Ultimate effect of non-identity of capacitive elements of high-voltage arm on frequency characteristics of voltage divider (analytical research)

Purpose. Determination in the analytical form of the maximum limiting influence of the non-identity of the capacitive elements of the high-voltage arm on the amplitude-frequency characteristic and phase-frequency characteristic of the voltage divider with parallel-series connection of R-, C-elements...

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Autores principales:	V. O. Brzhezitsky, Y. O. Haran, A. O. Derzhuk, O. R. Protsenko, Y. O. Trotsenko, M. M. Dixit
Formato:	article
Lenguaje:	EN RU UK
Publicado:	National Technical University "Kharkiv Polytechnic Institute" 2021
Materias:	voltage divider frequency characteristics analytical expressions tolerance of capacitive elements parameters adjustment Electrical engineering. Electronics. Nuclear engineering TK1-9971
Acceso en línea:	https://doaj.org/article/1473b3ed5b564f7c82b5608de65ca404
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spelling	oai:doaj.org-article:1473b3ed5b564f7c82b5608de65ca4042021-12-02T16:58:03ZUltimate effect of non-identity of capacitive elements of high-voltage arm on frequency characteristics of voltage divider (analytical research)10.20998/2074-272X.2021.4.062074-272X2309-3404https://doaj.org/article/1473b3ed5b564f7c82b5608de65ca4042021-07-01T00:00:00Zhttp://eie.khpi.edu.ua/article/view/237810/236491https://doaj.org/toc/2074-272Xhttps://doaj.org/toc/2309-3404Purpose. Determination in the analytical form of the maximum limiting influence of the non-identity of the capacitive elements of the high-voltage arm on the amplitude-frequency characteristic and phase-frequency characteristic of the voltage divider with parallel-series connection of R-, C-elements of the high-voltage arm. Methodology. Based on the previously developed theory of broadband voltage dividers with parallel-series connection of R-, C-elements, analytical expressions for amplitude-frequency and phase-frequency characteristics of the voltage divider are obtained and investigated taking into account the limit case of non-identical capacitive elements of high-voltage arm. Results. The nature of the dependencies of the frequency characteristics of the broadband voltage divider on the value of the tolerance of the capacitive elements of the high-voltage arm, the division factor of the voltage divider in a wide range of frequency changes is determined. Simplified approximating expressions for the maximum values of frequency characteristics of the voltage divider are proposed and their error is determined. Originality. For the first time in the analytical form the limiting influence of non-identity of capacitive elements of a high-voltage arm of a voltage divider on its frequency characteristics is considered. A mathematical model of this influence is constructed and the limit values of frequency characteristics of the voltage divider are determined. Practical value. It is recommended to introduce into the normative documentation of broadband voltage dividers the corrected value of the division factor, which allows to significantly reduce the deviation of the actual value of the division factor of the voltage divider from the normalized value in a wide range of frequency changes.V. O. BrzhezitskyY. O. HaranA. O. DerzhukO. R. ProtsenkoY. O. TrotsenkoM. M. DixitNational Technical University "Kharkiv Polytechnic Institute"articlevoltage dividerfrequency characteristicsanalytical expressionstolerance of capacitive elementsparameters adjustmentElectrical engineering. Electronics. Nuclear engineeringTK1-9971ENRUUKElectrical engineering & Electromechanics, Iss 4, Pp 46-52 (2021)
institution	DOAJ
collection	DOAJ
language	EN RU UK
topic	voltage divider frequency characteristics analytical expressions tolerance of capacitive elements parameters adjustment Electrical engineering. Electronics. Nuclear engineering TK1-9971
spellingShingle	voltage divider frequency characteristics analytical expressions tolerance of capacitive elements parameters adjustment Electrical engineering. Electronics. Nuclear engineering TK1-9971 V. O. Brzhezitsky Y. O. Haran A. O. Derzhuk O. R. Protsenko Y. O. Trotsenko M. M. Dixit Ultimate effect of non-identity of capacitive elements of high-voltage arm on frequency characteristics of voltage divider (analytical research)
description	Purpose. Determination in the analytical form of the maximum limiting influence of the non-identity of the capacitive elements of the high-voltage arm on the amplitude-frequency characteristic and phase-frequency characteristic of the voltage divider with parallel-series connection of R-, C-elements of the high-voltage arm. Methodology. Based on the previously developed theory of broadband voltage dividers with parallel-series connection of R-, C-elements, analytical expressions for amplitude-frequency and phase-frequency characteristics of the voltage divider are obtained and investigated taking into account the limit case of non-identical capacitive elements of high-voltage arm. Results. The nature of the dependencies of the frequency characteristics of the broadband voltage divider on the value of the tolerance of the capacitive elements of the high-voltage arm, the division factor of the voltage divider in a wide range of frequency changes is determined. Simplified approximating expressions for the maximum values of frequency characteristics of the voltage divider are proposed and their error is determined. Originality. For the first time in the analytical form the limiting influence of non-identity of capacitive elements of a high-voltage arm of a voltage divider on its frequency characteristics is considered. A mathematical model of this influence is constructed and the limit values of frequency characteristics of the voltage divider are determined. Practical value. It is recommended to introduce into the normative documentation of broadband voltage dividers the corrected value of the division factor, which allows to significantly reduce the deviation of the actual value of the division factor of the voltage divider from the normalized value in a wide range of frequency changes.
format	article
author	V. O. Brzhezitsky Y. O. Haran A. O. Derzhuk O. R. Protsenko Y. O. Trotsenko M. M. Dixit
author_facet	V. O. Brzhezitsky Y. O. Haran A. O. Derzhuk O. R. Protsenko Y. O. Trotsenko M. M. Dixit
author_sort	V. O. Brzhezitsky
title	Ultimate effect of non-identity of capacitive elements of high-voltage arm on frequency characteristics of voltage divider (analytical research)
title_short	Ultimate effect of non-identity of capacitive elements of high-voltage arm on frequency characteristics of voltage divider (analytical research)
title_full	Ultimate effect of non-identity of capacitive elements of high-voltage arm on frequency characteristics of voltage divider (analytical research)
title_fullStr	Ultimate effect of non-identity of capacitive elements of high-voltage arm on frequency characteristics of voltage divider (analytical research)
title_full_unstemmed	Ultimate effect of non-identity of capacitive elements of high-voltage arm on frequency characteristics of voltage divider (analytical research)
title_sort	ultimate effect of non-identity of capacitive elements of high-voltage arm on frequency characteristics of voltage divider (analytical research)
publisher	National Technical University "Kharkiv Polytechnic Institute"
publishDate	2021
url	https://doaj.org/article/1473b3ed5b564f7c82b5608de65ca404
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Ultimate effect of non-identity of capacitive elements of high-voltage arm on frequency characteristics of voltage divider (analytical research)

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