Results 41 to 50 of about 3,144 (185)

Relationship between Damage Rate of High-Voltage Electrical Equipment and Instrumental Seismic Intensity

open access: yesAdvances in Civil Engineering, 2021
Based on the actual damage data of high-voltage electrical equipment in electric substations in the Wenchuan earthquake, this paper uses the cumulative Gaussian distribution function to describe the relationship between the damage rate of high-voltage ...
Rushan Liu, Mingpan Xiong, Deyuan Tian
doaj   +1 more source

Lightning Mapping: Techniques, Challenges, and Opportunities [PDF]

open access: yesarXiv, 2020
Despite the significant progress made in studying the lightning phenomenon, precise location and mapping of its occurrence remain a challenge. Lightning mapping can be determined by studying the electromagnetic radiation accompanying the lightning discharges. It can contribute substantially to efforts made to protect lives and valuable assets.
arxiv  

Log-Gaussian Cox Process Modeling of Large Spatial Lightning Data using Spectral and Laplace Approximations [PDF]

open access: yesarXiv, 2021
Lightning is a destructive and highly visible product of severe storms, yet there is still much to be learned about the conditions under which lightning is most likely to occur. The GOES-16 and GOES-17 satellites, launched in 2016 and 2018 by NOAA and NASA, collect a wealth of data regarding individual lightning strike occurrence and potentially ...
arxiv  

Calculation model by Voronoi network and verification of zinc oxide varistor considering conduction mechanism

open access: yesInternational Journal of Ceramic Engineering &Science, Volume 7, Issue 2, March 2025.
In this paper, a method to improve the performance of varistor with the help of computational model was presented and verified by experiments. Abstract This paper investigates the impact of the microstructure of zinc oxide varistor ceramics on their electrical properties.
Xiao Lei   +5 more
wiley   +1 more source

Design and Test of 500-kV Lightning Protection Insulator

open access: yesIEEE Access, 2019
In this paper, based on insulation coordination and simulation, a lightning protection composite insulator is proposed, made up of an insulation part and an arrester part connected in series, whose length is close to that of the standard composite ...
Zhenglong Jiang   +5 more
doaj   +1 more source

Point cloud registration of arrester based on scale-invariant points feature histogram

open access: yesScientific Reports, 2022
Arrester is an important lightning protection device in the electrical field. The parameters of arrester such as creepage distance, umbrella distance and diameter are important for product quality, but they are difficult to measure because the shape of ...
Wen Zhu   +5 more
doaj   +1 more source

Application of Deep Learning and Symmetrized Dot Pattern to Detect Surge Arrester Status

open access: yesApplied Sciences, 2022
Surge arresters primarily restrain lightning and switch surges in the power system to avoid damaging power equipment. When a surge arrester fails, it leads to huge damage to the power equipment.
Meng-Hui Wang   +2 more
doaj   +1 more source

A Study of Lightning Activity over Different Ecological Zones of Nepal [PDF]

open access: yesarXiv, 2021
In the present work, occurrence of lightning activity over different ecological zones of Nepal has been studied. It has been observed that Lower Tropical zone receives lightning strikes with largest value of density of strikes whereas the Trans-Himalayan zone receives lightning strikes with least value of density of strikes.
arxiv  

Klf10 Regulates the Emergence of Glial Phenotypes During Hypothalamic Development

open access: yesJournal of Neuroscience Research, Volume 103, Issue 2, February 2025.
KLF10, a CREB target, is integral to hypothalamic gliogenesis, ensuring proper glial phenotype emergence and maintenance in adulthood via regulating potential target genes. The Klf10‐deficient mouse provides a model to study the impact of reduced astrocytes and microglia on hypothalamic homeostasis.
Norma Angelica Garduño‐Tamayo   +8 more
wiley   +1 more source

Development of a ±660 kV DC transmission line arrester

open access: yesThe Journal of Engineering, 2019
In order to improve the lightning withstand level of ±660 kV DC transmission line in China, the authors had begun to develop the ±660 kV DC line arrester since 2014, which was developed successfully in 2016.
Shanqiang Gu   +6 more
doaj   +1 more source

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