Results 31 to 40 of about 341,656 (302)

Analytical Description of Overhead Transmission Lines Loadability

open access: yesEnergies, 2019
The loadability characteristics of overhead transmission lines (OHLs) is certainly not a new topic. However, driven by sustainability issues, the increasing need to exploit existing electrical infrastructures as much as possible, has given OHL ...
Davide Lauria   +2 more
doaj   +1 more source

Verification of a novel method of detecting faults in medium-voltage systems with covered conductors [PDF]

open access: yes, 2017
This paper describes the use of new methods of detecting faults in medium-voltage overhead lines built of covered conductors. The methods mainly address such faults as falling of a conductor, contacting a conductor with a tree branch, or falling a tree ...
Bartłomiejczyk, Mikołaj   +2 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

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

Estimating the Error of Fault Location on Overhead Power Lines by Emergency State Parameters Using an Analytical Technique

open access: yesEnergies, 2023
Fault location on overhead power lines achieved with the highest possible accuracy can reduce the time to locate faults. This contributes to ensuring the stability of power systems, as well as the reliability of power supply to consumers.
Aleksandr Kulikov   +3 more
doaj   +1 more source

Rural electrification using overhead HVDC transmission lines

open access: yesJournal of Energy in Southern Africa, 2017
One of mankind’s greatest modern challenges is poverty alleviation. The provision of electricity can greatly assist in this regard. The tapping of small amounts of power from an HVDC transmission line represents a solution to this problem especially in ...
Leon Chetty, Nelson Ijumba
doaj   +1 more source

LHCb trigger streams optimization

open access: yes, 2017
The LHCb experiment stores around $10^{11}$ collision events per year. A typical physics analysis deals with a final sample of up to $10^7$ events. Event preselection algorithms (lines) are used for data reduction.
Derkach, D.   +6 more
core   +1 more source

Power‐DETR: end‐to‐end power line defect components detection based on contrastive denoising and hybrid label assignment

open access: yesIET Generation, Transmission & Distribution
Maintenance of power transmission lines is essential for the safe and reliable operation of the power grid. The use of deep learning‐based networks to improve the performance of power line defect detection faces significant challenges, such as small ...
Zhiyuan Xie   +8 more
doaj   +1 more source

Numerical Calculation of Overhead Power Lines Dynamics

open access: yesJournal of Mechanical Engineering, 2016
This paper contains results of transient analysis of airflow around the ACSR power line cross-section in unsymmetric multi-span. The forces applied to the power line are obtained from CFD simulations, where the wind induced vibration is studied.
Gogola Roman   +2 more
doaj   +1 more source

Accurate and linear time pose estimation from points and lines [PDF]

open access: yes, 2016
The final publication is available at link.springer.comThe Perspective-n-Point (PnP) problem seeks to estimate the pose of a calibrated camera from n 3Dto-2D point correspondences.
A Ansar   +17 more
core   +1 more source

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