Results 61 to 70 of about 695,813 (214)

Application of a Modified Empirical Wavelet Transform Method in VLF/LF Lightning Electric Field Signals

open access: yesRemote Sensing, 2022
In this paper, to realize a better adaptive method for the lightning electric field signal denoising, we firstly compared the decomposition results of three methods called the EMD (empirical mode decomposition), the CEEMDAN (complete ensemble empirical ...
Bingzhe Dai   +7 more
doaj   +1 more source

Insights into ground strike point properties in Europe through the EUCLID lightning location system

open access: yesNatural Hazards and Earth System Sciences
. Evaluating the risk of lightning strikes to a particular structure typically involves adhering to the guidance outlined in IEC 62305-2. Among the multitude of factors influencing the overall risk, flash density emerges as a crucial parameter. According
D. Poelman   +2 more
semanticscholar   +1 more source

Lightning statistics : Analysis of peak currents reported by the Swedish lightning location system [PDF]

open access: yes, 2021
Lightning constitutes a serious threat to the electrical grid. If not protected against, lightning can cause comprehensive damage, harm to humans and lead to disruption in the electricity supply.
Persson, Rebecca
core  

GIS enabled thunderstorm forecasting system for one of the world’s hotspot region for severe thunderstorms [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
The eastern parts of India, Bangladesh, and the North Eastern Region (NER) of India are among the world's most active areas for thunderstorms and lightning, resulting in substantial human and livestock casualties annually.
S. S. Kundu   +3 more
doaj   +1 more source

Implementation of Ground-Based Lightning Locating System Using Particle Swarm Optimization Algorithm for Lightning Mapping and Monitoring

open access: yesRemote Sensing, 2023
Cloud-to-ground (CG) lightning is a natural phenomenon that poses significant threats to human safety, infrastructure, and equipment. The destructive impacts of lightning strikes on humans and their property have been a longstanding concern for both ...
Kamyar Mehranzamir   +5 more
doaj   +1 more source

VOLTAGE TRANSIENTS IN A DISTRIBUTION NETWORK CORRELATED WITH EVENTS IDENTIFIED BY A LIGHTNING LOCATION SYSTEM [PDF]

open access: yes, 2009
Monitoring units for the measurement of highfrequency voltage transients have been in operation at three different busses of an Italian medium voltage (MV) distribution feeder, mainly composed by overhead lines, in March 2007 – August 2008. The feeder is
PAOLONE, MARIO   +5 more
core  

Lightning faults of DC dry-type air-core reactor in HVDC substation

open access: yesEnergy Reports, 2022
Dry-type air-core reactors of DC filter are important Equipments in HVDC converter stations. Four abnormal noises occurred in the pole II DC filter field of a ± 800kV converter station of china in 2020.
Xiao Lei   +3 more
doaj   +1 more source

Application of BeiDou RNSS timing technology in smart grid lightning locating system

open access: yesDianxin kexue, 2019
The smart grid lightning location system is an important power service,and its lightning location accuracy largely depends on the accuracy of time synchronization.Three kinds of BeiDou timing methods were studied and compared,and the RNSS timing method ...
Hao ZHANG   +3 more
doaj   +2 more sources

Lightning location system supervising Swedish power transmission network [PDF]

open access: yes, 1991
For electric utilities, the ability to prevent or minimize lightning damage on personnel and power systems is of great importance. Therefore, the Swedish State Power Board, has been using data since 1983 from a nationwide lightning location system (LLS ...
Melin, Stefan A.
core   +1 more source

Analysis of Peak Currents Reported by the Swedish Lightning Location System During 2015-2020 [PDF]

open access: yes, 2022
The purpose of this work is to process lightning data from the Swedish Meteorological and Hydrological Institutes (SMHI) lightning location system to analyze which currents occur during lightning strikes in Sweden.
Ericsson, Göran   +5 more
core  

Home - About - Disclaimer - Privacy