Results 31 to 40 of about 4,690 (312)

Tower grounding improvement versus line surge arresters: comparison of remedial measures for high-BFOR subtransmission lines [PDF]

open access: yes, 2015
This paper presents a technical/economic comparison between remedial measures aimed at improving the lightning performance of an existing Italian three-phase 150-kV overhead line.
GATTA, Fabio Massimo   +4 more
core   +1 more source

A wireless system for monitoring leakage current in electrical substation equipment [PDF]

open access: yes, 2016
In this paper, the design and the development of a remote system for continuous monitoring of leakage currents and ground currents in high voltage electrical substations are proposed.
Bogias, A. C.   +4 more
core   +1 more source

Investigation of Diagnostic Techniques for Metal Oxide Surge Arresters [PDF]

open access: yes, 2005
Gapless metal oxide surge arresters(MOSA)have been available in the market for many years since they were first introduced in the 1970's. The aim of this study is to investigate some reliable diagnostic techniques to assess the condition of a metal oxide
Mardira, Karl P.   +2 more
core   +1 more source

Stabilization of gas-filled surge arrester’s characteristics by use of ionizing radiation [PDF]

open access: yesNuclear Technology and Radiation Protection, 2012
This paper investigates the stabilization of electrical discharges in gases by means of external ionizing radiation. Discharges in a gas-filled surge arrester model were studied in both passive and active regimes of the device. An originally developed
Brajović Dragan V.   +4 more
doaj   +1 more source

Leakage Currents Measurements of Surge Arresters

open access: yesEnergies, 2023
The paper presents the methods of assessing the technical condition of varistor surge arresters used in laboratory tests and in operation - performed without disconnecting the arresters from the network. The analysis of diagnostic methods was supplemented with the results of measurements of the leakage current of arresters coming directly from ...
Marek Olesz   +2 more
openaire   +2 more sources

Analysis of Surge Propagation with Lightning Arrester using FDTD for 25 kV-AC Transmission Line [PDF]

open access: yes, 2017
This paper analyzes lightning surge propagation and reflection as the surge arrives at a lightning arrester. Telegraphist equations have been used to characterize the voltage and current of a travelling wave in a lossless power transmission line and ...
Aodsup, K. (Kokiat)   +1 more
core  

Phase‐Pure and Size‐Tunable Tin Halide Perovskite Quantum Dots

open access: yesAdvanced Materials, EarlyView.
A trioctylphosphine oxide modulated protocol allows for the synthesis and study of the optical properties of a broad library of tin halide perovskite quantum dots across multiple A‐ and X‐site compositions with precise size tuning while eliminating unwanted 2D phases.
Ole F. Dressler   +7 more
wiley   +1 more source

Application and Analysis for Surge Arrester on Lightning Protection of Distribution Network

open access: yesMATEC Web of Conferences, 2016
In order to effectively reduce lightning stroke outage rate, effect of lightning protection with surge arrester on transmission line has been generally acknowledged relative to other lightning protection measures.
Wang Daxing   +5 more
doaj   +1 more source

Perbandingan Pengaruh Penempatan Arrester Sebelum dan Sesudah Fco sebagai Pengaman Transformator 3 Phasa terhadap Gangguan Surja Petir di Penyulang Pandean Lamper 5 Rayon Semarang Timur [PDF]

open access: yes, 2014
Azis Nurrochma Wardana, Arkhan Subari, in paper comparison of the effect of placement arrester before and after FCO as safety of 3 phase transformator from interruption of lightning at Pandean Lamper 5 Feeder, East Semarang explain that problem of the ...
Subari, A. (Arkhan)   +1 more
core  

An overview of biodiesel energy [PDF]

open access: yes, 2020
Over the last ten years’ attention to biofuels production has increased dramatically and become crucial. One of the main factors is the rise in world oil prices, coupled with the abatement of greenhouse gas emissions and concerns about energy security ...
Abd Halim, Muhamad Fazli   +3 more
core  

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