Characteristics of leader pulses in positive ground flashes in Sweden
Sign Up to like & getrecommendations! Published in 2017 at "Electric Power Systems Research"
DOI: 10.1016/j.epsr.2016.11.026
Abstract: Abstract This paper presents the characteristics of the electric field pulses observed during leader propagation in positive ground flashes. We analysed in detail the electric field changes occurring just before the first return stroke in… read more here.
Keywords: leader; ground flashes; return stroke; leader pulses ... See more keywords
A review on the return stroke engineering models attenuation function: Proposed expressions, validation and identification methods
Sign Up to like & getrecommendations! Published in 2019 at "Electric Power Systems Research"
DOI: 10.1016/j.epsr.2019.03.019
Abstract: Abstract One of the most important and studied topics in lightning research is the development of suitable models for the return stroke current and electromagnetic fields. In particular, when dealing with the so-called engineering models,… read more here.
Keywords: return stroke; attenuation function; engineering models; function ... See more keywords
Unification of engineering return stroke models
Sign Up to like & getrecommendations! Published in 2021 at "Electric Power Systems Research"
DOI: 10.1016/j.epsr.2021.107118
Abstract: Abstract Engineering models burrow various features from transmission line theory and combine them using empirical data to create models that can predict the electromagnetic fields of lightning return strokes in space and time. At present,… read more here.
Keywords: return; stroke models; return stroke; engineering ... See more keywords
A novel cooperative compensation method to compensate for return stroke of stick-slip piezoelectric actuators
Sign Up to like & getrecommendations! Published in 2021 at "Mechanism and Machine Theory"
DOI: 10.1016/j.mechmachtheory.2021.104254
Abstract: Abstract With the development of micro-electromechanical systems, high precision actuators with high resolution, fast speed, large load capacity are increasingly required. Thanks to the characteristics of flexible structure, fast step speed, low energy consumption, high… read more here.
Keywords: slip; novel cooperative; stick slip; return stroke ... See more keywords
Evolution of an Upward Negative Lightning Flash Triggered by a Distant +CG From a 257‐m‐Tall Tower, Including Initiation of Subsequent Strokes
Sign Up to like & getrecommendations! Published in 2019 at "Geophysical Research Letters"
DOI: 10.1029/2019gl083274
Abstract: Using the high‐speed optical and electric field records, in conjunction with Earth Networks Total Lightning Network and radar data, we examined in detail the morphology and evolution of an upward negative flash containing six downward… read more here.
Keywords: flash; return stroke; tower; negative lightning ... See more keywords
Damage Characteristics and Response of Al Alloy 3003 to Different Components of Simulated Lightning Currents
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Access"
DOI: 10.1109/access.2017.2778197
Abstract: The understanding on the response of aluminum alloy to direct lightning currents is needed for lightning protection. Four typical lightning current components, which are the first return stroke current, subsequent return stroke current, continuing current… read more here.
Keywords: lightning currents; alloy; stroke current; response ... See more keywords
Lightning Channel-Base-Current Estimation Using Engineering Return-Stroke Models From Measured Magnetic Field Based on Deconvolution Method
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Electromagnetic Compatibility"
DOI: 10.1109/temc.2019.2922434
Abstract: Estimation and analysis of the lightning channel-base-current (CBC) are essential requirements in the process of designing protection systems against lightning strokes. Thus, a new method is proposed to evaluate the lightning CBC based on the… read more here.
Keywords: measured magnetic; magnetic field; return stroke; lightning channel ... See more keywords
Bidirectional Return-Stroke Model for the Calculation of Lightning Electromagnetic Fields
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Electromagnetic Compatibility"
DOI: 10.1109/temc.2020.2981149
Abstract: This article focuses on the bidirectional return-stroke propagation phenomenon in the initiation process of lightning return stroke. Different from the conventional return-stroke model, the return-stroke current waves in the bidirectional return-stroke model are considered to… read more here.
Keywords: return; calculation; bidirectional return; return stroke ... See more keywords
Measurement of Return Stroke Current With Magnetic Sensor in Triggered Lightning
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Electromagnetic Compatibility"
DOI: 10.1109/temc.2020.2986100
Abstract: Based on the magnetic field recorded with a magnetic sensor deployed at 130-m distance from the channel base, we remotely measured the return stroke current waveform in classical rocket-triggering lightning flashes, including 40 M-components and… read more here.
Keywords: magnetic sensor; return stroke; less error; measurement return ... See more keywords
Investigation of Zero Crossing Detection for First Return Stroke in Negative Cloud-to-Ground Lightning Flash
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Integrated Engineering"
DOI: 10.30880/ijie.2019.11.03.031
Abstract: This paper aims to investigate the minimum threshold for zero crossing detection of the first return stroke in negative cloud-to-ground lightning flashes. The uncertainty for a minimum threshold to be set into a programmed software… read more here.
Keywords: detection first; first return; return stroke; crossing detection ... See more keywords