Results 21 to 30 of about 156,934 (202)

Analysis and Prevention of Bird Fault Overhead Transmission Line

open access: yesZhongguo dianli, 2019
According to the statistics of transmission lines in China in recent years, the fault caused by bird activity has become the third major transmission line tripping after lightning and outsize destroy. In this paper, the bird species and habits related to
Fan LI   +7 more
doaj   +1 more source

New Concept of PLC Modems: Multi-Carrier System for Frequency Selective Slow-Fading Channels Based on Layered SCCC Turbocodes [PDF]

open access: yes, 2015
The article introduces a novel concept of a PLC modem as a complement to the existing G3 and PRIME standards for communications using medium- or high-voltage overhead or cable lines.
Hrad, J., Kekrt, D., Zavrtalek, J.
core   +2 more sources

PROTECTION OF 35 KV OVERHEAD TRANSMISSION LINE FROM THE INDUCED LIGHTNING OVERVOLTAGE

open access: yesElektrotehnìka ta Elektroenergetika, 2018
Purpose. Develop recommendations for determining the optimal places for the installation of nonlinear overvoltage limiters for the protection of overhead transmission lines from the influence of lightning overvoltage on the basis of the model of the ...
V. V. KYRYK, S. A. ABDULAIEV
doaj   +1 more source

Nonintrusive overhead‐line current detection using a vertical magnetic‐field sensor array

open access: yesIET Generation, Transmission & Distribution, 2023
With the growing infrastructure for overhead lines, the demand for overhead‐line condition‐monitoring technologies has become increasingly urgent. Traditional current transformers used to measure three‐phase currents are bulky and difficult to install ...
Kun‐Long Chen   +2 more
doaj   +1 more source

Inclinometric method for determining the mechanical state of an overhead power transmission line [PDF]

open access: yesE3S Web of Conferences, 2019
Mechanical deformations when a wire is stretched causes its rotation around its axis, which allows obtaining additional information about the wire behavior in an overhead transmission line and considering it no longer as a group of sections from one span
Sadykov M.F.   +5 more
doaj   +1 more source

Application of robot automation technology based on machine assisted and artificial intelligence in distribution network overhead line engineering

open access: yesEAI Endorsed Transactions on Energy Web, 2023
INTRODUCTION: The development of artificial intelligence technology in the context of the intelligent era shows vigorous vigor and vitality, and artificial intelligence fusion of robotic automation technology can assist manpower to complete all kinds of ...
Yi Tan, Yunhui Wang, Xue Li, Meng Li
doaj   +1 more source

Lightning Evaluation of Overhead Transmission Line Protected by EGLA

open access: yesIranian Journal of Electrical and Electronic Engineering, 2022
Lightning is the main factor of outage and insulation breakdown of power system. The lightning event can produce dangerous overvoltage, equipment failures, and power supply interruption.
M. Khodsuz
doaj  

Вивчення впливу атмосферних перенапруг на повітряні лінії середніх класів напруги [PDF]

open access: yes, 2017
The article is devoted to the effect of atmospheric overvoltages on the operation of overhead lines of electrical distribution networks with protected and bare wires.
Danylchenko, Dmytro
core   +1 more source

A Calculation Method for Line Harmonic Current Based on Three-Terminal HVDC Transmission System

open access: yesZhongguo dianli, 2021
In view of the potential problem of harmonic current amplification of overhead transmission lines in three-terminal DC transmission system, a study is conducted on the harmonic current of bipolar overhead lines under different operating modes.
Jiaying CUI   +4 more
doaj   +1 more source

On the placement of line arrester on underbuilt overhead distribution line [PDF]

open access: yes, 2011
Lightning performance of distribution line is an important issue in the countries with high lightning density such as Malaysia. Many studies have been carried out to investigate the lightning performance and thus protect the overhead line from this ...
Ab Kadir, Mohd Zainal Abidin   +2 more
core   +1 more source

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