Results 11 to 20 of about 1,422 (223)

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

Remote Measurement of the Lightning Impulse Charge Moment Change Using the Fast Electric Field Antenna

Remote Sensing, 2022
The impulse charge moment change (iCMC) is an important electrical property of cloud-to-ground (CG) lightning. In this paper, a new method of measuring the iCMC at distances of several hundred kilometers is proposed.
Wenhao Hou, Jiaying Gu, Yaojun Wang, Bingzhe Dai, Xun Cui, Hongsheng Wang, Xue Jiao, Jie Li, Qilin Zhang   +8 more
doaj   +3 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

Study on Impulse Breakdown Characteristics of Internal-Gap Lightning Protection Device Applied to 35 kV Distribution Line

Energies, 2018
External environmental factors have no effect on the breakdown performance of the internal gap, leading to the anti-icing and anti-storm features of the internal-gap lightning protection device (ILPD).
Zhen Fang, Bowen Wang, Jiazheng Lu, Zhenglong Jiang   +3 more
doaj   +2 more sources

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

An Improved Parametric Method for Selecting Different Types of Tesla Transformer Primary Coil to Construct an Artificial Lightning Simulator

IEEE Access, 2023
Due to the intermittent and hazardous nature of lightning impulse, researchers rely on artificial impulse generators to study it. The Tesla coil is a commonly used device to generate artificial lightning.
Suman Jana, Pabitra Kumar Biswas, Thanikanti Sudhakar Babu, Hassan Haes Alhelou   +3 more
doaj   +1 more source

Effect of Lightning Impulse Current on The Grounding System Model [PDF]

, 2021
The main purpose of the grounding system is to protect human, electrical appliance and building from electrical shock due to lightning or another form of electricity that hazardous. Therefore, to achieve this goal, the fundamental part must be taken into
et. al., Nur Aqilah Sofiyah Hasni,
core   +1 more source

Research on the Lightning Intruding Overvoltage and Protection Measures of 500 kV AC Fault Current Limiter

Energies, 2019
As one of the key technologies to solve the problem of high short-circuit current, the fault current limiter (FCL) has become a research hotspot in China and abroad.
Changfu Chen, Yongxia Han, Junxiang Liu, Wenxiong Mo, Zhao Yuan, Jianning Huang, Haibo Su, Xiancong Zhang, Kaijian Wu   +8 more
doaj   +1 more source

Back flashover mitigation for transmission tower by parallel additional multiple conductors from tower top to ground footage to alter the surge impedance

Energy Reports, 2022
This research assessed the transmission tower’s surge impedance before and after paralleling the overhead ground wire (OHGW) made of twisted galvanized steel cable from topmost of the transmission tower to the tower ground footage.
Chakkri Satchathampitak, Rongrit Chatthaworn, Amnart Suksri   +2 more
doaj   +1 more source

Analysis and Application of New Lightning Protection Equipment of Distribution Lines in Shaanxi Province

Zhongguo dianli, 2019
Based on the operation situation of the lightning arresters commonly used in Shaanxi Province, a lightning arrester with multi-short-gaps is developed, which has excellent ability in extinguishing arc.
Zeli JU, Xinliang LV, Lu PU, Xuefeng ZHAO, Zhe HOU, Zejun LU, Jun WU   +6 more
doaj   +1 more source