Results 21 to 30 of about 1,759 (186)

Ampacity of power cables exposed to solar radiation – recommendations of standards vs. CFD simulations

open access: yesE3S Web of Conferences, 2018
Ampacity of power cables strictly depends on the ambient conditions. It is very important whether a cable is buried in soil, installed in the air or placed in ducts. When a cable is installed in free air, potential solar radiation has the dominant impact
Czapp Stanislaw   +3 more
doaj   +1 more source

Fast calculation method of directly buried cables ampacity [PDF]

open access: yesVibroengineering Procedia, 2021
Accurate calculation of the ampacity of underground cables is an important prerequisite for ensuring the safe and economical operation of cables, the realization of this goal mainly depends on the accuracy of the calculation of the external thermal resistance of the cable.
Dan Pang   +5 more
openaire   +1 more source

Improvement of cable current carrying capacity using COMSOL software

open access: yesEnergy Reports, 2022
Based on the limitation of the characteristics of materials, in the transmission and distribution network of power system, the relationship between cable current carrying capacity and temperature is inseparable.
Chuanqiang Che   +5 more
doaj   +1 more source

The thermal regime around buried submarine high voltage cables [PDF]

open access: yes, 2016
The expansion of offshore renewable energy infrastructure and the need for trans-continental shelf power transmission require the use of submarine High Voltage (HV) cables.
Dix, J.K.   +6 more
core   +1 more source

Analytical Approach to Current Rating of Three-Phase Power Cable with Round Conductors

open access: yesEnergies, 2023
The continuous increase in the demand for electricity makes it necessary to modernize or build new transmission lines. This, in turn, results in research that is still being carried out on the optimal use of power cables.
Tomasz Szczegielniak   +2 more
doaj   +1 more source

CABLE AMPACITY DERATING [PDF]

open access: yes, 1995
The purpose and objective of this calculation is to determine the maximum ampacity of the cables in the underground duct bank for ensuring compliance with cable limits.
openaire   +2 more sources

New Experimental Method for Investigating AC-losses in Concentric HTS Power Cables

open access: yes, 2015
The optimization of a HTS cable design with respect to AC-losses is of crucial importance for the economic viability of the respective concept. However the experimental determination of AC-losses is not straightforward since for short cable samples the ...
Demencik, Eduard   +8 more
core   +2 more sources

Intelligent lighting control system for energy savings in office building [PDF]

open access: yes, 2018
Lighting system is a crucial sub-system and consumes substantial electricity energy in the buildings. This paper proposes an intelligent lighting control system using artificial neural network (ANN).
Abdullah, Mohd Noor   +1 more
core   +3 more sources

Research on optimal placement methodology of power cable in ductbank

open access: yesEnergy Reports, 2023
Power cable plays an important role for energy supply for urban areas and lots of cables lay in the ductbank. Usually, ductbank has several pipes arranged in parallel. There are many combined arrangement to set the multi-loop cable in the ductbank.
Jian Wang   +5 more
doaj   +1 more source

Regression relationships for costs of facilites in electrical power networks 10- 35 kV [PDF]

open access: yes, 2017
Обґрунтування заходів зі зменшення технологічних витрат електричної енергії потребує достовірних вартісних показників. Автори дослідили зміну вартості кабельно-провідникової продукції від її перерізу, а також вартості трансформаторів від їх номінальної
Буйний, Роман Олександрович   +2 more
core   +1 more source

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