Results 1 to 10 of about 5,718 (248)

Using contactless methods of diagnostics of high electric fields

Известия высших учебных заведений: Проблемы энергетики, 2019
In the electric power industry of Russia and abroad, special attention is paid to the problem of an increase in the number of accidents caused by damage to high-voltage insulators in high-voltage equipment.
A. V. Golenischev-Kutuzov, D. A. Ivanov, A. A. Potapov, V. I. Krotov   +3 more
doaj   +1 more source

Case Study: Optimizing Grading Ring Design for High Voltage Polymeric Insulators in Power Transmission Systems for Enhanced Electric Field and Voltage Distribution by Using a Finite Element Method

Energies, 2023
This research paper aims to investigate the optimal design of grading rings for high-voltage polymeric insulators in an actual power transmission system, with a focus on improving the electrical representation of the insulator strings.
Esraa Aziz, Fatiha Aouabed, Hossam Abdellah, Adrienn Dineva   +3 more
doaj   +1 more source

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

Energies, 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, Issaraporn Khonchaiyaphum, Wanwilai Vittayakorn   +2 more
doaj   +1 more source

Deep Learning in High Voltage Engineering: A Literature Review

Energies, 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, Abdulla Lutfi, Hamed Moradi Tavasani, Ahmed Ashraf, Ayman El-Hag, Behzad Kordi   +5 more
doaj   +1 more source

Fabrication and investigation of local clay-based insulators for high voltage applications

Cogent Engineering
Nigeria has a large deposit of clay which is the major raw material for the fabrication of porcelain insulators for high voltage applications. However, the country depends largely on imported porcelain insulators to meet its high voltage needs even in ...
Hope Orovwode, Simeon Matthew, Elizabeth Amuta, Ayorinde Joseph Olanipekun, Tosin Thompson   +4 more
doaj   +1 more source

Behavior of AC High Voltage Polyamide Insulators: Evolution of Leakage Current in Different Surface Conditions

Advances in Electrical and Electronic Engineering, 2015
This paper is aimed at a systematic study of the leakage current of high voltage polyamide insulator string under different conditions of pollution for possible application in the electric locomotive systems. It is shown that in the case of clean/dry and
Mohammed El Amine Slama, Abderrahmane Beroual   +1 more
doaj   +1 more source

Analysis of partial discharges in supporting insulators [PDF]

Омский научный вестник, 2020
The diagnostics of overhead power lines is an important issue in the modern electric power industry. Sometimes supporting insulators are destroyed by external factors.
D. A. Polyakov, K. I. Nikitin, N. A. Tereshchenko, A. S. Novoselov, Ya. P. Bilevich   +4 more
doaj   +1 more source

Examination of the Properties of Samples from Glass-Epoxy Core Rods for Composite Insulators Subjected to DC High Voltage [PDF]

Archives of Metallurgy and Materials, 2018
This article presents the results of an examination performed on a set of samples of glass-epoxy core rods used in composite insulators with silicone rubber housings.
K. Wieczorek, M. Jaroszewski, P. Ranachowski, Z. Ranachowski   +3 more
doaj   +1 more source

Assessment of the Technical Condition of High-Voltage Insulators during Operation

Machines, 2022
During the operation process of high-voltage insulators, the characteristics of assessing their technical state are evaluated by using remote contactless monitoring and by subsequent forecasting of their residual life based on the developed set of ...
Dmitry Ivanov, Aleksandr Golenishchev-Kutuzov, Marat Sadykov, Danil Yaroslavsky, Tatyana Galieva   +4 more
doaj   +1 more source

Effects of Flash Sintering Parameters on Performance of Ceramic Insulator

Energies, 2021
Ceramic outdoor insulators play an important role in electrical insulation and mechanical support because of good chemical and thermal stability, which have been widely used in power systems.
Yong Liu, Xingwang Huang
doaj   +1 more source