Rafael Villarroel Rodríguez
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A Review of Moisture Diffusion Coefficients in Transformer Solid Insulation—Part 2: Experimental Validation of the Coefficients
DF García, R Villarroel, B García, JC Burgos
IEEE Electrical Insulation Magazine 29 (2), 40-49, 2013
242013
Moisture diffusion coefficients of transformer pressboard insulation impregnated with natural esters.
R Villarroel, B García, D García, JC Burgos.
IEEE Transactions on Dielectrics and Electrical Insulation. 22 (1), 581-589, 2015
192015
Diffusion coefficient in transformer pressboard insulation part 2: mineral oil impregnated.
R Villarroel, D García, B García, JC Burgos.
IEEE Transactions on Dielectrics and Electrical Insulation. 21 (1), 394-402, 2014
192014
Diffusion coefficient in transformer pressboard insulation part 1: non impregnated pressboard.
R Villarroel, D García, B García, JC Burgos.
IEEE Transactions on Dielectrics and Electrical Insulation. 21 (1), 360-368, 2014
142014
A multiphysical model to study moisture dynamics in transformers
B García, R Villarroel, D García
IEEE Transactions on Power Delivery 34 (4), 1365-1373, 2019
92019
Particle Swarm Optimization vs Genetic Algorithm, Application and Comparison to Determine the Moisture Diffusion Coefficients of Pressboard Transformer Insulation
R Villarroel, D García, M Davila, E Caicedo
IEEE Transaction on Dielectrics and Electrical Insulation, 2015
92015
Assessing the use of natural esters for transformer field drying.
R Villarroel, B García, D García, JC Burgos.
IEEE Transactions on Power Delivery. 29 (4), 1894-1900, 2014
82014
Effect of the thickness on the water mobility inside transformer cellulosic insulation
DF García, RD Villarroel, B García, JC Burgos
IEEE Transactions on Power Delivery 31 (3), 955-962, 2015
62015
Experimental study on moisture dynamics in transformers insulated with natural-esters
R Villarroel, B Garcia, J Burgos, D Garcia
Solid Dielectrics (ICSD), 2013 IEEE International Conference on, 545-548, 2013
62013
Comparison of the drying times for kraft paper and pressboard in transformer factory drying
R Villarroel, DF Garcia, B Garcia, JC Burgos
XXth International Conference on Electrical Machines (ICEM), 2012, 1233-1237, 2012
62012
Experimental study of dynamic thermal behaviour of an 11 kV distribution transformer
R Villarroel, Q Liu, Z Wang
CIRED-Open Access Proceedings Journal 2017 (1), 158-162, 2017
42017
Top-oil temperature modelling by calibrating oil time constant for an oil natural air natural distribution transformer
L Wang, X Zhang, R Villarroel, Q Liu, Z Wang, L Zhou
IET Generation, Transmission & Distribution 14 (20), 4452-4458, 2020
32020
Moisture dynamics in natural-ester filled transformers
R Villarroel, BG de Burgos, DF García
International Journal of Electrical Power & Energy Systems 124, 106172, 2021
22021
Transformer field drying improvement by applying low-frequency-heating
DF Garcia, B Garcia, JC Burgos, R Villarroel
Workshop on Engineering Applications (WEA), 2012, 1-6, 2012
22012
A new methodology for determining the moisture diffusion coefficient of transformer solid insulation.
JCBRV D.F. García, B. García
11th IEEE International Conference on Solid Dielectrics (ICSD)., 2013
12013
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Artiklar 1–15