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Vestnik Udmurtskogo Universiteta. Matematika. Mekhanika. Komp'yuternye Nauki, 2024, Volume 34, Issue 1, Pages 33–47
DOI: https://doi.org/10.35634/vm240103
(Mi vuu877)
 

MATHEMATICS

Numerical solution of a control problem for a parabolic system with disturbances

I. V. Izmestyevab, V. I. Ukhobotova, K. N. Kudryavtseva

a South Ural State University, pr. Lenina, 76, Chelyabinsk, 454080, Russia
b Chelyabinsk State University, ul. Brat’ev Kashirinykh, 129, Chelyabinsk, 454001, Russia
References:
Abstract: A controlled parabolic system that describes the heating of a given number of rods is considered. The density functions of the internal heat sources of the rods are not known exactly, and only the segments of their change are given. At the ends of the rods there are controlled heat sources and disturbances. The goal of the choice of control is to lead the vector of average temperatures of the rods at a fixed time to a given compact for any admissible functions of the density of internal heat sources and any admissible realizations of disturbances. After replacing variables, the problem of controlling a system of ordinary differential equations in the presence of uncertainty is obtained. Using a numerical method, a solvability set is constructed for this problem. Model calculations are carried out.
Keywords: control, disturbance, parabolic system
Funding agency Grant number
Russian Science Foundation 23–21–00539
The research was supported by a grant from the Russian Science Foundation no. 23–21–00539. https://rscf.ru/project/23-21-00539/.
Received: 25.11.2023
Accepted: 30.01.2024
Bibliographic databases:
Document Type: Article
UDC: 517.977
MSC: 35K05, 49N70, 91A23
Language: English
Citation: I. V. Izmestyev, V. I. Ukhobotov, K. N. Kudryavtsev, “Numerical solution of a control problem for a parabolic system with disturbances”, Vestn. Udmurtsk. Univ. Mat. Mekh. Komp. Nauki, 34:1 (2024), 33–47
Citation in format AMSBIB
\Bibitem{IzmUkhKud24}
\by I.~V.~Izmestyev, V.~I.~Ukhobotov, K.~N.~Kudryavtsev
\paper Numerical solution of a control problem for a parabolic system with disturbances
\jour Vestn. Udmurtsk. Univ. Mat. Mekh. Komp. Nauki
\yr 2024
\vol 34
\issue 1
\pages 33--47
\mathnet{http://mi.mathnet.ru/vuu877}
\crossref{https://doi.org/10.35634/vm240103}
\isi{https://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcApp=Publons&SrcAuth=Publons_CEL&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=001182405100003}
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    Вестник Удмуртского университета. Математика. Механика. Компьютерные науки
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