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   Articles with "disturbance observer" as a keyword



Adaptive finite‐time disturbance‐observer‐based fault‐tolerant control for output‐constrained PMLM system with unknown dead‐zone input and uncertain control coefficient

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recommendations! Published in 2025 at "Asian Journal of Control"

DOI: 10.1002/asjc.70032

Abstract: This paper investigates the disturbance‐observer‐based finite‐time fault‐tolerant control problem for an output‐constrained permanent magnet linear motor system characterized by unknown dead‐zone inputs and uncertain control coefficients. To address this challenge, a set of novel parameter… read more here.

Keywords: finite time; control; observer based; disturbance observer ... See more keywords

Adaptive disturbance observer‐based control for stochastic systems with multiple heterogeneous disturbances

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recommendations! Published in 2019 at "International Journal of Robust and Nonlinear Control"

DOI: 10.1002/rnc.4683

Abstract: Antidisturbance control problem is discussed for stochastic systems with multiple heterogeneous disturbances, which include the white noise and the disturbance with unknown frequencies and amplitudes. An adaptive disturbance observer is designed to estimate the disturbance… read more here.

Keywords: heterogeneous disturbances; adaptive disturbance; multiple heterogeneous; disturbance ... See more keywords

Terminal observer and disturbance observer for the class of fractional-order chaotic systems

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recommendations! Published in 2020 at "Soft Computing"

DOI: 10.1007/s00500-019-04418-0

Abstract: In this paper, a terminal fractional-order observer and a terminal disturbance observer is proposed to estimate internal states and external disturbances of the class of fractional-order chaotic systems. The estimation of states within fixed time… read more here.

Keywords: order; fractional order; class fractional; disturbance observer ... See more keywords

Adaptive composite neural network disturbance observer-based dynamic surface control for electrically driven robotic manipulators

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recommendations! Published in 2021 at "Neural Computing and Applications"

DOI: 10.1007/s00521-020-05391-8

Abstract: This paper presents an adaptive backstepping control scheme for electrically driven robotic manipulator (EDRM) system with uncertainties and external disturbances by using neural network disturbance observer (NNDO) and dynamic surface control (DSC) design technique. NNDO is employed to… read more here.

Keywords: network disturbance; control; disturbance observer; driven robotic ... See more keywords

Guaranteeing almost fault-free tracking performance from transient to steady-state: a disturbance observer approach

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recommendations! Published in 2018 at "Science China Information Sciences"

DOI: 10.1007/s11432-017-9435-3

Abstract: In this paper, we propose an output-feedback fault-tolerant controller (FTC) for a class of uncertain multi-input single-output systems under float and lock-in-place actuator faults. Of particular interest is to recover a fault-free tracking performance of… read more here.

Keywords: tracking performance; disturbance observer; free tracking; fault free ... See more keywords

DC Motor Current Control Algorithm Using Proportional-Integral LQT with Disturbance Observer

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recommendations! Published in 2018 at "International Journal of Automotive Technology"

DOI: 10.1007/s12239-018-0093-1

Abstract: This paper proposes a DC motor current control algorithm using a proportional-integral linear quadratic tracking (LQT) controller with a disturbance observer for the electronic stability control (ESC) brake system. Previously researched algorithms related to current… read more here.

Keywords: proportional integral; algorithm; control; disturbance observer ... See more keywords
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Diesel Engine Airpath Controller Via Data Driven Disturbance Observer

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recommendations! Published in 2020 at "International Journal of Automotive Technology"

DOI: 10.1007/s12239-020-0092-x

Abstract: This study presents a novel data driven disturbance observer design method and its integration with a recursive controller developed for diesel engine airpath control problem. Mass Air Flow (MAF) and Manifold Absolute Pressure (MAP) are… read more here.

Keywords: engine; disturbance observer; data driven; diesel engine ... See more keywords

Attitude stabilization of flexible spacecrafts via extended disturbance observer based controller

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recommendations! Published in 2017 at "Acta Astronautica"

DOI: 10.1016/j.actaastro.2017.01.004

Abstract: Abstract To achieve the high-precision attitude stabilization for the flexible spacecraft in the presence of space environmental disturbances, unmodeled dynamics, and the disturbances caused by the elastic vibration of flexible appendages, an extended disturbance observer… read more here.

Keywords: attitude stabilization; disturbance; disturbance observer; controller ... See more keywords

Integrated strapdown missile guidance and control based on neural network disturbance observer

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recommendations! Published in 2019 at "Aerospace Science and Technology"

DOI: 10.1016/j.ast.2018.10.025

Abstract: Abstract This paper investigates one integrated guidance and control (IGC) method for missiles with strapdown seeker. The IGC model considering the field-of-view (FOV) constraint is built by employing the strapdown decoupling method, based on which… read more here.

Keywords: neural network; control; guidance control; network disturbance ... See more keywords

DC bus voltage stability improvement using disturbance observer feedforward control

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recommendations! Published in 2018 at "Control Engineering Practice"

DOI: 10.1016/j.conengprac.2018.03.018

Abstract: The constant power load (CPL) property of a load converter with tight control results in DC bus voltage oscillations in interconnected power converter systems. In this paper, a disturbance observer (DOB) feedforward compensation scheme is… read more here.

Keywords: bus voltage; control; disturbance observer; converter ... See more keywords

Improved disturbance observer based control for airborne photoelectric stabilized platform

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recommendations! Published in 2019 at "Optik"

DOI: 10.1016/j.ijleo.2019.05.041

Abstract: Abstract The aim of this work was to solve the problem that the stabilization accuracy of photoelectric stabilized platforms is affected by disturbance. An improved disturbance observer was established to observe the disturbance. By using… read more here.

Keywords: control; improved disturbance; photoelectric stabilized; disturbance ... See more keywords