Results 21 to 30 of about 59,652 (188)

Characterizing Spatial and Temporal Variability of Lightning Activity Associated with Wildfire over Tasmania, Australia

open access: yesFire, 2021
Lightning strikes are pervasive, however, their distributions vary both spatially and in time, resulting in a complex pattern of lightning-ignited wildfires.
Haleh Nampak   +5 more
doaj   +1 more source

Evaluation of Lightning Impulse Test by Frequency Response Analysis [PDF]

open access: yes, 2006
In this work are presented the basis for improving the interpretation of transformer lightning impulse test and the development of a graphical user interface system, which allows comparisons of time domain data and frequency response.
Ramírez, Jorge, Valecillos, Baudilio
core   +3 more sources

Asia-Pacific Lightning Location Network (APLLN) and Preliminary Performance Assessment

open access: yesRemote Sensing, 2020
The Asia-Pacific Lightning Location Network (APLLN) is a lightning location system consisting of a series of very low-frequency signal detection sites. Since 2018, 16 detection sites have been deployed with an average baseline longer than 1000 km.
Jiaquan Wang   +8 more
doaj   +1 more source

Application of the 2σ Lightning Jump Algorithm Based on DBSCAN Cluster

open access: yes应用气象学报, 2023
A DBSCAN (density-based spatial clustering of applications with noise) cluster of lightning data is proposed as the substitute for radar products to solve the problem of beam blockage in radar observation and the delay of radar products in service ...
Tian Ye   +8 more
doaj   +1 more source

A performance assessment of the World Wide Lightning Location Network (WWLLN) via comparison with the Canadian Lightning Detection Network (CLDN) [PDF]

open access: yesAtmospheric Measurement Techniques, 2010
The World Wide Lightning Location Network (WWLLN) uses globally-distributed Very Low Frequency (VLF) receivers in order to observe lightning around the globe. Its objective is to locate as many global lightning strokes as possible, with high temporal and
D. Abreu   +3 more
doaj   +1 more source

Whistler intensities above thunderstorms [PDF]

open access: yesAnnales Geophysicae, 2010
We report a study of penetration of the VLF electromagnetic waves induced by lightning to the ionosphere. We compare the fractional hop whistlers recorded by the ICE experiment onboard the DEMETER satellite with lightning detected by the EUCLID ...
J. Fiser   +5 more
doaj   +1 more source

On the Use of Benford’s Law to Assess the Quality of the Data Provided by Lightning Locating Systems

open access: yesAtmosphere, 2022
Lightning causes significant damage and casualties globally by directly striking humans and livestock, by igniting forest fires, and by inducing electrical surges in electronic infrastructure, airplanes, rockets, etc.
Ehsan Mansouri   +5 more
doaj   +1 more source

Measurement and characterization of infrasound waves from the March 25, 2023 thunderstorm at the near equatorial

open access: yesAIMS Geosciences, 2023
Thunderstorm activity on March 25, 2023 provided a unique opportunity to study the mechanism of lightning events on changes in air pressure. In particular, this event made it possible to study changes in air pressure during thunderstorms using various ...
Mario Batubara   +4 more
doaj   +1 more source

LINETGIS analysis of lightning flash density in Serbia based on ten years data [PDF]

open access: yesSerbian Journal of Electrical Engineering, 2018
Lightning detection networks installed throughout the world provide data for obtaining flash density maps and information about lightning discharges characteristics.
Javor Vesna   +5 more
doaj   +1 more source

Insulator fault feature extraction system of substation equipment based on machine vision

open access: yesIET Networks, EarlyView., 2022
Abstract The artificial intelligence technology and intelligent automation are more and more widely used, the insulators play a supporting and insulating role in the operation of the grid. The use of machine vision inspection technology to detect insulator faults has become an inevitable trend of the times.
Keruo Jiang   +4 more
wiley   +1 more source

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