STRUCTURAL SYNTHESIS OF A STABILIZING ROBUST CONTROLLER OF THE ROTOR FLUX LINKAGE

Purpose. The aim is to structural synthesis of robust stabilizing control of the rotor flux vector control system of induction motor. Methodology. Synthesis controller structure was carried out in two stages. The first stage constructed a mathematical model of the channel of the rotor flux with para...

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Autores principales:	N. J. Khlopenko, I. N. Khlopenko
Formato:	article
Lenguaje:	EN RU UK
Publicado:	National Technical University "Kharkiv Polytechnic Institute" 2017
Materias:	electric drive vector control flux linkage channel structure of H∞-optimal controller Electrical engineering. Electronics. Nuclear engineering TK1-9971
Acceso en línea:	https://doaj.org/article/503e941147d646f0ba5442e646b02fb0
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spelling	oai:doaj.org-article:503e941147d646f0ba5442e646b02fb02021-12-02T17:25:11ZSTRUCTURAL SYNTHESIS OF A STABILIZING ROBUST CONTROLLER OF THE ROTOR FLUX LINKAGE10.20998/2074-272X.2017.1.042074-272X2309-3404https://doaj.org/article/503e941147d646f0ba5442e646b02fb02017-03-01T00:00:00Zhttp://eie.khpi.edu.ua/article/view/2074-272X.2017.1.04/89713https://doaj.org/toc/2074-272Xhttps://doaj.org/toc/2309-3404Purpose. The aim is to structural synthesis of robust stabilizing control of the rotor flux vector control system of induction motor. Methodology. Synthesis controller structure was carried out in two stages. The first stage constructed a mathematical model of the channel of the rotor flux with parametric uncertainty and calculated transfer function of H∞-suboptimal controller by method of the mixed sensitivity. The second stage was carried out the expansion of the transfer function of the continued fraction for the Euclidean algorithm. This fraction was used to construct the controller structural scheme. Results. Computer modeling of the transfer function of H∞-suboptimal controller. Achieved decomposition found the transfer function of the continued fraction. The flow diagram of suboptimal H∞-controller with a proportional and integrating links and a few summers. The curves of transient rotor flux linkage in packages Robust Control Toolbox and Simulink. They coincide in the steady state, but differ among themselves in the transition. Originality. We developed the method of structural synthesis of robust stabilizing controller of the flux linkage rotor, H∞-suboptimal structural scheme of which is presented in the form of simple compounds integrating and proportional elements of the same order as the controller with the strictly correct transfer function, and takes into account the parametric uncertainty of control object. The results of the simulation of transient processes in a variety of packages MATLAB applications confirms the adequacy and small sensitivity of the system to parametric perturbation. Practical value. The resulting structure of the controller makes it possible to carry out the modernization of electric control systems, in use, with minimal financial costs. N. J. KhlopenkoI. N. KhlopenkoNational Technical University "Kharkiv Polytechnic Institute"articleelectric drivevector controlflux linkage channelstructure of H∞-optimal controllerElectrical engineering. Electronics. Nuclear engineeringTK1-9971ENRUUKElectrical engineering & Electromechanics, Iss 1, Pp 21-25 (2017)
institution	DOAJ
collection	DOAJ
language	EN RU UK
topic	electric drive vector control flux linkage channel structure of H∞-optimal controller Electrical engineering. Electronics. Nuclear engineering TK1-9971
spellingShingle	electric drive vector control flux linkage channel structure of H∞-optimal controller Electrical engineering. Electronics. Nuclear engineering TK1-9971 N. J. Khlopenko I. N. Khlopenko STRUCTURAL SYNTHESIS OF A STABILIZING ROBUST CONTROLLER OF THE ROTOR FLUX LINKAGE
description	Purpose. The aim is to structural synthesis of robust stabilizing control of the rotor flux vector control system of induction motor. Methodology. Synthesis controller structure was carried out in two stages. The first stage constructed a mathematical model of the channel of the rotor flux with parametric uncertainty and calculated transfer function of H∞-suboptimal controller by method of the mixed sensitivity. The second stage was carried out the expansion of the transfer function of the continued fraction for the Euclidean algorithm. This fraction was used to construct the controller structural scheme. Results. Computer modeling of the transfer function of H∞-suboptimal controller. Achieved decomposition found the transfer function of the continued fraction. The flow diagram of suboptimal H∞-controller with a proportional and integrating links and a few summers. The curves of transient rotor flux linkage in packages Robust Control Toolbox and Simulink. They coincide in the steady state, but differ among themselves in the transition. Originality. We developed the method of structural synthesis of robust stabilizing controller of the flux linkage rotor, H∞-suboptimal structural scheme of which is presented in the form of simple compounds integrating and proportional elements of the same order as the controller with the strictly correct transfer function, and takes into account the parametric uncertainty of control object. The results of the simulation of transient processes in a variety of packages MATLAB applications confirms the adequacy and small sensitivity of the system to parametric perturbation. Practical value. The resulting structure of the controller makes it possible to carry out the modernization of electric control systems, in use, with minimal financial costs.
format	article
author	N. J. Khlopenko I. N. Khlopenko
author_facet	N. J. Khlopenko I. N. Khlopenko
author_sort	N. J. Khlopenko
title	STRUCTURAL SYNTHESIS OF A STABILIZING ROBUST CONTROLLER OF THE ROTOR FLUX LINKAGE
title_short	STRUCTURAL SYNTHESIS OF A STABILIZING ROBUST CONTROLLER OF THE ROTOR FLUX LINKAGE
title_full	STRUCTURAL SYNTHESIS OF A STABILIZING ROBUST CONTROLLER OF THE ROTOR FLUX LINKAGE
title_fullStr	STRUCTURAL SYNTHESIS OF A STABILIZING ROBUST CONTROLLER OF THE ROTOR FLUX LINKAGE
title_full_unstemmed	STRUCTURAL SYNTHESIS OF A STABILIZING ROBUST CONTROLLER OF THE ROTOR FLUX LINKAGE
title_sort	structural synthesis of a stabilizing robust controller of the rotor flux linkage
publisher	National Technical University "Kharkiv Polytechnic Institute"
publishDate	2017
url	https://doaj.org/article/503e941147d646f0ba5442e646b02fb0
work_keys_str_mv	AT njkhlopenko structuralsynthesisofastabilizingrobustcontrolleroftherotorfluxlinkage AT inkhlopenko structuralsynthesisofastabilizingrobustcontrolleroftherotorfluxlinkage
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STRUCTURAL SYNTHESIS OF A STABILIZING ROBUST CONTROLLER OF THE ROTOR FLUX LINKAGE

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