Results 1 to 10 of about 23,164 (247)

An overview of methods for eliminating the effects of interference in an active high-voltage power facility [PDF]

open access: yesTehnika, 2021
In this paper, practical and conceptual problems related to the way of suppressing or eliminating the influence of interference (at a frequency of 50 Hz) in an active high-voltage power facility are discussed.
Kostić Vojin I.
doaj   +1 more source

The grounding resistance improvement of distribution substation using multiple rods and wood charcoal as soil treatment

open access: yesMatrix: Jurnal Manajemen Teknologi dan Informatika, 2023
The grounding system plays the important role in securing the electric power system. Low grounding resistance ensures the proper operation of the grounding system.
Ni Made Karmiathi, Putu Martin Puja Yoga
doaj   +1 more source

Analysis of the effectiveness of lightning and surge protection in a large solar farm [PDF]

open access: yesArchives of Electrical Engineering, 2022
The aim of the considerations presented in the article was a stand-alone groundbased photovoltaic power plant. The article is devoted to the qualitative analysis of some lightning protection configurations.
Konrad Sobolewski, Emilia Sobieska
doaj   +1 more source

Fault Diagnosis of HV Cable Metal Sheath Grounding System Based on LSTM

open access: yesApplied Sciences, 2023
At present, the metal sheath of high voltage (HV) cables generally adopts the cross-bonded grounding method, which brings many types of faults and challenges the monitoring and diagnosis of the operation status of the cables.
Qingzhu Wan, Xuyang Yan
doaj   +1 more source

Time domain solution of electromagnetic radiation model of the grounding system excited by pulse current [PDF]

open access: yesNuclear Technology and Radiation Protection, 2020
This paper deals with an advanced electromagnetic radiation approach for analyzing the time-domain performance of grounding systems under pulse excitation currents.
Dautbašić Nedis J.   +1 more
doaj   +1 more source

Studi Kelayakan Sistem Pentanahan pada Gedung Teknik Elektro Universitas Andalas

open access: yesElektron, 2022
The grounding system is one part of the electric power system that has an important role in flowing overcurrent from the electric power system to the ground due to electrical power system disturbances or lightning strikes that can endanger the building ...
Yudia Meka Seftiani, Novizon Novizon
doaj   +1 more source

Study on Effect of Station Grounding Materials on the Buried Pipeline Corrosion Rate and Cathodic Protection [PDF]

open access: yesCailiao Baohu, 2023
In order to understand the influencing laws of the cathodic protection effect of the grounding grid and the grounding buried pipelines, the numerical simulation calculation method was used to establish the electric field model of corrosion and cathodic ...
ZHAO Kang
doaj   +1 more source

Transient impedance of grounding system with impulse superimposed sinewave

open access: yesENP Engineering Science Journal, 2021
Investigating the transient performance of grounding systems subject to lightning (impulse or impulse superimposed sinewave) is valuable for protecting the power system and maintaining the system operation.
Sherif Ghoneim   +2 more
doaj   +1 more source

Analysis of grounding system transient with consideration of soil ionization and mutual coupling effect

open access: yesJournal of Electrical Systems and Information Technology, 2023
The grounding system of an electrical substation provides safety to both operator and equipment. The lightning current waveform has a major influence on the dynamic performance of ground electrodes.
Kaushal Pratap Sengar   +1 more
doaj   +1 more source

Simulation of electromagnetic processes in the grounding system with a short circuit in the operating high-voltage substation

open access: yesElectrical engineering & Electromechanics, 2022
The aim of the work is a test of the developed mathematical model of electromagnetic processes of short circuit and approbation of the created software complex «LiGro» on its basis for the existing grounding system located in three-layer soil ...
D. G. Koliushko   +3 more
doaj   +1 more source

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