Results 21 to 30 of about 7,734 (245)

Analisis Sistem Pentanahan di Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Negeri Padang

open access: yesJurnal Teknik Elektro Indonesia, 2021
The ideal grounding resistance to avoid from lightning strikes is R < 1 Ω . This study aims to measure grounding resistance and analyze the resistance grounding at different depths.
Hambali Hambali, Yeza Permata Sari
doaj   +1 more source

Analysis of the effect of explosion grounding electrode on grounding resistance reduction

open access: yesThe Journal of Engineering, 2019
Developing cracks in the soil by means of explosions in the holes, as is called the explosion grounding electrode in this study, is a very effective way to reduce the grounding resistance in the area with high resistivity soil.
Yongli Wang   +4 more
doaj   +1 more source

Research on stray current characteristics of auxiliary grounding grid of incoming line tower of mine substatio

open access: yesGong-kuang zidonghua, 2020
In view of problems of limited terrain, short effective dispersion length, and low resistance reduction efficiency in the extensional resistance reduction of the grounding grid of incoming line section of mine substation, a resistance reduction method ...
XIE Hongping   +5 more
doaj   +1 more source

Tower impulse grounding resistance measurement based on multiple frequency impedance

open access: yesIET Generation, Transmission & Distribution, 2023
Tower impulse grounding resistance is important for judging the lightning protection performance of transmission lines. Therefore, it is significant to accurately measure the tower impulse grounding resistance. Existing measurement methods mainly contain
Yihua Dan   +5 more
doaj   +1 more source

Analysis on frequency and impulse characteristics of grounding grid

open access: yesThe Journal of Engineering, 2019
Studying the frequency and impulse characteristics of grounding grids is of great reference value for the optimal design of the substation. As the frequency increasing, the variation trend of the grounding resistance under different conditions is not ...
Mengmeng Su   +3 more
doaj   +1 more source

The Effect of Charcoal on the Improvement of Grounding Resistance as a Soil Treatment in Reducing Grounding Resistance

open access: yesJournal of Renewable Energy, Electrical, and Computer Engineering, 2021
Current technological developments are very competitive with each other, both in electric power distribution systems or electronic equipment. Disturbances that occur are usually caused by short circuits and ground disturbances, or lightning strikes.
Partaoanan Harahap Partaoanan Harahap   +1 more
openaire   +2 more sources

Improvement of single-phase grounding fault detection for small resistance grounding systems based on steady-state monitoring information in the substation

open access: yesZhejiang dianli, 2023
In order to use the existing hardware sources to improve the line selection performance of single-phase grounding fault of small resistance grounding systems, a method for line selection of single-phase grounding fault based on the global steady-state ...
LIU Jian   +4 more
doaj   +1 more source

Grounding System Cost Analysis Using Optimization Algorithms

open access: yesEnergies, 2018
In this study, the concept of grounding systems is related to the voltage tolerance of the human body (human body voltage tolerance safety value). The maximum touch voltage target and grounding resistance values are calculated in order to compute the ...
Jau-Woei Perng   +2 more
doaj   +1 more source

Pengaruh Perubahan Sisi Elektrode Sangkar Delta pada Nilai Resistans Satu Batang Pentanah

open access: yesJurnal Nasional Teknik Elektro dan Teknologi Informasi, 2017
Grounding rod is more practical than grounding plate or grounding strip. Grounding resistance value must be set as small as possible. But, it is hard to approach the standard grounding resistance value.
Harnoko Stephanus
doaj   +1 more source

A new grounding model for complex soil environments [PDF]

open access: yesE3S Web of Conferences, 2019
The purpose of arranging the grounding electrode is to discharge large currents, such as fault current and ensure the transmission line operate safely.
Pan Chong   +5 more
doaj   +1 more source

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