Results 11 to 20 of about 3,083 (217)

The effect of lightning impulse characteristics and line arrester to the lightning protection performance on 150 kV overhead lines: ATP-EMTP computational approach

Journal of Mechatronics, Electrical Power, and Vehicular Technology, 2019
This simulation study presents the effect of lightning strikes on the performance of arresters at 150 kV overhead lines. Lightning strikes have several parameters that affect the performance of line arresters (LA), namely lightning charge, and impulse ...
Fri Murdiya, Febrizal Febrizal, Cecilia Stevany, Havel Alindo Sano, Firdaus Firdaus   +4 more
doaj   +2 more sources

Research on the Blow-Off Impulse Effect of a Composite Reinforced Panel Subjected to Lightning Strike

Applied Sciences, 2019
The blow-off impulse effect of a composite reinforced panel subjected to lightning strike is studied combing electric-thermal coupling with explicit dynamic methods.
Senqing Jia, Fusheng Wang, Weichao Huang, Bin Xu   +3 more
doaj   +2 more sources

Harnessing Thor's Hammer: Experimentally induced lightning trauma to human bone by high impulse current [PDF]

Forensic Science International: Synergy, 2021
Lightning fatality identification relies primarily on soft tissue traumatic pattern recognition, prohibiting cause of death identification in cases of full skeletonisation.
Nicholas Bacci, Tanya Nadine Augustine, Hugh G.P. Hunt, Ken J. Nixon, Jakobus Hoffman, Lunga Bam, Frikkie de Beer, Patrick Randolph-Quinney   +7 more
doaj   +2 more sources

Study on debugging of lightning impulse voltage waveform for large capacity ±800kV converter transformer in high altitude area

Frontiers in Energy Research, 2023
The Qinghai-Henan ±800kV UHV DC power transmission project is an UHV channel specially constructed for clean energy delivery, ±800kV converter transformers of the project are assembled and tested in Xining at an altitude of 2500 m, full-wave lightning ...
Ling Jiang, Ling Jiang, Shengfu Wang, Shengfu Wang, Jun Kang, Xiaoku Yang, Xiaoku Yang, Xiuyuan Yao, Yitao Zhang, Yitao Zhang, Zhenghong Bao, Zhenghong Bao, Yongsheng Zhang   +12 more
doaj   +1 more source

Tower impulse grounding resistance measurement based on multiple frequency impedance

IET Generation, Transmission & Distribution, 2023
Tower impulse grounding resistance is important for judging the lightning protection performance of transmission lines. Therefore, it is significant to accurately measure the tower impulse grounding resistance. Existing measurement methods mainly contain
Yihua Dan, Ruixuan Zhang, Yongye Wu, Yiqiao Li, Xuement Wang, Jian Yang   +5 more
doaj   +1 more source

10/350 µs Lightning Impulse Current Behavior of a Conductive Fabric

, 2021
Lightweight Portable Lightning Protection Shelters require the use of new materials capable of supporting the high current densities associated with lightning currents.
Acosta, Cristian,, Lobato, André,, Daniel Rodriguez, Cristancho, Jorge,, Andre Lobato, Mahbubur Rahman, Roman, Francisco,, Rodriguez, Daniel,, Francisco Roman, Jorge Rodriguez, Jorge Cristancho, Cristian Acosta, Rahman, Mahbubur,, Rodriguez, Jorge,   +13 more
core   +1 more source

Observations of X-ray in 4-meters long laboratory sparks under positive lightning impulse

, 2021
In this paper, the observation of X-rays in 4-meters long laboratory sparks is presented for the first time. In this study, a total of 20 standard positive lightning impulse voltages (1.2/50 mu s) with measured peak voltages between 3.0 to 3.2 MV were ...
Andre Lobato, Cooray, Vernon,, Vernon Cooray, Wooi, Chin-Leong,, Lobato, André,, Mahbubur Rahman, Hettiarachchi, Pasan,, Pasan Hettiarachchi, Rahman, Mahbubur,, Chin-Leong Wooi   +9 more
core   +1 more source

Impacts of Lightning-Induced Overvoltage on a Hybrid Solar PV–Battery Energy Storage System

Applied Sciences, 2021
With increased electrical energy demands projected in the future, the development of a hybrid solar photovoltaic (PV)–battery energy storage system is considered a good option. However, since such systems are normally installed outdoors and in open areas,
Nor Izzati Ahmad, Zaipatimah Ali, Mohd Zainal Abidin Ab. Kadir, Miszaina Osman, Nur Hazirah Zaini, Muhammad Hakirin Roslan   +5 more
doaj   +1 more source

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

, 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.
Jorge Ramirez, Baudilio Valecillos, Valecillos, Baudilio, Ramírez, Jorge   +3 more
core   +1 more source

Study on the reliability of new kind of ±1 100 Kv DC voltage divider under the action of impulse voltage

The Journal of Engineering, 2019
To meet the special insulation demand of the DC transmission system with the highest voltage in the world, a new kind of ±1 100 kV DC voltage divider is designed.
Wu Shipu, Pang Wenlong, Yang Zhining, Zhang Kejie, Wu Xixiu   +4 more
doaj   +1 more source