Articles with "nonlinear observer" as a keyword



Robust energy‐based nonlinear observer and voltage control for grid‐connected permanent magnet synchronous generator in the tidal energy conversion system

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Published in 2021 at "International Journal of Energy Research"

DOI: 10.1002/er.6650

Abstract: The conversion of the tidal power captured by the marine current turbine to electrical power depends highly on the applied control strategy. However, in the presence of nonlinearities, parametric uncertainties, and external disturbance, the controller… read more here.

Keywords: energy; nonlinear observer; system; conversion ... See more keywords

Predictor‐based continuous‐discrete nonlinear observer design subject to aperiodic sampled and delayed measurement

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Published in 2024 at "International Journal of Robust and Nonlinear Control"

DOI: 10.1002/rnc.7199

Abstract: In this paper, a predictor‐based continuous‐discrete nonlinear observer is proposed for a class of nonaffine Lipschitz nonlinear systems with aperiodic sampled delayed output measurements and external disturbance. Firstly, this study introduces a class of delayed… read more here.

Keywords: predictor; continuous discrete; nonlinear observer; predictor based ... See more keywords

A Nonlinear observer-based trajectory tracking method applied to an anaerobic digestion process

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Published in 2019 at "Journal of Process Control"

DOI: 10.1016/j.jprocont.2018.12.001

Abstract: Abstract In this paper, we present a new systematic method to design observer-based tracking control for a class of linear parameter varying (LPV) systems in the presence of Lipschitz nonlinearities. The work has been motivated… read more here.

Keywords: anaerobic digestion; process; method; observer based ... See more keywords

Guaranteed Performance Nonlinear Observer for Simultaneous Localization and Mapping

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Published in 2021 at "IEEE Control Systems Letters"

DOI: 10.1109/lcsys.2020.3000266

Abstract: A geometric nonlinear observer algorithm for Simultaneous Localization and Mapping (SLAM) developed on the Lie group of $\mathbb {SLAM}_{n}(3)$ is proposed. The presented novel solution estimates the vehicle’s pose (i.e., attitude and position) with respect… read more here.

Keywords: nonlinear observer; simultaneous localization; localization mapping; guaranteed performance ... See more keywords

A Nonlinear Observer-Based Approach to Robust Cooperative Tracking for Heterogeneous Spacecraft Attitude Control and Formation Applications

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Published in 2023 at "IEEE Transactions on Automatic Control"

DOI: 10.1109/tac.2022.3143082

Abstract: This article proposes a nonlinear observer-based approach to address the robust cooperative tracking problem and application for heterogeneous spacecraft systems. By introducing appropriate assumptions, a weight average estimation is proposed to construct a class of… read more here.

Keywords: observer based; nonlinear observer; control; spacecraft attitude ... See more keywords
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A Nonlinear Observer Approach to Diagonally Decoupled Direct Visual Servo Control

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Published in 2024 at "IEEE Transactions on Control Systems Technology"

DOI: 10.1109/tcst.2024.3415236

Abstract: This brief investigates the problem of vision-based robot control where the equilibrium is defined via a reference image. Specifically, this work considers the class of intensity-based nonmetric solutions, which provide for high accuracy, versatility, and… read more here.

Keywords: system; control; approach diagonally; nonlinear observer ... See more keywords

$H_{\infty }$-Based Nonlinear Observer Design for State of Charge Estimation of Lithium-Ion Battery With Polynomial Parameters

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Published in 2017 at "IEEE Transactions on Vehicular Technology"

DOI: 10.1109/tvt.2017.2723522

Abstract: This paper focuses on the state-of-charge (SOC) estimation of the Lithium-ion battery in electric vehicles based on an $H_{\infty }$-based nonlinear observer. First, the second-order RC equivalent circuit model is introduced by utilizing the physical… read more here.

Keywords: state charge; estimation; nonlinear observer; battery ... See more keywords