Results 11 to 20 of about 469,783 (207)

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

Non-Intrusive Voltage-Inversion Measurement Method for Overhead Transmission Lines Based on Near-End Electric-Field Integration

open access: yesEnergies, 2023
Existing electric-field integral inversion methods have limited field application conditions, and they are difficult to arrange electric-field measurement points on high-span overhead lines.
Wei Liao   +5 more
doaj   +1 more source

Surface-Integrated Electric Field Sensor for the Detection of High-Voltage Power Lines

open access: yesSensors, 2021
When a drone is used for inspection of facilities, there are often cases in which high-voltage power lines interfere, resulting in the drone being caught or falling. To prevent this type of incident, drones must be capable of detecting high-voltage power
Gunbok Lee   +3 more
doaj   +1 more source

Development of Methods for an Overhead Cable Health Index Evaluation That Considers Economic Feasibility

open access: yesEnergies, 2023
To supply stable and high-quality power according to the advancement of industrial growth, electric power companies have performed maintenance of power facilities using various methods.
Hyeseon Lee   +4 more
doaj   +1 more source

Influence of contact gaps on the conditions of vehicles supply and wear and tear of catenary wires in a 3 kV DC traction system [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2020
Short-term contact losses between a pantograph and a contact wire are not included in the standards nor are they taken into account in evaluating pantograph-contact wire interaction.
T. Maciołek   +3 more
doaj   +1 more source

Optimization and application of artificial intelligence in robotic automated distribution network overhead line engineering

open access: yesEAI Endorsed Transactions on Energy Web, 2023
INTRODUCTION: Artificial intelligence is a product of high-end technological development since the 21st century, which has subverted people's traditional cognition in many aspects and greatly enriched and improved people's lives.
Xue Li, Meng Li, Yi Tan, Yunhui Wang
doaj   +1 more source

Fault section identification method for the UHV GIL-overhead hybrid line

open access: yesThe Journal of Engineering, 2019
GIL-overhead hybrid transmission line is an essential way for UHV waters crossing power transmission over long distance in china. The fault section identification of the UHV GIL-overhead hybrid line is a previous work for the protection selective ...
Botong Li   +3 more
doaj   +1 more source

Use of rod compactors for high voltage overhead power lines magnetic field mitigation [PDF]

open access: yes, 2017
In the last decades, strengthening the high voltage transmission system through the installation of new overhead power lines has become critical, especially in highly developed areas.
Bignucolo, Fabio   +3 more
core   +2 more sources

Normalization of double-circuit overhead line magnetic field inside Khrushchev building

open access: yesElectrical engineering & Electromechanics, 2021
This paper deals with the mitigation of 110 kV double-circuit overhead line magnetic field inside five-story Khrushchev buildings. We show that the magnetic field can exceed the reference level 0.5 μT in 90 % part of living space.
K. V. Chunikhin, V. S. Grinchenko
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

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