Linearization of discrete-time control system by state transformation

This paper presents necessary and sufficient linearizability conditions by state transformation for discrete-time multi-input nonlinear control system under the mild assumption on the surjectivity property and describes how to find the state transformation when it exists. The conditions are formulat...

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Main Authors: Tanel Mullari, Ülle Kotta
Format: Article
Language:English
Published: Estonian Academy Publishers 2021-02-01
Series:Proceedings of the Estonian Academy of Sciences
Subjects:
Online Access:https://kirj.ee/wp-content/plugins/kirj/pub/proc-1-2021-62-79_20210630094644.pdf
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author Tanel Mullari
Ülle Kotta
author_facet Tanel Mullari
Ülle Kotta
author_sort Tanel Mullari
collection DOAJ
description This paper presents necessary and sufficient linearizability conditions by state transformation for discrete-time multi-input nonlinear control system under the mild assumption on the surjectivity property and describes how to find the state transformation when it exists. The conditions are formulated in terms of backward shifts of vector fields, defined by the system dynamics. The conditions are compared with those that allow additionally the regular static state feedback. The theory is illustrated by two examples.
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spelling doaj.art-2c880f3bfc14457db1d714b9ba00b2692022-12-22T02:15:38ZengEstonian Academy PublishersProceedings of the Estonian Academy of Sciences1736-60461736-75302021-02-01701627910.3176/proc.2021.1.0910.3176/proc.2021.1.09Linearization of discrete-time control system by state transformationTanel Mullari0Ülle Kotta1Department of Cybernetics, Tallinn University of Technology, Ehitajate tee 5, 19086 Tallinn, Estonia; tanel.mullari@taltech.eeDepartment of Software Sciences, Tallinn University of Technology, Akadeemia tee 21b, 12618 Tallinn, Estonia This paper presents necessary and sufficient linearizability conditions by state transformation for discrete-time multi-input nonlinear control system under the mild assumption on the surjectivity property and describes how to find the state transformation when it exists. The conditions are formulated in terms of backward shifts of vector fields, defined by the system dynamics. The conditions are compared with those that allow additionally the regular static state feedback. The theory is illustrated by two examples.https://kirj.ee/wp-content/plugins/kirj/pub/proc-1-2021-62-79_20210630094644.pdfnonlinear control systemdiscrete-time systembackward shifts of vector fieldsstate linearizability.
spellingShingle Tanel Mullari
Ülle Kotta
Linearization of discrete-time control system by state transformation
Proceedings of the Estonian Academy of Sciences
nonlinear control system
discrete-time system
backward shifts of vector fields
state linearizability.
title Linearization of discrete-time control system by state transformation
title_full Linearization of discrete-time control system by state transformation
title_fullStr Linearization of discrete-time control system by state transformation
title_full_unstemmed Linearization of discrete-time control system by state transformation
title_short Linearization of discrete-time control system by state transformation
title_sort linearization of discrete time control system by state transformation
topic nonlinear control system
discrete-time system
backward shifts of vector fields
state linearizability.
url https://kirj.ee/wp-content/plugins/kirj/pub/proc-1-2021-62-79_20210630094644.pdf
work_keys_str_mv AT tanelmullari linearizationofdiscretetimecontrolsystembystatetransformation
AT ullekotta linearizationofdiscretetimecontrolsystembystatetransformation