Results 21 to 30 of about 3,738 (268)

Lightning Performance on Overhead Distribution Lines : After Improvement Field Observation [PDF]

open access: yesITB Journal of Engineering Science, 2009
Two feeders of 20 kV overhead distribution lines which are located in a high lightning density area are chosen to be observed as a field study due to their good lightning performance after improvement of lightning protection system.
Reynaldo Zoro   +3 more
doaj  

Development and application of lightning flashover limited equipment for 220 kV AC transmission line

open access: yesThe Journal of Engineering, 2019
In order to solve the operation problems of traditional lightning protection equipment (for example, line arrester and parallel gap) for 220 kV AC transmission line, a novel lightning protection equipment – lightning flashover limited equipment for 220 ...
Wei Cao   +6 more
doaj   +1 more source

Pemasangan Arrester Multi Chamber Untuk Mengatasi Gangguan Surja Petir di Penyulang Pecatu

open access: yesMajalah Ilmiah Teknologi Elektro, 2018
Pecatu feeder is a feeder that has a radial distribution system configuration, the length of the line is 31 kms . In addition, these feeders have as many as 105 pieces of distribution transformers with a total number of subscribers reached 11,800 ...
I Gede Gerry Julius Perdana   +2 more
doaj   +1 more source

Modeling Metal Oxide Surge Arrester for the Modern Polarization Based Diagnostics [PDF]

open access: yes, 2005
Recently a number of new non-destructive diagnostic techniques have been investigated for the reliable condition assessment of the ageing of metal oxide surge arrester (MOSA).
Mardira, K. P., Saha, T. K.
core   +1 more source

Study on variations in moisture-affected fault characteristics of EMU lightning arrester

open access: yes机车电传动, 2023
In order to study the changes in the fault characteristics of the EMU lightning arresters exposed to moisture, an artificial moisture test platform of lightning arresters was built, on which the lightning arrester can be controlled to reach three states ...
LIU Jian   +5 more
doaj  

Evaluation of V–t characteristics caused by lightning strokes at different locations along transmission lines

open access: yesJournal of King Saud University: Engineering Sciences, 2018
Lightning stroke causes a current injection into transmission lines at the point of contact. The lightning performance can be difficult to understand without using simulation programs.
Mohammed Qais, Usama Khaled
doaj   +1 more source

Mitigation of Lightning Overvoltages Using STATCOM in Grid-Connected PV Systems [PDF]

open access: yesPort Said Engineering Research Journal, 2020
Lightning strike causes a large lightning voltage injection into grid-connected PV systems at the point between inverter and transformer. The overvoltage resulting from the lightning-impulse voltage is a major concern for the multiple expensive ...
ibrahim hamdeen   +2 more
doaj   +1 more source

Research of lightning protection method of direct distribution line of ventilator station of a coal mine

open access: yesGong-kuang zidonghua, 2014
In view of problem that rotary motor of direct distribution line is easy to be damaged by lightning, the paper analyzed status of lightning protection of direct distribution line of ventilator station of a coal mine and its problems, indicated that the ...
ZHOU Yilong   +5 more
doaj   +1 more source

The Testing Of High Voltage Silicon Carbide Lightning Arresters

open access: yesTikrit Journal of Engineering Sciences, 2022
The majority of high voltage gapped silicon carbide lightning arresters on transmission and sub transmission systems have been in service for over 10 years.
Arkan A. Hussein
doaj   +1 more source

Analysis of transmission lightning arrester locations using Tflash [PDF]

open access: yes, 2016
Tropical countries with extensive lightning activity, such as Malaysia, encounter numerous problems on their electrical transmission and distribution systems.
Arief, Y. Z.   +8 more
core   +1 more source

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