Improvement of Transformer Relay Protection Sensitivity with Wide Range of Voltage Control

The paper shows that it is possible to increase a design sensitivity coefficient of the transformer relay protection with voltage switch  ∆UРПН= ±16%  due to application of more precise method for calculation of minimum and maximum short circuit currents beyond  a transformer with intermediate branc...

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Main Author: V. V. Kourganov
Format: Article
Language:Russian
Published: Belarusian National Technical University 2009-10-01
Series:Известия высших учебных заведений и энергетических объединенний СНГ: Энергетика
Online Access:https://energy.bntu.by/jour/article/view/470
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author V. V. Kourganov
author_facet V. V. Kourganov
author_sort V. V. Kourganov
collection DOAJ
description The paper shows that it is possible to increase a design sensitivity coefficient of the transformer relay protection with voltage switch  ∆UРПН= ±16%  due to application of more precise method for calculation of minimum and maximum short circuit currents beyond  a transformer with intermediate branches of  a load control switch that correspond to an actual voltage variation range in 110 kV networks.
format Article
id doaj-art-e3504b6a84db461dafec38eb227ea123
institution Kabale University
issn 1029-7448
2414-0341
language Russian
publishDate 2009-10-01
publisher Belarusian National Technical University
record_format Article
series Известия высших учебных заведений и энергетических объединенний СНГ: Энергетика
spelling doaj-art-e3504b6a84db461dafec38eb227ea1232025-02-03T11:34:24ZrusBelarusian National Technical UniversityИзвестия высших учебных заведений и энергетических объединенний СНГ: Энергетика1029-74482414-03412009-10-0105364210.21122/1029-7448-2009-0-5-28-34463Improvement of Transformer Relay Protection Sensitivity with Wide Range of Voltage ControlV. V. KourganovThe paper shows that it is possible to increase a design sensitivity coefficient of the transformer relay protection with voltage switch  ∆UРПН= ±16%  due to application of more precise method for calculation of minimum and maximum short circuit currents beyond  a transformer with intermediate branches of  a load control switch that correspond to an actual voltage variation range in 110 kV networks.https://energy.bntu.by/jour/article/view/470
spellingShingle V. V. Kourganov
Improvement of Transformer Relay Protection Sensitivity with Wide Range of Voltage Control
Известия высших учебных заведений и энергетических объединенний СНГ: Энергетика
title Improvement of Transformer Relay Protection Sensitivity with Wide Range of Voltage Control
title_full Improvement of Transformer Relay Protection Sensitivity with Wide Range of Voltage Control
title_fullStr Improvement of Transformer Relay Protection Sensitivity with Wide Range of Voltage Control
title_full_unstemmed Improvement of Transformer Relay Protection Sensitivity with Wide Range of Voltage Control
title_short Improvement of Transformer Relay Protection Sensitivity with Wide Range of Voltage Control
title_sort improvement of transformer relay protection sensitivity with wide range of voltage control
url https://energy.bntu.by/jour/article/view/470
work_keys_str_mv AT vvkourganov improvementoftransformerrelayprotectionsensitivitywithwiderangeofvoltagecontrol