Results 31 to 40 of about 428,560 (344)

The application of the technology of sensor networks for the intellectualization of the overhead power transmission lines [PDF]

open access: yesE3S Web of Conferences, 2020
The length of overhead power transmission lines in the Russian Federation is over 2.8 million kilometers. Power grids are rapidly becoming obsolete. The level of deterioration of the equipment achieves 70% [1].
Ivanov Dmitry   +5 more
doaj   +1 more source

Magnetic Field Energy Harvesting Under Overhead Power Lines [PDF]

open access: yes, 2015
Condition monitoring for overhead power lines is critical for power transmission networks to improve their reliability, detect potential problems in the early stage, and ensure the utilization of the transmitting full capacity.
Huang, Yi   +5 more
core   +1 more source

Efficiency analysis of PV power plants shaded by MV overhead lines [PDF]

open access: yes, 2016
This paper deals with the occurrence of hot spot phenomena in photovoltaic (PV) systems under partial shading caused by objects on some parts of the modules.
Dolara, Alberto   +2 more
core   +4 more sources

Towards the text compression based feature extraction in high impedance fault detection [PDF]

open access: yes, 2019
High impedance faults of medium voltage overhead lines with covered conductors can be identified by the presence of partial discharges. Despite it is a subject of research for more than 60 years, online partial discharges detection is always a challenge,
Fulneček, Jan   +4 more
core   +1 more source

Active shielding of magnetic field with circular space-time characteristic [PDF]

open access: yes, 2020
Aim. The synthesis of two degree of freedom robust two circuit system of active shielding of magnetic field with circular spacetime characteristic, generated by overhead power lines with "triangle" type of phase conductors arrangements for reducing the ...
Bovdui, I. V.   +5 more
core   +4 more sources

IMPROVING THE RELIABILITY OF OVERHEAD POWER TRANSMISSION LINES THROUGH THE INTRODUCTION OF INFORMATION AND MEASUREMENT SYSTEMS FOR MONITORING THEIR PARAMETERS

open access: yesИзмерение, мониторинг, управление, контроль, 2022
Background. Based on the analysis of statistical data, it is shown that the Penza region belongs to the "dangerous wind zone", in which accidents on overhead lines in the autumn-winter period become not uncommon phenomena for electric grid ...
V.A. Listyukhin   +4 more
doaj   +1 more source

Photovoltaic Maximum Penetration Limits on Medium Voltage Overhead and Underground Cable Distribution Feeders: A Comparative Study

open access: yesEnergies, 2021
This paper investigates the maximum photovoltaic (PV) penetration limits on both overhead lines and underground cables medium voltage radial distribution system. The maximum PV penetration limit is estimated considering both bus voltage limit (1.05 p.u.)
Sultan Sh. Alanzi, Rashad M. Kamel
doaj   +1 more source

Impact of HVOTLS on Residential Property Rental Values in High-Brow Lagos Metropolis [PDF]

open access: yes, 2012
High Voltage Overhead Transmission Lines (HVOTLs) otherwise refered to as power-lines have been debated to facilitate property value diminution. This current study investigates the impact of power-lines on the rents of residential properties in high ...
Akinjare, O. A.   +2 more
core   +1 more source

The Mode of Constructing Safe Trajectories of Motion of the Unmanned Aerial Vehicle while Monitoring Power Lines Considering the Influence of their Electromagnetic Fields [PDF]

open access: yesProblems of the Regional Energetics, 2019
The aim of this paper is to increase the flight safety of an unmanned aerial vehicle that monitors power lines under the negative influence of electromagnetic fields on the on-board equipment.
Shabanova A.R.   +2 more
doaj   +1 more source

Evaluation of the Idle time of Single-Chain and Double-Chain Overhead Power Lines of 6–10 kV by Methods of Queuing Theory [PDF]

open access: yesProblems of the Regional Energetics, 2022
The aim of this work is to substantiate the idle time evaluation of the overhead power line (OPL) according to the reliability indicators of its main elements using the probability value of the overhead power line availability factor. Statistical studies
Basmanov V.G., Kholmanskikh V.M.
doaj   +1 more source

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