APPLICATION OF GSM TECHNOLOGY FOR IDENTIFICATION OF PHASE-TO-GROUND FAULTS IN ELECTRIC NETWORKS WITH ISOLATED NEUTRAL AND PIN-TYPE ISOLATION
ARTICLE_21_PDF (Українська)

Keywords

electric network
isolated neutral
single phase-to-ground faults
search for a fault location
identification method електрична мережа
ізольована нейтраль
однофазні замикання на землю
пошук місця замикання
спосіб ідентифікації

How to Cite

[1]
Безручко, В., Буйний, Р., Строгій, А. and Ткач, В. 2018. APPLICATION OF GSM TECHNOLOGY FOR IDENTIFICATION OF PHASE-TO-GROUND FAULTS IN ELECTRIC NETWORKS WITH ISOLATED NEUTRAL AND PIN-TYPE ISOLATION. Tekhnichna Elektrodynamika. 5 (Aug. 2018), 096. DOI:https://doi.org/10.15407/techned2018.05.096.

Abstract

A method for identifying single-phase-to-ground faults through pin isolation in networks with isolated neutral is proposed. It involves installation of devices on each tower of overhead power line. Those devices will be powered by the current of the single phase-to-ground faults. When the short-circuit current flows through the grounding step-down of the tower, the device sends a signal trough a GSM network to the control center. It is shown that such devices can be powered even by the minimum values of the fault current, that is why there is no need in further short-circuiting to find the localization of the fault. Estimated the minimum required capacity of the energy accumulator for reliable transmission of the signal through the GSM network.  References 5, figures 5.

https://doi.org/10.15407/techned2018.05.096
ARTICLE_21_PDF (Українська)

References

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Kucheryavenkov A.A., Karpashev A.S. Device for determining the location and type of damage to the overhead power line. Patent for utility model Russia No 126144, 2013. (Rus)

Cheremisin M.M., Zubko V.M., Korobka V.O., Sidorov H.A., Pyrozhenko A.A. Short-circuit lock. Patent Ukraine No 64352 А, 2004. (Ukr)

Zubko V.M., Korobka V.O., Miroshnyk O.V. Effectiveness of monitoring of closures in the degree of horror with iso-lated neutral. Visnyk Kharkivskoho natsionalnoho tekhnichnoho universytetu silskoho hospodarstva im. Petra Vasylenka. 2010. No 102. Рp. 21-23. (Ukr)

Manual. Kit of short-circuit indicators IRZ-B33-U3. URL: http://www.antraks.ru/biblioteca/normativnaya-dokumentatsiya?download=104:komplekt-indikatorov-korotkogo-zamykaniya-ikz-v33-u3. (Accessed 10.02.2018). (Rus)

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