Results 11 to 20 of about 15,144,338 (293)

Deep Learning in High Voltage Engineering: A Literature Review

open access: yesEnergies, 2022
Condition monitoring of high voltage apparatus is of much importance for the maintenance of electric power systems. Whether it is detecting faults or partial discharges that take place in high voltage equipment, or detecting contamination and degradation
Sara Mantach   +5 more
doaj   +2 more sources

A comprehensive method for remote monitoring of the high-voltage insulators

open access: yesИзвестия высших учебных заведений: Проблемы энергетики, 2017
With the help of the developed two-channel method for remote control of high-voltage insulators have been studied peculiarities of characteristics of partial discharges (PD) for determining a working condition of insulators under high voltage. Therefore,
A. V. Golenishchev-Kutuzov   +5 more
doaj   +2 more sources

Improvement of the Electrical Performance of Outdoor Porcelain Insulators by Utilization of a Novel Nano-TiO2 Coating for Application in Railway Electrification Systems

open access: yesEnergies, 2023
The present study aimed to develop the electrical performance of outdoor insulators using a nano-TiO2 coating for railway electrification systems. The prototype design of porcelain insulators with normal coatings and using a nano-TiO2 coating is based on
Pichai Muangpratoom   +2 more
doaj   +2 more sources

Sessile water droplets on insulating surfaces subject to high AC stress effect of contact angle [PDF]

open access: yes, 2002
Surface pollution of outdoor high-voltage insulators is an important cause of flashover. We have undertaken an experimental study of electrical breakdown at the edges of a sessile water droplet on a planar, polymeric, insulating surface when subject to ...
Gouda, H.A.   +3 more
core   +3 more sources

Features of monitoring extra large partial discharge in high voltage insulators

open access: yesИзвестия высших учебных заведений: Проблемы энергетики, 2022
THE PURPOSE of the described study is to study the effect of partial discharges on the physical state of previously detected defects in high-voltage insulators.
D. A. Ivanov
doaj   +1 more source

Detection acoustic signals of partial discharges on defects in high voltage insulation [PDF]

open access: yesОмский научный вестник, 2021
The article is devoted to the method of acoustic registration of partial discharges in high-voltage insulators. Physical processes of generation of various types of partial discharges in high-voltage insulators are considered.
D. A. Ivanov   +5 more
doaj   +1 more source

Influence for Ambient Relative Humidity and Pollution on Infrared Detection of Zero Resistance Insulators

open access: yesFrontiers in Energy Research, 2022
Porcelain insulators play a vital role for the safety and stability operations of electric systems. In a strong electric field, these insulators easily break down and become zero resistance insulators, which impacts the safety and stability operations of
Ling Chen   +5 more
doaj   +1 more source

Study of electrophysical processes and aging of the material of highvoltage insulators to determine their working life

open access: yesИзвестия высших учебных заведений: Проблемы энергетики, 2022
The article is aimed to discuss the results of research on the characteristics of partial discharges on defects of different types in high-voltage insulators - on dielectric rod and contact «terminal rod».
D. A. Ivanov
doaj   +1 more source

INVESTIGATION OF EXPLOSION SAFETY OF DC POLYMER SURGE ARRESTERS 3.3 KV FOR TRACTION NETWORK OF RAILWAY TRANSPORT

open access: yesElectrical engineering & Electromechanics, 2019
In the testing laboratories of Ukraine, there is no high-voltage equipment of the necessary energy for testing surge arresters for explosion safety, which does not allow to estimate this indicator at the stage of development of prototypes.
Yu. N. Shumilov, V. I. Bondarenko
doaj   +1 more source

Condition Monitoring of Outdoor High Voltage Insulators, Online and Offline Techniques: A review

open access: yesNUST Journal of Engineering Sciences, 2021
 Outdoor insulator plays a vital role in high voltage transmission and distribution system. The performance and properties of outdoor insulator may severely affect due to various types of pollutants.
Haseeb Faisal, Arshad Ali, Muhammad Riaz
doaj   +1 more source

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