Angular Rate Constrained Sliding Mode Control of UAVs for Path Following

In this work, a sliding-mode-based attitude controller constrained with the angular rate for unmanned aerial vehicles (UAVs) is addressed to withstand conditions below the allowable maximum angular velocity of UAVs in order to avoid the possibility of structural failure and to operate UAVs safely. T...

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Autores principales: Seok-ho Jang, Youyoung Yang, Henzeh Leeghim
Formato: article
Lenguaje:EN
Publicado: MDPI AG 2021
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Acceso en línea:https://doaj.org/article/6f0d44b400094a88af6c715ce6a567e2
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spelling oai:doaj.org-article:6f0d44b400094a88af6c715ce6a567e22021-11-25T17:24:33ZAngular Rate Constrained Sliding Mode Control of UAVs for Path Following10.3390/electronics102227762079-9292https://doaj.org/article/6f0d44b400094a88af6c715ce6a567e22021-11-01T00:00:00Zhttps://www.mdpi.com/2079-9292/10/22/2776https://doaj.org/toc/2079-9292In this work, a sliding-mode-based attitude controller constrained with the angular rate for unmanned aerial vehicles (UAVs) is addressed to withstand conditions below the allowable maximum angular velocity of UAVs in order to avoid the possibility of structural failure and to operate UAVs safely. The sliding mode controller suggested in this work defines a new sliding surface, inherently having two equilibrium points. These equilibrium points are carefully inspected, and the stability of the system controlled by means of the proposed approach is also analyzed using Lyapunov stability theory. To highlight the angular-rate constrained attitude control technique, a three-dimensional path is constructed using the Dubins path technique, and three-axis attitude commands for UAV are also generated by augmenting the line-of-sight algorithm. Compared with conventional sliding mode control measures, the excellent performance of the suggested control algorithm has been demonstrated by conducting numerical simulations.Seok-ho JangYouyoung YangHenzeh LeeghimMDPI AGarticlenonlinear controlsliding mode controlfixed-wing UAV (unmanned aerial vehicle)angular rate constraintsElectronicsTK7800-8360ENElectronics, Vol 10, Iss 2776, p 2776 (2021)
institution DOAJ
collection DOAJ
language EN
topic nonlinear control
sliding mode control
fixed-wing UAV (unmanned aerial vehicle)
angular rate constraints
Electronics
TK7800-8360
spellingShingle nonlinear control
sliding mode control
fixed-wing UAV (unmanned aerial vehicle)
angular rate constraints
Electronics
TK7800-8360
Seok-ho Jang
Youyoung Yang
Henzeh Leeghim
Angular Rate Constrained Sliding Mode Control of UAVs for Path Following
description In this work, a sliding-mode-based attitude controller constrained with the angular rate for unmanned aerial vehicles (UAVs) is addressed to withstand conditions below the allowable maximum angular velocity of UAVs in order to avoid the possibility of structural failure and to operate UAVs safely. The sliding mode controller suggested in this work defines a new sliding surface, inherently having two equilibrium points. These equilibrium points are carefully inspected, and the stability of the system controlled by means of the proposed approach is also analyzed using Lyapunov stability theory. To highlight the angular-rate constrained attitude control technique, a three-dimensional path is constructed using the Dubins path technique, and three-axis attitude commands for UAV are also generated by augmenting the line-of-sight algorithm. Compared with conventional sliding mode control measures, the excellent performance of the suggested control algorithm has been demonstrated by conducting numerical simulations.
format article
author Seok-ho Jang
Youyoung Yang
Henzeh Leeghim
author_facet Seok-ho Jang
Youyoung Yang
Henzeh Leeghim
author_sort Seok-ho Jang
title Angular Rate Constrained Sliding Mode Control of UAVs for Path Following
title_short Angular Rate Constrained Sliding Mode Control of UAVs for Path Following
title_full Angular Rate Constrained Sliding Mode Control of UAVs for Path Following
title_fullStr Angular Rate Constrained Sliding Mode Control of UAVs for Path Following
title_full_unstemmed Angular Rate Constrained Sliding Mode Control of UAVs for Path Following
title_sort angular rate constrained sliding mode control of uavs for path following
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/6f0d44b400094a88af6c715ce6a567e2
work_keys_str_mv AT seokhojang angularrateconstrainedslidingmodecontrolofuavsforpathfollowing
AT youyoungyang angularrateconstrainedslidingmodecontrolofuavsforpathfollowing
AT henzehleeghim angularrateconstrainedslidingmodecontrolofuavsforpathfollowing
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