Results 11 to 20 of about 6,404 (261)
Analysis of the influence of glued flange joint damage on dynamic properties of composite insulator
Zhejiang dianli, 2022 In order to explore the relationship between glued flange joint damage and the change of dynamic characteristics of composite insulator bushing， the paper takes a ± 800 kV composite insulator as the research object and establishes the finite element ...
DI Yuelun +3 more
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Energies, 2023 The installation of a corona ring on an insulator string on a transmission line is one of the solutions to reduce the electric field stress surrounding the energised end of the insulator string. However, installing a corona ring with an optimum design to
Kalaiselvi Aramugam +4 more
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Pollution Flashover Characteristics of Composite Crossarm Insulator with a Large Diameter
Energies, 2021 The composite crossarm insulator differs greatly from the suspension insulator in structure and arrangement. This study aims to determine the pollution flashover characteristics of composite crossarm insulators under different voltage grades.
Jing Nan +4 more
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Energies, 2021 Insulator detection is an essential task for the safety and reliable operation of intelligent grids. Owing to insulator images including various background interferences, most traditional image-processing methods cannot achieve good performance. Some You
Chuanyang Liu +3 more
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Dry band formation mechanism of composite insulator with generalized finite difference-time domain
电力工程技术, 2022 The pollution flashover of composite insulators is mainly the flashover caused by alternate occurrence of arc development and dry band formation. At present, researchers have investigated the development of insulator arc along the surface.
HE Jiahong, DONG Bowen, HE Kang
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High Voltage, 2018 Anticorrosion coatings are commonly applied to prevent rust-based corrosion in transmission towers. Unfortunately, anticorrosion coatings may drip onto the surface of composite insulators during the construction process, which is likely to do harm to ...
Mei Hongwei +4 more
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High Voltage, 2018 In the present work, a field brittle fracture composite insulator was collected and examined with the purpose of obtaining a better understanding of the failure features.
Yanfeng Gao +4 more
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Optimum Design of Corona Ring of Composite Insulators Considering the Effect of Mutual Phases by Monte Carlo and Coordinate Search Intelligente Algorithms [PDF]
مجله مدل سازی در مهندسیToday, composite insulators are used in high-voltage power transmission lines, especially in polluted and humid areas. One of the parameters affecting the aging of composite insulators is the control of the Electric Field Intensity (EFI) distribution on ...
Mostafa Khajavi +2 more
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High Voltage, 2023 Interface degradation between mandrel and sheath can cause a decrease in insulation performance and mechanical strength of composite insulators. In this study, the interface ageing properties of cycloaliphatic epoxy resin and silicone rubber composite ...
Yunsong Wang +4 more
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Study on abnormal heating of polluted composite insulators in transmission lines
Xi'an Gongcheng Daxue xuebao, 2023 This paper investigates the impact of surface pollution on abnormal heating with 110 kV composite insulators as the research subject. Firstly, infrared inspections were conducted on three full-sized composite insulators at various pollution classes, and ...
CAO Wen +4 more
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