Results 41 to 50 of about 9,212,348 (200)

Numerical Investigations of the Thermal State of Overhead Lines and Underground Cables in Distribution Networks [PDF]

open access: yes, 2011
As part of extensive activities on the reduction of CO2 emissions, a rapid expansion of power generation using new more fuel efficient technologies (large, medium and embedded scale with combined heat and power (CHP) projects) and renewable energy ...
MAKHKAMOVA, IRINA
core  

Influence of Geomagnetic Disturbances in the Polar Regions on the Reactive Power Transmissions Mode on the Airline

open access: yesРоссийская Арктика, 2020
Analytical expressions are obtained for determining reactive power at the beginning and at the end of an intersystem overhead line, taking into account the parameters of the magnetization branches of power transformers, which allow one to take into ...
Aleksey A. KUVSHINOV   +2 more
doaj   +1 more source

The method for ice detection on wires of air-lines

open access: yesИзвестия высших учебных заведений: Проблемы энергетики, 2017
A new method for ice detection on wires of air-lines, including transmission by wire overhead line sine wave frequency and amplitude stable and fixing the level of the RF signal.
YU. V. Piskovatskiy, D. F. Gubaev
doaj   +1 more source

DEVELOPMENT OF SENSOR SYSTEM FOR MONITORING AND CONTROL OF QUANTITATIVE FREEZING FOR OVERHEAD LINES POWER

open access: yesИзвестия высших учебных заведений: Проблемы энергетики, 2017
Currently, the acute problem of timely inspection of overhead power lines. At the same time, one of the main tasks is to monitor freezing to overhead power lines.
D. A. Yaroslavskiy, M. F. Sadykov
doaj   +1 more source

Performance Analysis of a Dynamic Line Rating System Based on Project Experiences

open access: yesEnergies, 2022
This paper aims to demonstrate the performance and reliability analysis of a dynamic line rating (DLR) system at the Bulgarian demonstration site of the FLEXITRANSTORE project.
Levente Rácz   +4 more
doaj   +1 more source

COMPOSITE SUPPORTS OF OVERHEAD POWER LINES

open access: yesΛΌГOΣ МИСТЕЦТВО НАУКОВОЇ ДУМКИ, 2020
The article considers the feasibility of using composite supports during the replacement of overhead power lines, analyzes the relevance of these technologies. The advantages of composite overhead power line towers for construction, modernization and restoration work over traditional wooden and metal towers are substantiated.
openaire   +1 more source

Research on deep learning-based affiliated obstacle identification of overhead transmission line

open access: yesDiance yu yibiao
The overhead line patrol robot plays an important role in improving the line maintenance efficiency and ensuring the safe and stable operation of power system.
CHI Xingjiang, PAN Jinhu, GENG Junwei
doaj   +1 more source

Methodology of monitoring ice on wires with considering misalignment of power line armature

open access: yesИзвестия высших учебных заведений: Проблемы энергетики, 2017
One of the most serious causes of accidents in high-power electric power systems is the formation of ice on the wires of high-voltage transmission lines (HVL).
D. A. Yaroslavskiy   +5 more
doaj   +1 more source

Proximity to overhead power lines and childhood leukaemia: an international pooled analysis [PDF]

open access: yesBritish Journal of Cancer, 2018
BACKGROUND Although studies have consistently found an association between childhood leukaemia risk and magnetic fields, the associations between childhood leukaemia and distance to overhead power lines have been inconsistent. We pooled data from multiple studies to assess the association with distance and evaluate whether it is due to magnetic fields ...
Amoon, Aryana T   +25 more
openaire   +10 more sources

A Performance evaluation of two overhead power line proximity warning devices [PDF]

open access: yes
Accidental contact of overhead electrical power lines by mobile equipment is a leading cause of occupational fatalities in the United States, accounting for 20% of on-the-job electrocutions. Overhead electrical power line proximity warning devices (PWDs)

core   +3 more sources

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