doaj   +1 more source

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