Results 51 to 60 of about 1,759 (186)

Examining fault behaviour of a superconducting DC network [PDF]

open access: yes, 2014
A large body of research is currently being conducted into superconducting power system applications, targeting improved efficiency and reductions in system size and weight.
Davies, K. M.   +4 more
core   +1 more source

A Survey on Optimization Techniques Applied to Magnetic Field Mitigation in Power Systems [PDF]

open access: yes, 2019
With the continuous increase in the number and relevance of electric transmission lines and distribution networks, there is a higher exposure to the magnetic fields generated by them, leading to more cases of human electrosensitivity, which greatly ...
Bravo-Rodríguez, Juan Carlos   +2 more
core  

Effective Cable Sizing Model for Building Electrical Services [PDF]

open access: yes, 2016
This paper mainly focuses on the sizing of electrical cables (i.e.cross-sectional area) and its accomplishment in various International standards. Cable sizing methods are at variance across International standards.
Nair, M. P. (M), Nithiyananthan, K. (K)
core   +1 more source

A Modified Ampacity Calculation Method for High-Voltage Cables Considering Grounding Modes

open access: yesApplied Sciences
To address the limitation of the IEC 60287 standard in accurately representing the electrothermal characteristics of cables under different grounding conditions, this study proposes a modified equivalent thermal resistance method, using a YJLW03-Z 64/110
Qianqiu Shao   +6 more
doaj   +1 more source

Calculation of harmonic losses and ampacity in low-voltage power cables when used for feeding large LED lighting loads

open access: yesAdvanced Electromagnetics, 2014
A numerical investigation on the harmonic disturbances in low-voltage cables feeding large LED loads is reported. A frequency domain analysis on several commercially-available LEDs was performed to investigate the signature of the harmonic current ...
N. J. Milardovich   +2 more
doaj   +1 more source

Parametric and nonparametric identification of shell and tube heat exchanger mathematical model [PDF]

open access: yes, 2012
Parametric and nonparametric models of a shell and tube heat exchanger are studied. Such models are very important because they provide information about controlling a system operation. Without the model, the control task would be difficult for tuning
Khaerudini, D. S.   +3 more
core   +1 more source

Optimization of Ampacity in High-Voltage Underground Cables with Thermal Backfill Using Dynamic PSO and Adaptive Strategies

open access: yesEnergies
This article addresses challenges in the design of underground high-voltage transmission lines, focusing on thermal management and cable ampacity determination.
Brayan A. Atoccsa   +5 more
doaj   +1 more source

Increasing Distributed Generation Penetration using Soft Normally-Open Points [PDF]

open access: yes, 2010
This paper considers the effects of various voltage control solutions on facilitating an increase in allowable levels of distributed generation installation before voltage violations occur.
Bloemink, JM, Green, TC
core   +1 more source

MV cable lifetime improvement analysis through transformer tap changes [PDF]

open access: yes, 2018
Cable life depends mainly on the thermal stress, which relates to the current applied on the cable. Voltage changes in medium voltage (MV) cables due to transformer tap changes will also change the current flowing through the cable, which will change the
Peer Mohamed, Faisal   +3 more
core   +1 more source

Polypropylene/SIO2 Nanocomposite with Improved Dielectric Properties for DC Cables [PDF]

open access: yes, 2017
A new generation of nanostructured polymeric insulating material is being developed under the GRIDABLE European project framework. One of the main objectives of this project is the improvement of the dielectric properties and the life performance of High
Ritamäki, Mikael, Seri, Paolo
core   +1 more source

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