Results 31 to 40 of about 962,143 (292)

Studying AC Flashover Performance of Suspension Insulators Under Natural Cold Fog and Wet Deposition Conditions

open access: yesIEEE Access, 2020
The electrical performance of insulators under comprehensive conditions including low air pressure, pollution and icing, is an important basis for the selection of external insulation.
Bingbing Dong   +5 more
doaj   +1 more source

Full-Scale Testing on Seismic Performance of Surge Arrester with Retrofitted Composite Insulators

open access: yesBuildings, 2022
In electrical substations, glass-fibre reinforced polymer (GFRP) insulators provide an alternative to porcelain insulators for better seismic performance.
Sheng Li   +5 more
doaj   +1 more source

Research on Lifespan Prediction of Composite Insulators in a High Altitude Area Experimental Station

open access: yesApplied Sciences, 2019
In this paper, composite insulators of the same batch from Factory A, aged for 1−12 years in a high altitude area experimental station of Hunan province, were sampled.
Yi Zhang   +4 more
doaj   +1 more source

Influence of Sheds Damage on the AC Pollution Flashover Performance of Different Voltage Class Composite Insulators

open access: yesIEEE Access, 2020
The damage of high-voltage terminal shed of composite insulators can influence the flashover performance of the insulators. The study was carried out experimentally to investigate the flashover characteristics of composite insulators with sheds damage at
Lu Ming, Li Yangyang, Hu Jianlin
doaj   +1 more source

Pollution constitutes and flashover characteristics of composite insulators in typical industrial dust areas

open access: yes电力工程技术, 2022
In recent years, the external insulation discharge and pollution flashover of transmission lines have occurred several times in the vicinity of nickel plant in Yancheng, and they cannot be effectively suppressed after the use of composite insulators ...
ZHANG Dongdong   +3 more
doaj   +1 more source

Clinical Outcomes of SEEG‐Guided Radiofrequency Thermocoagulation in Children With Focal Drug‐Resistant Epilepsy: A Multicenter Real‐World Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Stereoelectroencephalography‐guided radiofrequency thermocoagulation (SEEG‐RFTC) has emerged as a safe and effective minimally invasive treatment for children with drug‐resistant focal epilepsy. Although evidence from real‐world studies remains limited, numerous pediatric cases have demonstrated promising outcomes. This retrospective
Weitao Chen   +7 more
wiley   +1 more source

Electrical Characteristics of Aged Composite Insulators [PDF]

open access: yes, 2003
Composite insulators are widely being used in power industry to alternate traditional porcelain-based insulators for their advantages, including better pollution performance, low maintenance cost, light weight, compact line design.
Zhou, JianBin
core  

Voltage Distribution and Flashover Performance of 220 kV Composite Insulators under Different Icing Conditions

open access: yesEnergies, 2018
Composite insulators are widely used in modern power systems to provide electrical insulation and mechanical support for transmission lines and substations.
Jiazheng Lu   +4 more
doaj   +1 more source

Mechanochemical Synthesis and Characterization of Nanostructured ErB4 and NdB4 Rare‐Earth Tetraborides

open access: yesAdvanced Engineering Materials, Volume 27, Issue 6, March 2025.
ErB4 and NdB4 nanostructured powders are produced by mechanochemical synthesis. 5 h mechanical alloying and 4 M HCl acid leaching are used in the production. ErB4 and NdB4 powders exhibit maximum magnetization of 0.4726 emu g−1 accompanied with an antiferromagnetic‐to‐paramagnetic phase transition at about TN = 18 K and 0.132 emu g−1 with a maximum at ...
Burçak Boztemur   +5 more
wiley   +1 more source

Air‐Pressure–Actuated Vibroacoustic Metamaterial With Tunable Bandgap: Design, Modeling, and Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents the design, modeling, and characterization of air‐pressure–actuated programmable vibroacoustic metamaterials (PVAMM). The study focuses on leveraging air pressure to dynamically tune resonance frequencies for effective noise attenuation.
William Kaal   +2 more
wiley   +1 more source

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