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Alfredo Ortiz Fernández
Alfredo Ortiz Fernández
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Title
Cited by
Cited by
Year
Comparative evaluation of alternative fluids for power transformers
I Fernández, A Ortiz, F Delgado, C Renedo, S Pérez
Electric Power Systems Research 98, 58-69, 2013
2492013
A review: Energy recovery in batch processes
I Fernández, CJ Renedo, SF Pérez, A Ortiz, M Mañana
Renewable and Sustainable Energy Reviews 16 (4), 2260-2277, 2012
1022012
Study of different cogeneration alternatives for a Spanish hospital center
CJ Renedo, A Ortiz, M Manana, D Silio, S Perez
Energy and Buildings 38 (5), 484-490, 2006
982006
Three-Phase Adaptive Frequency Measurement Based on Clarke’s Transformation
M Mañana, A Ortiz, LI Eguíluz, C Renedo
IEEE TRANSACTIONS ON POWER DELIVERY 21 (3), 1101-1105, 2006
872006
Thermal degradation assessment of Kraft paper in power transformers insulated with natural esters
I Fernández, F Delgado, F Ortiz, A Ortiz, C Fernández, CJ Renedo, ...
Applied Thermal Engineering 104, 129-138, 2016
822016
Thermal-fluid characterization of alternative liquids of power transformers: A numerical approach
R Lecuna, F Delgado, A Ortiz, PB Castro, I Fernandez, CJ Renedo
IEEE Transactions on Dielectrics and Electrical Insulation 22 (5), 2522-2529, 2015
612015
Energy evaluation of the Eucalyptus globulus and the Eucalyptus nitens in the north of Spain (Cantabria)
S Pérez, CJ Renedo, A Ortiz, M Mañana, D Silió
Thermochimica acta 451 (1-2), 57-64, 2006
592006
Total harmonic distortion decomposition depending on distortion origin
A Ortiz, C Gherasim, M Manana, CJ Renedo, LI Eguiluz, RJM Belmans
IEEE Transactions on Power Delivery 20 (4), 2651-2656, 2005
592005
Numerical analysis of the hot-spot temperature of a power transformer with alternative dielectric liquids
A Santisteban, F Delgado, A Ortiz, I Fernández, CJ Renedo, F Ortiz
IEEE Transactions on Dielectrics and Electrical Insulation 24 (5), 3226-3235, 2017
582017
Health indexes for power transformers: A case study
F Ortiz, I Fernandez, A Ortiz, CJ Renedo, F Delgado, C Fernandez
IEEE Electrical Insulation Magazine 32 (5), 7-17, 2016
572016
Field winding fault diagnosis in DC motors during manufacturing using thermal monitoring
M Manana, A Arroyo, A Ortiz, CJ Renedo, S Perez, F Delgado
Applied Thermal Engineering 31 (5), 978-983, 2011
552011
Thermal modelling of a power transformer disc type winding immersed in mineral and ester-based oils using network models and CFD
A Santisteban, A Piquero, F Ortiz, F Delgado, A Ortiz
IEEE Access 7, 174651-174661, 2019
452019
Energetic density of different forest species of energy crops in Cantabria (Spain)
S Pérez, CJ Renedo, A Ortiz, M Mañana, F Delgado, C Tejedor
Biomass and bioenergy 35 (11), 4657-4664, 2011
402011
Effect of TiO2 and ZnO Nanoparticles on the Performance of Dielectric Nanofluids Based on Vegetable Esters During Their Aging
I Fernández, R Valiente, F Ortiz, CJ Renedo, A Ortiz
Nanomaterials 10 (4), 692, 2020
392020
Aging assessment of dielectric vegetable oils
J Carcedo, I Fernández, A Ortiz, F Delgado, CJ Renedo, C Pesquera
IEEE Electrical Insulation Magazine 31 (6), 13-21, 2015
392015
Quantification of Kraft paper ageing in mineral oil impregnated insulation systems through mechanical characterization
IA Carrascal, C Fernández-Diego, JA Casado, S Diego, I Fernández, ...
Cellulose 25, 3583-3594, 2018
332018
Energy potential of waste from 10 forest species in the North of Spain (Cantabria)
S Pérez, CJ Renedo, A Ortiz, M Manana
Bioresource technology 99 (14), 6339-6345, 2008
332008
The aging impact on the cooling capacity of a natural ester used in power transformers
A Ortiz, F Delgado, F Ortiz, I Fernández, A Santisteban
Applied Thermal Engineering 144, 797-803, 2018
312018
Transformer health indices calculation considering hot-spot temperature and load index
FO Fernández, A Ortiz, F Delgado, I Fernández, A Santisteban, ...
IEEE Electrical Insulation Magazine 33 (2), 35-43, 2017
292017
Titania nanofluids based on natural ester: Cooling and insulation properties assessment
C Olmo, C Mendez, F Ortiz, F Delgado, A Ortiz
Nanomaterials 10 (4), 603, 2020
282020
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