Results 41 to 50 of about 391,025 (405)

Lightning strike probability and current simulation for simple structures and floating roof tank

open access: yesAlexandria Engineering Journal, 2022
Air terminations must be strategically positioned at high-risk points to prevent lightning bypass. The likelihood of a direct lightning strike to points on a building can be evaluated using the dynamic electro-geometrical model (DEGM), which considers ...
Aderibigbe Israel Adekitan, Michael Rock
doaj  

Observation of the Whole Discharge Process During a Multi-stroke Triggered Lightning by Continuous Interferometer

open access: yes应用气象学报, 2020
The discharge process is often discussed in the lightning physics. VHF (very high frequency) observations play an important role in studying lightning discharge processes, because they show where air breakdown occurs.
Zhang Yang   +6 more
doaj   +1 more source

Quantum Lightning Never Strikes the Same State Twice [PDF]

open access: yes, 2017
Public key quantum money can be seen as a version of the quantum no-cloning theorem that holds even when the quantum states can be verified by the adversary.
B Barak   +17 more
core   +2 more sources

Corrosion prediction of galvanized steel electrode in soil using deep learning‐based model

open access: yesElectrochemical Science Advances, Volume 2, Issue 6, December 2022., 2022
We proposed a deep learning method to numerically predict the corrosion rate of a galvanized carbon steel grounding electrode in this paper. The long‐short term memory method is selected as the modeling algorithm, and also chosen as the hidden layer for the recurrent neural network, while the soil environmental parameters are used as input features ...
Kongyong Wu   +5 more
wiley   +1 more source

Study of the B-Dot Sensor for Aircraft Surface Current Measurement

open access: yesSensors, 2022
The B-dot sensor is a type of Rogowski coil widely used in the measurement of current. However, the accuracy of the B-dot for measuring aircraft high-frequency lightning current is greatly affected by factors such as numerical integration drift, high ...
Chen Tong   +6 more
doaj   +1 more source

Classification of VLF/LF Lightning Signals Using Sensors and Deep Learning Methods

open access: yesItalian National Conference on Sensors, 2020
Lightning waveform plays an important role in lightning observation, location, and lightning disaster investigation. Based on a large amount of lightning waveform data provided by existing real-time very low frequency/low frequency (VLF/LF) lightning ...
Jiaquan Wang   +8 more
semanticscholar   +1 more source

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

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.
D. R. Poelman, H. Kohlmann, W. Schulz
doaj   +1 more source

Thunderstorm Feature Dataset and Characteristics of Thunderstorm Activities in China

open access: yes应用气象学报, 2021
A thunderstorm feature dataset (TFD) is built up based on the black body temperature (TBB) product and cloud classification (CLC) product of FY-2E meteorological satellite as well as the lightning data of the World-Wide Lightning Location Network (WWLLN).
Ma Ruiyang   +3 more
doaj   +1 more source

Global ground strike point characteristics in negative downward lightning flashes – Part 1: Observations [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2021
Information about lightning properties is important in order to advance the current understanding of lightning, whereby the characteristics of ground strike points (GSPs) are in particular helpful to improving the risk estimation for lightning protection.
D. R. Poelman   +10 more
doaj   +1 more source

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