Failure Trends of High-Voltage Porcelain Insulators Depending on the Constituents of the Porcelain
Applied Sciences (Switzerland), 2020 The aging of porcelain insulators is responsible for the failure of power utilities. Porcelain insulators from different places in South Korea, possessing various aging times and years of installation, have been investigated to carry out lifetime ...
Junsin Yi, Taeyong Kim, Simpy Sanyal
exaly +4 more sources
Simulation of Contamination Deposition on Typical Shed Porcelain Insulators
Energies, 2017 The contamination deposition characteristics of insulators can be used in the development of antifouling work. Using COMSOL software, numerical simulations on the pollution-deposited performance of a porcelain three-umbrella insulator and porcelain bell ...
Weiping Zhao, Jingang Li, Yukun Lv
exaly +4 more sources
Research on Vibro-Acoustic Detection Method of Porcelain Pillar Insulators [PDF]
E3S Web of Conferences, 2023 High-voltage pillar-type porcelain insulators are important components of power plants and substations, and are widely used in power grids. In recent years, various kinds of accidents caused by breakage of pillar insulators have occurred frequently ...
Gao Lei +9 more
doaj +2 more sources
Leakage Current Analysis of Glass, Porcelain, and Silicone Insulators Under Icing Conditions Using Spectrogram-Based Deep Convolutional Neural Networks [PDF]
SensorsInsulators are essential for the secure and uninterrupted functioning of high-voltage transmission lines. However, since insulators are exposed to the outdoor environment, they are inevitably affected by environmental conditions such as icing ...
Muhammed Buğracan Özküçük +2 more
doaj +2 more sources
Sensing Method Using Dielectric Loss Factor to Evaluate Surface Conditions on Polluted Porcelain Insulator [PDF]
Sensors, 2022 Insulator diagnostics is still a topical issue. No one has yet found out how to accurately determine the condition of all insulators and decide when replacement or maintenance is required.
Ľuboš Šárpataky +5 more
doaj +2 more sources
Classification of RTV-coated porcelain insulator condition under different profiles and levels of pollution [PDF]
Scientific ReportsDue to the limited hydrophobic properties of porcelain insulators, applying anti-pollution flashover coatings is crucial to enhance their functionality. This research outlines a classification system for assessing contamination levels on 22 kV porcelain ...
Ali Ahmed Salem +7 more
doaj +2 more sources
Sensing Method Using Multiple Quantities for Diagnostic of Insulators in Different Ambient Conditions [PDF]
Sensors, 2022 Insulators are one of the many components responsible for the reliability of electricity supply as part of transmission and distribution lines. Failure of the insulator can cause considerable economic problems that are much greater than the insulator ...
Bystrík Dolník +3 more
doaj +2 more sources
A degraded cantilever model for post insulators under cyclic loading [PDF]
Scientific ReportsSupport-type tubular busbar structures widely used in substations are inherently vulnerable to earthquake-induced damage. This study experimentally characterizes the load-resisting behavior and deformation mechanisms of post insulators under quasi-static
Qilin Sun, Guanglin Yuan, Xinghui Wu
doaj +2 more sources
Integrated Method of Assessment the Type of Damages, their Localization and Predicting the Destruction of High-Voltage Electrical Equipment Insulators by the Partial Discharges Characteristics [PDF]
Problems of the Regional Energetics, 2022 The aim of this study is to improve the accuracy of localization of defects in insulators and determine their type. This goal is achieved by solving the problem of combining contact and remote methods for polymer and porcelain insulators using model ...
Gataullin А.М., Gubaev D.F.
doaj +1 more source
Monitoring Porcelain Insulator Condition Based on Leakage Current Characteristics [PDF]
Materials, 2022 Ammar Mohammed +2 more
exaly +2 more sources