Promising functional graded materials for compact gaseous insulated switchgears/pipelines

J Li, H Liang, Y Chen, B Du - High Voltage, 2020 - Wiley Online Library
The electric field distributions along gas‐solid interfaces determine the reliability, lifetimes
and sizes of gaseous insulated switchgears/pipelines (GIS/GIL), which also affect the …

On the electromagnetic wave behavior due to partial discharge in gas insulated switchgears: State-of-art review

A Darwish, SS Refaat, HA Toliyat, H Abu-Rub - IEEE Access, 2019 - ieeexplore.ieee.org
The rapid growth of gas insulated switchgears as a compact, efficient, and reliable device
has recently been given great attention. Albeit gas insulated switchgears can seldom suffer …

Electric field simulation for uniform and FGM cone type spacer with adhering spherical conducting particle in GIS

M Talaat, A El-Zein, M Amin - IEEE Transactions on Dielectrics …, 2018 - ieeexplore.ieee.org
Small spherical conducting particles which may be generated due to mechanical abrasion
or arcing during switching of isolators and circuit breakers strongly affect the distribution of …

Advanced automation system for charging electric vehicles based on machine vision and finite element method

M Talaat, I Arafa, HMB Metwally - IET Electric Power …, 2020 - Wiley Online Library
Electric vehicle (EV) technology proposed itself as a great solution for the predictable
shortage in traditional energy sources. Using wireless power transfer (WPT) technology for …

Optimum design of spacer material of gas-insulated switchgear by utilizing the technology of functionally graded material using different artificial optimization …

M Tayseer, M Talaat, MA Farahat - Surface and Coatings Technology, 2024 - Elsevier
Considering the reliable operation of Gas–Insulated Switchgear (GIS) system within higher
voltages, the optimal performance of solid spacer is one of the most effective topologies in …

Dielectrically graded spacer for 126-kV GIS: Design and construction strategy

C Wang, WD Li, P Sun, YC Zhang… - … on Dielectrics and …, 2022 - ieeexplore.ieee.org
Dielectrically graded insulation (DGI) serving as an embodiment of functionally graded
materials in electrical insulation field displays extraordinary insulation strength compared …

Fault Detection for High-Voltage Circuit Breakers Based on Time–Frequency Analysis of Switching Transient -Fields

HY Zhang, YZ Xie, TQ Yi, X Kong… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
A noninvasive approach for high-voltage (HV) circuit breaker (CB) diagnosis, based on the
time–frequency analysis of the transient electric fields (E-fields) radiated due to switching …

Moth-flame algorithm for accurate simulation of a non-uniform electric field in the presence of dielectric barrier

M Talaat, AS Alsayyari, MA Farahat, T Said - IEEE Access, 2018 - ieeexplore.ieee.org
In this paper, a proposed moth-flame optimization (MFO) technique has been investigated
for obtaining an accurate simulation of the non-uniform electric field represented by a needle …

[HTML][HTML] Field reduction simulation based on covered conductors design in medium voltage lines

Z El-Shaarawy, M Talaat, A El-Zein - Results in Engineering, 2021 - Elsevier
This research presents a numerical study of the economic design of the medium voltage
overhead transmission lines based on the maximum reduction in the electric field in the …

Numerical and simulation model of the streamer inception at atmospheric pressure under the effect of a non-uniform electric field

M Talaat, A El-Zein, A Samir - Vacuum, 2019 - Elsevier
This paper introduces a new approach of breakdown theory using a computer simulation
program. Based on the concept of Minimum Stressed Volume Zone (MSVZ) a simulation …