Results 1 to 10 of about 9,856 (119)

On the Chemical Composition and Hygroscopicity of Aerosols Deposited on the Insulators of Italian Power Lines

open access: yesApplied Sciences, 2023
The reliability of the national power grid is a key issue in modern society. Atmospheric aerosols are the main cause of the reduction in the performance of insulators and the increase in the possibility of flashovers, resulting in power line failures ...
Irene Gini   +13 more
doaj   +1 more source

Optimized EWT-Seq2Seq-LSTM with Attention Mechanism to Insulators Fault Prediction

open access: yesSensors, 2023
Insulators installed outdoors are vulnerable to the accumulation of contaminants on their surface, which raise their conductivity and increase leakage current until a flashover occurs.
Anne Carolina Rodrigues Klaar   +4 more
doaj   +1 more source

‘Insulator bodies’ are aggregates of proteins but not of insulators [PDF]

open access: yesEMBO reports, 2008
Chromatin insulators are thought to restrict the action of enhancers and silencers. The best‐known insulators in Drosophila require proteins such as Suppressor of Hairy wing (Su(Hw)) and Modifier of mdg4 (Mod(mdg4)) to be functional.
Anton, Golovnin   +5 more
openaire   +2 more sources

Dark-Center Based Insulator Detection Method in Foggy Environment

open access: yesApplied Sciences, 2023
In foggy environments, outdoor insulator detection is always with low visibility and unclear targets. Meanwhile, the scale of haze simulation insulator datasets is insufficient.
Lisang Liu, Chengyang Ke, He Lin
doaj   +1 more source

Topological magnon insulator in insulating ferromagnet [PDF]

open access: yesPhysical Review B, 2013
In the ferromagnetic insulator with Dzyaloshinskii-Moriya interaction, we theoretically predict and numerically verify a topological magnon insulator, where the charge-free magnon is topologically protected to transport along the edge while it is insulating in the bulk.
Zhang, L., Ren, J., Wang, J.-S., Li, B.
openaire   +2 more sources

Simulation calculation of 3D electric field and natural flashover analysis of ice‐covered silicone rubber insulator

open access: yesIET Generation, Transmission & Distribution, 2023
The effects of uneven icing, number of icicles, inclination angle of icicle, ice pallets and arc ignition on the electric field are ignored for the two‐dimensional axisymmetric model of ice‐covered insulator.
Bingbing Dong   +3 more
doaj   +1 more source

Impact Sound Insulation of Thermally Insulated Balconies

open access: yesINTER-NOISE and NOISE-CON Congress and Conference Proceedings, 2022
AbstractWith the increasing urban densification, balconies are gaining in popularity as they improve the living quality in homes. From a technical point of view, the thermal insulation between balconies and the building’s façade is state of the art. In Germany, the most popular balcony construction is a reinforced concrete balcony, separated from the ...
L HEIDEMANN, J SCHECK, B ZEITLER
openaire   +1 more source

A Defect Detection Method Based on BC-YOLO for Transmission Line Components in UAV Remote Sensing Images

open access: yesRemote Sensing, 2022
Vibration dampers and insulators are important components of transmission lines, and it is therefore important for the normal operation of transmission lines to detect defects in these components in a timely manner. In this paper, we provide an automatic
Wenxia Bao   +4 more
doaj   +1 more source

A Study of the Cleansing Effect of Precipitation and Wind on Polluted Outdoor High Voltage Glass Cap and Pin Insulator

open access: yesIEEE Access, 2022
In this work, the extent of natural cleansing effect of rainfall, wind and fog or a combination of these on an insulator string were investigated. Results showed that pollution losses progress with time, with a considerable fraction of losses occurring ...
Chibuike Ilomuanya   +2 more
doaj   +1 more source

Theoretical Analysis of Temperature of Substrate Inserted between Parallel Plates Based on Radiation Heat Transfer Model

open access: yesJournal of Thermal Science and Technology, 2010
An effective design method of the infrared heating furnace has not yet established, because there are the complexity and variety in the products and the heating form.
Yoshio KONDO   +3 more
doaj   +1 more source

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