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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
292013
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
252019
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
242015
Moisture dynamics in natural-ester filled transformers
R Villarroel, BG de Burgos, DF García
International Journal of Electrical Power & Energy Systems 124, 106172, 2021
222021
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
222014
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
202015
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
172014
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
122020
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
112014
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
92015
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
62017
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
52012
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
42013
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
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
12012
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