Finite-time attitude tracking control design for reusable launch vehicle in reentry phase based on disturbance observer

For the attitude tracking control problem of reentry reusable launch vehicle in reentry phase, a disturbance observer–based sliding mode controller is proposed in this article. At first, attitude model is decomposed into two loops on the basis of the engineering backgrounds of reusable launch vehicl...

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Main Authors: Fang Wang, Qin Zou, Changchun Hua, Qun Zong
Format: Article
Language:English
Published: SAGE Publishing 2017-12-01
Series:Advances in Mechanical Engineering
Online Access:https://doi.org/10.1177/1687814017744077
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author Fang Wang
Qin Zou
Changchun Hua
Qun Zong
author_facet Fang Wang
Qin Zou
Changchun Hua
Qun Zong
author_sort Fang Wang
collection DOAJ
description For the attitude tracking control problem of reentry reusable launch vehicle in reentry phase, a disturbance observer–based sliding mode controller is proposed in this article. At first, attitude model is decomposed into two loops on the basis of the engineering backgrounds of reusable launch vehicle and the multiple time-scale technique. Then, external disturbances and uncertainty are estimated by the disturbance observer, and sliding mode control scheme in the framework of backstepping technique is designed where sliding surfaces and sliding mode controllers are, respectively, designed for each loop. Based on Lyapunov stability theory, finite-time stability analysis is presented, in which attitude tracking error converges to the neighborhood around zero in finite time. Finally, simulations on the 6-degree-of-freedom reentry model are done to show the effectiveness of the proposed control scheme.
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spelling doaj.art-3e15d1bf402440919864cebff13c87232022-12-21T23:58:24ZengSAGE PublishingAdvances in Mechanical Engineering1687-81402017-12-01910.1177/1687814017744077Finite-time attitude tracking control design for reusable launch vehicle in reentry phase based on disturbance observerFang Wang0Qin Zou1Changchun Hua2Qun Zong3School of Science, Yanshan University, Qinhuangdao, ChinaSchool of Mechanical Engineering, Yanshan University, Qinhuangdao, ChinaSchool of Electrical Engineering, Yanshan University, Qinhuangdao, ChinaSchool of Electrical and Information Engineering, Tianjin University, Tianjin, ChinaFor the attitude tracking control problem of reentry reusable launch vehicle in reentry phase, a disturbance observer–based sliding mode controller is proposed in this article. At first, attitude model is decomposed into two loops on the basis of the engineering backgrounds of reusable launch vehicle and the multiple time-scale technique. Then, external disturbances and uncertainty are estimated by the disturbance observer, and sliding mode control scheme in the framework of backstepping technique is designed where sliding surfaces and sliding mode controllers are, respectively, designed for each loop. Based on Lyapunov stability theory, finite-time stability analysis is presented, in which attitude tracking error converges to the neighborhood around zero in finite time. Finally, simulations on the 6-degree-of-freedom reentry model are done to show the effectiveness of the proposed control scheme.https://doi.org/10.1177/1687814017744077
spellingShingle Fang Wang
Qin Zou
Changchun Hua
Qun Zong
Finite-time attitude tracking control design for reusable launch vehicle in reentry phase based on disturbance observer
Advances in Mechanical Engineering
title Finite-time attitude tracking control design for reusable launch vehicle in reentry phase based on disturbance observer
title_full Finite-time attitude tracking control design for reusable launch vehicle in reentry phase based on disturbance observer
title_fullStr Finite-time attitude tracking control design for reusable launch vehicle in reentry phase based on disturbance observer
title_full_unstemmed Finite-time attitude tracking control design for reusable launch vehicle in reentry phase based on disturbance observer
title_short Finite-time attitude tracking control design for reusable launch vehicle in reentry phase based on disturbance observer
title_sort finite time attitude tracking control design for reusable launch vehicle in reentry phase based on disturbance observer
url https://doi.org/10.1177/1687814017744077
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AT changchunhua finitetimeattitudetrackingcontroldesignforreusablelaunchvehicleinreentryphasebasedondisturbanceobserver
AT qunzong finitetimeattitudetrackingcontroldesignforreusablelaunchvehicleinreentryphasebasedondisturbanceobserver