Model Reference Control for Linear Time-Varying Systems: A Direct Parametric Approach

This paper investigates model reference control for linear time-varying (LTV) systems. It is shown that the problem can be decomposed into two sub-problems: a state feedback stabilization problem of LTV systems and a feed-forward compensation problem. Firstly, the sufficient condition for the existe...

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Main Authors: Yin-Dong Liu, Li-Mei Wang, Long-Wen Liu
Format: Article
Language:English
Published: IEEE 2020-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9047889/
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author Yin-Dong Liu
Li-Mei Wang
Long-Wen Liu
author_facet Yin-Dong Liu
Li-Mei Wang
Long-Wen Liu
author_sort Yin-Dong Liu
collection DOAJ
description This paper investigates model reference control for linear time-varying (LTV) systems. It is shown that the problem can be decomposed into two sub-problems: a state feedback stabilization problem of LTV systems and a feed-forward compensation problem. Firstly, the sufficient condition for the existence of the model reference control is deduced. The condition concerns two coefficient matrices such that two matrix equations are met simultaneously, and the state feedback gain matrix stabilizes LTV systems according to the unified spectral theory. Secondly, generally complete parametrization of the model reference tracking controller including a state feedback controller and a feed-forward compensator is proposed based on the solution to a type of generalized Sylvester matrix equations. Furthermore, a general procedure for solving the model reference control problem is also provided. Finally, a numerical example shows the feasibility and effectiveness of the parametric design approach to the model reference control in LTV systems.
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spelling doaj.art-e98e883e889d4dbaa219fa74cc9378232022-12-21T23:26:23ZengIEEEIEEE Access2169-35362020-01-018612026121210.1109/ACCESS.2020.29836159047889Model Reference Control for Linear Time-Varying Systems: A Direct Parametric ApproachYin-Dong Liu0https://orcid.org/0000-0003-0212-7980Li-Mei Wang1Long-Wen Liu2https://orcid.org/0000-0002-3748-5553School of Electrical Engineering, Shenyang University of Technology, Shenyang, ChinaSchool of Electrical Engineering, Shenyang University of Technology, Shenyang, ChinaCollege of Automation Science and Technology, South China University of Technology, Guangzhou, ChinaThis paper investigates model reference control for linear time-varying (LTV) systems. It is shown that the problem can be decomposed into two sub-problems: a state feedback stabilization problem of LTV systems and a feed-forward compensation problem. Firstly, the sufficient condition for the existence of the model reference control is deduced. The condition concerns two coefficient matrices such that two matrix equations are met simultaneously, and the state feedback gain matrix stabilizes LTV systems according to the unified spectral theory. Secondly, generally complete parametrization of the model reference tracking controller including a state feedback controller and a feed-forward compensator is proposed based on the solution to a type of generalized Sylvester matrix equations. Furthermore, a general procedure for solving the model reference control problem is also provided. Finally, a numerical example shows the feasibility and effectiveness of the parametric design approach to the model reference control in LTV systems.https://ieeexplore.ieee.org/document/9047889/Linear time-varying systemsmodel reference controlparametric approachPD-eigenstructureSylvester equations
spellingShingle Yin-Dong Liu
Li-Mei Wang
Long-Wen Liu
Model Reference Control for Linear Time-Varying Systems: A Direct Parametric Approach
IEEE Access
Linear time-varying systems
model reference control
parametric approach
PD-eigenstructure
Sylvester equations
title Model Reference Control for Linear Time-Varying Systems: A Direct Parametric Approach
title_full Model Reference Control for Linear Time-Varying Systems: A Direct Parametric Approach
title_fullStr Model Reference Control for Linear Time-Varying Systems: A Direct Parametric Approach
title_full_unstemmed Model Reference Control for Linear Time-Varying Systems: A Direct Parametric Approach
title_short Model Reference Control for Linear Time-Varying Systems: A Direct Parametric Approach
title_sort model reference control for linear time varying systems a direct parametric approach
topic Linear time-varying systems
model reference control
parametric approach
PD-eigenstructure
Sylvester equations
url https://ieeexplore.ieee.org/document/9047889/
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AT longwenliu modelreferencecontrolforlineartimevaryingsystemsadirectparametricapproach