Long-term storage and fuel quality of residual Eucalyptus globulus biomass

Article

Industrial Crops and Products, 2024, 211, 118268

 Authorship: SEVERIANO FIDENCIO PEREZ REMESAL, INMACULADA FERNANDEZ DIEGO, FELIX ORTIZ FERNANDEZ, ABEL ORTIZ

 22/02/2024

A brief review of the impregnation process with dielectric fluids of cellulosic materials used in electric power transformers

Article

Energies, 2023, 16(9), 3673

 Authorship: JAIME SANZ ASENSIO, CARLOS JAVIER RENEDO ESTEBANEZ, ALFREDO ORTIZ FERNANDEZ, PEDRO JOSE QUINTANILLA CAVIA, FELIX ORTIZ FERNANDEZ, DIEGO FERNANDO GARCIA GOMEZ

 25/04/2023

Mineral and ester nanofluids as dielectric cooling liquid for power transformers

Article

Nanomaterials, 2022, 12(15), 2723

 Authorship: CRISTIAN OLMO SALAS, CRISTINA MENDEZ GUTIERREZ, PEDRO JOSE QUINTANILLA CAVIA, FELIX ORTIZ FERNANDEZ, CARLOS JAVIER RENEDO ESTEBANEZ, ALFREDO ORTIZ FERNANDEZ

 08/08/2022

CFD study of the impact of the deviation on the mass flow inlet on winding hot-spot temperature of a power transformer using mineral and ester oils

Conference object

IEEE 21st International Conference on Dielectric Liquids (ICDL 2022): 29 May-2 June 2022, Sevilla, Spain.

 Authorship: AGUSTIN SANTISTEBAN DIAZ, FELIX ORTIZ FERNANDEZ, A. KEREM KÖSEOGLU, RAMAZAN ALTAY, CARLOS JAVIER RENEDO ESTEBANEZ, ALFREDO ORTIZ FERNANDEZ

 2022

Effect of the thermal characteristics of dielectric fluids on the loading capacity of a power transformer

Conference object

IEEE 21st International Conference on Dielectric Liquids (ICDL 2022): 29 May-2 June 2022, Sevilla, Spain.

 Authorship: DAVID MATIA GONZALEZ, AGUSTIN SANTISTEBAN DIAZ, FELIX ORTIZ FERNANDEZ, PEDRO JOSE QUINTANILLA CAVIA, DIEGO FERNANDO GARCÍA GÓMEZ, ALFREDO ORTIZ FERNANDEZ

 2022

Effect of TiO2 and ZnO nanoparticles on the performance of dielectric nanofluids based on vegetable esters during their aging

Article

Nanomaterials, 2020, 10(4), 692

 Authorship: INMACULADA FERNANDEZ DIEGO, RAFAEL VALIENTE BARROSO, FELIX ORTIZ FERNANDEZ, CARLOS JAVIER RENEDO ESTEBANEZ, ALFREDO ORTIZ FERNANDEZ

 06/04/2020

Titania nanofluids based on natural ester: cooling and insulation properties assessment

Article

Nanomaterials, 2020, 10(4), 603

 Authorship: CRISTIAN OLMO SALAS, CRISTINA MENDEZ GUTIERREZ, FELIX ORTIZ FERNANDEZ, FERNANDO DELGADO SAN ROMAN, ALFREDO ORTIZ FERNANDEZ

 26/03/2020

Residual biomass in Eucalyptus globulus plantations according to stand quality

Article

Biomass and Bioenergy, 2020, 141, 105699

 Authorship: SEVERIANO FIDENCIO PEREZ REMESAL, CARLOS JAVIER RENEDO ESTEBANEZ, ALFREDO ORTIZ FERNANDEZ, FELIX ORTIZ FERNANDEZ

 01/10/2020

Use of alternative fluids in very high-power transformers: experimental and numerical thermal studies

Article

IEEE Access, 2020, 8, 207054-207062

 Authorship: RAMAZAN ALTAY, AGUSTIN SANTISTEBAN DIAZ, CRISTIAN OLMO SALAS, CARLOS JAVIER RENEDO ESTEBANEZ, ALFREDO ORTIZ FERNANDEZ, FELIX ORTIZ FERNANDEZ, FERNANDO DELGADO SAN ROMAN

 27/11/2020

Effect of magnetic and non-magnetic nanoparticles on insulation and cooling behaviour of a natural ester for power transformers

Conference object

Proceedings of 2020 International Symposium on Electrical Insulating Materials (ISEIM): virtual web conference, alternative to Waseda University, Tokyo, Japan

 Authorship: CRISTINA MENDEZ GUTIERREZ, INMACULADA FERNANDEZ DIEGO, ALFREDO ORTIZ FERNANDEZ, FELIX ORTIZ FERNANDEZ, CRISTIAN OLMO SALAS, AGUSTIN SANTISTEBAN DIAZ, FERNANDO DELGADO SAN ROMAN, CARLOS JAVIER RENEDO ESTEBANEZ

 2020

Maghemite nanofluid based on natural ester: cooling and insulation properties assessment

Article

IEEE Access, 2019, 7, 145851-145860

 Authorship: CRISTIAN OLMO SALAS, CRISTINA MENDEZ GUTIERREZ, FELIX ORTIZ FERNANDEZ, FERNANDO DELGADO SAN ROMAN, RAFAEL VALIENTE BARROSO, PETER WERLE

 04/10/2019

Thermal modelling of a power transformer disc type winding immersed in mineral and ester-based oils using network models and CFD

Article

IEEE Access, 2019, 7, 174651-174661

 Authorship: AGUSTIN SANTISTEBAN DIAZ, ALEJANDRO PIQUERO GONZALEZ, FELIX ORTIZ FERNANDEZ, FERNANDO DELGADO SAN ROMAN, ALFREDO ORTIZ FERNANDEZ

 02/12/2019

Cooling performance of different dielectric fluids containing nanoparticles in a transformer winding

Conference object

IEEE 20th International Conference on Dielectric Liquids: ICDL, Roma, 22-27 June, 2019: Proceedings

 Authorship: AGUSTIN SANTISTEBAN DIAZ, CRISTIAN OLMO SALAS, CRISTINA MENDEZ GUTIERREZ, FERNANDO DELGADO SAN ROMAN, CARLOS JAVIER RENEDO ESTEBANEZ, FELIX ORTIZ FERNANDEZ

 2019

Effect of maghemite nanoparticles on insulation and cooling behaviour of a natural ester used in power transformers

Conference object

IEEE 20th International Conference on Dielectric Liquids: ICDL, Roma, 22-27 June, 2019: Proceedings

 Authorship: CRISTIAN OLMO SALAS, INMACULADA FERNANDEZ DIEGO, AGUSTIN SANTISTEBAN DIAZ, CRISTINA MENDEZ GUTIERREZ, FELIX ORTIZ FERNANDEZ, ALFREDO ORTIZ FERNANDEZ

 2019

Thermal modeling of a power transformer with different dielectric liquids

Conference object

XI National and II International Engineering Thermodynamics Congress: proceedings book, Albacete (Spain), Castilla-La Mancha University from June 12th to 14th, 2019

 Authorship: AGUSTIN SANTISTEBAN DIAZ, FELIX ORTIZ FERNANDEZ, CARLOS JAVIER RENEDO ESTEBANEZ, SEVERIANO FIDENCIO PEREZ REMESAL, CRISTINA MENDEZ GUTIERREZ, CRISTINA FERNANDEZ DIEGO

 2019

Evaluation of the optimal connection of power transformers in the substations of a hospital

Article

Energies, 2018, 11(2), 419

 Authorship: CARLOS JAVIER RENEDO ESTEBANEZ, AGUSTIN SANTISTEBAN DIAZ, FELIX ORTIZ FERNANDEZ, CRISTIAN OLMO SALAS, ALFREDO ORTIZ FERNANDEZ

 11/02/2018

Dielectric properties enhancement of vegetal transformer oil with TiO2, CuO and ZnO nanoparticles

Conference object

Renewable Energy & Power Quality Journal (RE&PQJ), 2018, 1(16), 623-627

 Authorship: CRISTIAN OLMO SALAS, INMACULADA FERNANDEZ DIEGO, FELIX ORTIZ FERNANDEZ, CARLOS JAVIER RENEDO ESTEBANEZ, SEVERIANO FIDENCIO PEREZ REMESAL

 01/04/2018

The aging impact on the cooling capacity of a natural ester used in power transformers

Article

Applied Thermal Engineering, 2018, 144, 797-803

 Authorship: ALFREDO ORTIZ FERNANDEZ, FERNANDO DELGADO SAN ROMAN, FELIX ORTIZ FERNANDEZ, INMACULADA FERNANDEZ DIEGO, AGUSTIN SANTISTEBAN DIAZ

 05/11/2018

Assessment of dielectric paper degradation through mechanical characterisation

Book part

Simulation and modelling of electrical insulation weaknesses in electrical equipment

 Authorship: CRISTINA FERNANDEZ DIEGO, INMACULADA FERNANDEZ DIEGO, FELIX ORTIZ FERNANDEZ, ISIDRO ALFONSO CARRASCAL VAQUERO, CARLOS JAVIER RENEDO ESTEBANEZ, FERNANDO DELGADO SAN ROMAN

 2018

Thermal modelling of electrical insulation system in power transformers

Book part

Simulation and modelling of electrical insulation weaknesses in electrical equipment

 Authorship: AGUSTIN SANTISTEBAN DIAZ, FERNANDO DELGADO SAN ROMAN, ALFREDO ORTIZ FERNANDEZ, CARLOS JAVIER RENEDO ESTEBANEZ, FELIX ORTIZ FERNANDEZ

 2018

Numerical and experimental analysis of the aging impact on the cooling capacity of a natural ester-based oil used in power transformers

Conference object

IEEE International Conference on High Voltage Engineering and Application (ICHVE 2018): Proceedings of a meeting held 10-13 September 2018, Athens, Greece.

 Authorship: ALFREDO ORTIZ FERNANDEZ, FERNANDO DELGADO SAN ROMAN, FELIX ORTIZ FERNANDEZ, INMACULADA FERNANDEZ DIEGO, AGUSTIN SANTISTEBAN DIAZ

 2018

Biomass losses caused by Teratosphaeria leaf disease in Eucalyptus globulus short rotation forestry

Article

Forests 2017, 8(11), 447

 Authorship: SEVERIANO FIDENCIO PEREZ REMESAL, CARLOS JAVIER RENEDO ESTEBANEZ, ALFREDO ORTIZ FERNANDEZ, FELIX ORTIZ FERNANDEZ, AGUSTIN SANTISTEBAN DIAZ

 17/11/2017

Transformer health indices calculation considering hot-spot temperature and load index

Article

IEEE Electrical Insulation Magazine, 2017, 33(2), 35-43

 Authorship: FELIX ORTIZ FERNANDEZ, ALFREDO ORTIZ FERNANDEZ, FERNANDO DELGADO SAN ROMAN, INMACULADA FERNANDEZ DIEGO, AGUSTIN SANTISTEBAN DIAZ, ANDREA CAVALLINI

 01/03/2017

Numerical analysis of the hot-spot temperature of a power transformer with alternative dielectric liquids

Article

IEEE Transactions on Dielectrics and Electrical Insulation, 2017, 24(5), 3226-3235

 Authorship: AGUSTIN SANTISTEBAN DIAZ, FERNANDO DELGADO SAN ROMAN, ALFREDO ORTIZ FERNANDEZ, INMACULADA FERNANDEZ DIEGO, CARLOS JAVIER RENEDO ESTEBANEZ, FELIX ORTIZ FERNANDEZ

 01/10/2017

ANÁLISIS DE LAS PROPIEDADES DIELÉCTRICAS DE AISLAMIENTOS SÓLIDOS IMPREGNADOS CON LÍQUIDOS DIELÉCTRICOS

 Grupo De Investigación En Transformadores Eléctricos De Potencia (GITEP)

 DEPARTAMENTO DE INGENIERÍA ELÉCTRICA Y ENERGÉTICA

Head: ALFREDO ORTIZ FERNANDEZ

Typology: Competitive private projects, competitive autonomic and subcon…

Start year: 2020

GESTIÓN DEL CICLO DE VIDA DE TRANSFORMADORES AISLADOS CON FLUIDOS BIODEGRADABLES. Proyecto PID2019-107126RB-C22 financiado por MICIU/AEI /10.13039/501100011033

 Grupo De Investigación En Transformadores Eléctricos De Potencia (GITEP)

 DEPARTAMENTO DE INGENIERÍA ELÉCTRICA Y ENERGÉTICA

Heads: ALFREDO ORTIZ FERNANDEZ, CARLOS JAVIER RENEDO ESTEBANEZ

Typology: Competitive national public projects

Start year: 2020

FLUIDOS BIODEGRADABLES EN TRANSFORMADORES ELECTRICOS DE POTENCIA: IMPREGNACION DE DIELECTRICOS SOLIDOS Y MODELADO TERMICO CON THNM (CONSEJERÍA DE UNIVERSIDADES E INVESTIGACIÓN, MEDIO AMBIENTE Y POLÍTICA SOCIAL DEL GOBIERNO DE CANTABRIA)

 Sistemas Energéticos Y Técnicas Aplicadas (SEYTA)

 DEPARTAMENTO DE INGENIERÍA ELÉCTRICA Y ENERGÉTICA

Heads: CARLOS JAVIER RENEDO ESTEBANEZ, ALFREDO ORTIZ FERNANDEZ

Typology: Agreements and contracts art.83, University and Competitive Chairs UC

Start year: 2019

BIOTRAFO: RAISING KNOWLEDGE AND DEVELOPING TECHNOLOGY FOR THE DESIGN AND DEPLOYMENT OF HIGH-PERFORMANCE POWER TRANSFORMERS IMMERSED IN BIODEGRADABLE FLUIDS

 Grupo De Investigación En Transformadores Eléctricos De Potencia (GITEP)

 DEPARTAMENTO DE INGENIERÍA ELÉCTRICA Y ENERGÉTICA

Head: ALFREDO ORTIZ FERNANDEZ

Typology: European and international projects

Start year: 2019

ESTUDIO DEL PROCESO DE IMPREGNACIÓN EN MATERIALES DIELÉCTRICOS CON ACEITE BIODEGRADABLE

 Grupo De Investigación En Transformadores Eléctricos De Potencia (GITEP)

 DEPARTAMENTO DE INGENIERÍA ELÉCTRICA Y ENERGÉTICA

Head: ALFREDO ORTIZ FERNANDEZ

Typology: Competitive private projects, competitive autonomic and subcon…

Start year: 2018

ANÁLISIS COMPARATIVO DEL RENDIMIENTO DE ACEITES BIODEGRADABLES FRENTE A ACEITES DE ORIGEN MINERAL

 Grupo De Investigación En Transformadores Eléctricos De Potencia (GITEP)

 DEPARTAMENTO DE INGENIERÍA ELÉCTRICA Y ENERGÉTICA

Head: ALFREDO ORTIZ FERNANDEZ

Typology: Agreements and contracts art.83, University and Competitive Chairs UC

Start year: 2018

ANÁLISIS DE PROCESOS DE IMPREGNACIÓN DE MATERIALES CELULÓSICOS Y DE GENERACIÓN DE GASES EN FLUIDOS DIELÉCTRICOS DE ORIGEN VEGETAL Y MINERAL

 Grupo De Investigación En Transformadores Eléctricos De Potencia (GITEP)

 DEPARTAMENTO DE INGENIERÍA ELÉCTRICA Y ENERGÉTICA

Head: ALFREDO ORTIZ FERNANDEZ

Typology: Agreements and contracts art.83, University and Competitive Chairs UC

Start year: 2017

INTEGRACION DE LA MONITORIZACION DE TRANSFORMADORES DE POTENCIA EN HERRAMIENTAS DE GESTION ERP (TF16-XX-004 - SODERCAN/FEDER)

 Grupo De Investigación En Transformadores Eléctricos De Potencia (GITEP)

 DEPARTAMENTO DE INGENIERÍA ELÉCTRICA Y ENERGÉTICA

Head: FELIX ORTIZ FERNANDEZ

Typology: Competitive private projects, competitive autonomic and subcon…

Start year: 2016

CARACTERIZACION TERMICA DE ACEITES DIELECTRICOS

 Grupo De Investigación En Transformadores Eléctricos De Potencia (GITEP)

 DEPARTAMENTO DE INGENIERÍA ELÉCTRICA Y ENERGÉTICA

Head: ALFREDO ORTIZ FERNANDEZ

Typology: Agreements and contracts art.83, University and Competitive Chairs UC

Start year: 2016

PREPARATION OF A RESEARCH AND INNOVATION STAFF EXCHANGE PROJECT (RISE) IN THE FIELD OF POWER TRANSFORMERS

 Grupo De Investigación En Transformadores Eléctricos De Potencia (GITEP)

 DEPARTAMENTO DE INGENIERÍA ELÉCTRICA Y ENERGÉTICA

Head: ALFREDO ORTIZ FERNANDEZ

Typology: Competitive national public projects

Start year: 2015

ESTUDIO EXPERIMENTAL DEL RENDIMIENTO DE ACEITES DIELÉCTRICOS BIODEGRADABLES COMBINADOS CON NANOPARTÍCULAS MAGNÉTICAS EN TRANSFORMADORES DE POTENCIA

 Grupo De Investigación En Transformadores Eléctricos De Potencia (GITEP)

 DEPARTAMENTO DE INGENIERÍA ELÉCTRICA Y ENERGÉTICA

Head: INMACULADA FERNANDEZ DIEGO

Typology: Competitive national public projects

Start year: 2015

ESTUDIO DE LA CONDUCTIVIDAD TÉRMICA DE UN ACEITE MINERAL

 Grupo De Tecnologías Electro-Energéticas Avanzadas (GTEA)

 DEPARTAMENTO DE INGENIERÍA ELÉCTRICA Y ENERGÉTICA

Head: ALFREDO ORTIZ FERNANDEZ

Typology: Agreements and contracts art.83, University and Competitive Chairs UC

Start year: 2014

Evolución de las Propiedades Térmicas y Dieléctricas de un Aceite Vegetal de Transformador Mejorado con Nanopartículas

 Authorship: CRISTIAN OLMO SALAS

 Supervision: FERNANDO DELGADO SAN ROMAN , FELIX ORTIZ FERNANDEZ 

 Defense date: 24/06/2020