Results 21 to 30 of about 23,922 (257)
IEEE Access, 2022 The flashover process of the peaking capacitor in the electromagnetic pulse (EMP) simulator is studied based on theoretical analyses and experimental verification in this paper.
Yi Wang +7 more
doaj +1 more source
Pollution Flashover Voltage of Transmission Line Insulators: Systematic Review of Experimental Works
IEEE Access, 2022 Over the past decades, extensive experimental-based research works have been carried out to investigate the flashover phenomenon on the performance of polluted transmission line insulators.
A. Salem +7 more
semanticscholar +1 more source
Engineering Science and Technology, an International Journal, 2020 Flashover voltage is considered one of the important factors affect the Power system reliability. Environmental conditions and filling of insulators are parameters should be considered in flashover voltage evaluation. In this work, laboratory studies are
L.S. Nasrat +2 more
doaj +1 more source
Insulator fault feature extraction system of substation equipment based on machine vision
IET Networks, EarlyView., 2022 Abstract The artificial intelligence technology and intelligent automation are more and more widely used, the insulators play a supporting and insulating role in the operation of the grid. The use of machine vision inspection technology to detect insulator faults has become an inevitable trend of the times.
Keruo Jiang +4 more
wiley +1 more source
IEEE Access, 2022 The global climate deterioration caused by excessive carbon emissions poses a severe threat to the stable operation of the power system. Especially in extreme snow and ice weather, complex faults such as ice-covered line breakage and insulator flashover ...
Lizheng Chen +3 more
semanticscholar +1 more source
IEEE Access, 2021 This work aimed to study the influence of contamination profiles and humidity on flashover electrical characteristics of polluted insulators. Firstly, the flashover tests on cap and pin glass insulators under four pollution levels represented by salinity
A. Salem +6 more
semanticscholar +1 more source
Impulse-driven surface breakdown data : a Weibull statistical analysis [PDF]
, 2012 Surface breakdown of oil-immersed solids chosen to insulate high-voltage, pulsed-power systems is a problem that can lead to catastrophic failure. Statistical analysis of the breakdown voltages, or times, associated with such liquid-solid interfaces can ...
Given, M +7 more
core +1 more source
P-Flash - A Machine Learning-based Model for Flashover Prediction using Recovered Temperature Data.
Fire safety journal, 2021 Research was conducted to examine the use of Support Vector Regression (SVR) to build a model to forecast the potential occurrence of flashover in a single-floor, multi-room compartment fire.
Jun Wang +6 more
semanticscholar +1 more source
Flashover Performance and Process of Suspension Insulator Strings Artificially Covered with Snow
Energies, 2018 Snow accumulates on the surface of insulator string, causing a decrease in its electrical performance, seriously threatening the reliable operation of the power grid.
Yuyao Hu +5 more
doaj +1 more source
Monitoring insulator contamination level under dry condition with a microwave reflectometer [PDF]
, 2015 —Build-up of surface contamination on high voltage insulators can lead to an increase in leakage current and partial discharge, which may eventually develop into flashover. Conventional contamination level monitoring systems based on leakage current,
Jiang, Yan +5 more
core +1 more source