Listar por autor "García-Diez, Ana"

Mostrando ítems 1-12 de 12

    • Analysis of Contracts to Build Energy Infrastructures to Optimize the OPEX 

      Losada Maseda, Jesús Javier; Castro-Santos, Laura; Graña-López, Manuel Ángel; García-Diez, Ana; Filgueira-Vizoso, Almudena (MDPI, 2020-09-03)
      [Abstract] The employer (owner) of the project wants to obtain the maximum profit for the money invested and the consultant (contractor) will try to give less for that money. The regulation of their relationship is based ...

    • Analysis of the Real Energy Consumption of Energy Saving Lamps 

      Graña-López, Manuel Ángel; Filgueira-Vizoso, Almudena; Castro-Santos, Laura; García-Diez, Ana (MDPI, 2020)
      [Abstract] Light emitting diode (LED) and compact fluorescent light (CFL) lamps are widely used because they are associated with low energy consumption and a reduced environmental impact. In the present paper, a study of ...

    • Evaluation of Hardness, Sliding Wear and Strength of a Hypoeutectic White Iron with 25%Cr after Heat Treatments 

      González-Pociño, Alejandro; Asensio-Lozano, Juan; Álvarez-Antolín, J. F.; García-Diez, Ana (MDPI, 2021-06)
      [Abstract] Hypoeutectic white cast irons with a high chrome content are commonly used in the industrial mining sector where there is a demand for both high resistance to adhesive wear and an acceptable toughness for the ...

    • Fatigue Study of the Pre-Corroded 6082-T6 Aluminum Alloy in Saline Atmosphere 

      Fernández Muñoz, Alejandro; Mier, Jose; García-Diez, Ana; Camba, C.; Galán-Díaz, Juan José (MDPI, 2020-09)
      [Abstract] This work studies the influence of the saline atmospheric corrosion on the fatigue strength of 6061-T6 aluminum alloy. For this purpose, this alloy was subjected to tests in a salt spray corrosion chamber at ...

    • How Important Are Ports for the Offshore Wind Industry?: The Case of Spain 

      Filgueira-Vizoso, Almudena; Puime Guillén, Félix; Cordal Iglesias, David; García-Diez, Ana; Lamas, M.I.; Castro-Santos, Laura (European Association for the Development of Renewable Energies, Environment and Power Quality (EA4EPQ), 2021-09)
      [Abstract] Offshore wind is becoming a new technology to develop a better sustainable world. Its progress is linked to the use of port facilities, where the offshore wind farms can be stored or pre-installed. The aim of ...

    • Improvement of Impact Toughness and Abrasion Resistance of a 3C-25Cr-0.5Mo Alloy Using a Design of Experiment Statistical Technique: Microstructural Correlations after Heat Treatments 

      González-Pociño, Alejandro; Asensio-Lozano, Juan; Álvarez-Antolín, J. F.; García-Diez, Ana (MDPI, 2021)
      [Abstract] Hypoeutectic high chromium white cast irons are commonly used in the mining and cement industries, where high resistance to abrasive wear is demanded. Through the application of a Design of Experiment technique ...

    • Opening or Not Opening Educational Centers in Time of SARS-CoV-2? Analysis of the Situation in Galicia (Spain) 

      Filgueira-Vizoso, Almudena; Castro-Santos, Laura; García-Diez, Ana; Puime Guillén, Félix; Lamas, M.I.; Graña-López, Manuel Ángel (MDPI, 2022-05-05)
      [Abstract] The appearance of the SARS-CoV-2 pandemic on the world stage has implemented changes in all social activities and, therefore, in teaching at all educational levels. On the one hand, it is argued that the closure ...

    • STEMbach Experiences at Higher Education 

      Castro-Santos, Laura; Puime Guillén, Félix; Lamas, M.I.; García-Diez, Ana; Enríquez-Díaz, Joaquín; Boedo, Lucía; Lagoa-Varela, Dolores; Álvarez García, Begoña; Filgueira-Vizoso, Almudena (De Gruyter Open Ltd, 2023-01)
      [Abstract]: The aim of this work is to describe several experiences of STEMbach in different areas: engineering, economics, materials, etc. The STEMbach is a program carried out by high school students during their two ...

    • Study of the Rotary Bending Fatigue Resistance of 30MnB5, 41CrS4 and 30MnVS6 Steels 

      García-Diez, Ana; Galán-Díaz, Juan José; Graña-López, Manuel Ángel; Toledano, Mar (MDPI, 2022)
      [Abstract] In this study, a comparative analysis of the fatigue behavior of four types of steels, three of quenching and tempering (30MnB5 subjected to two different heat treatments and 41CrS4) and one microalloyed (30MnVS6), ...

    • Study of the sustainability of electrical power systems: analysis of the causes that generate reactive power 

      Graña-López, Manuel Ángel; García-Diez, Ana; Filgueira-Vizoso, Almudena; Chouza Gestoso, Jesús; Masdías-Bonome, Antonio (MDPI AG, 2019-12-16)
      [Abstract] Reactive power is an important parameter in electrical power systems since it affects the efficiency of the system because it is not useful energy. It decreases the power factor of the system and limits the ...

    • The technical and economic feasibility of the CENTEC floating offshore wind platform 

      Filgueira-Vizoso, Almudena; Castro-Santos, Laura; Cordal Iglesias, David; Puime Guillén, Félix; Lamas, M.I.; García-Diez, Ana; Uzunoglu, Emre; Díaz, Hugo; Soares, Carlos Guedes (MDPI, 2022-09-21)
      [Abstract]: This paper defines a methodology for the economic feasibility analysis of a floating offshore wind farm composed of tensioned leg platforms, which are part of the EU ARCWIND research project. In this context, ...

    • The Wear Responses of the Welded Joints of ASTM A335 Gr. P11 Steels Affected by Accelerated Flow Corrosion 

      Montero, Javier; Filgueira-Vizoso, Almudena; García-Diez, Ana; Mier, Jose; Camba, C. (MDPI, 2019)
      [Abstract] This study shows the efects of wear on welded joints of ASTM A355 Gr. P11 “Seamless Ferritic Alloy-Steel Pipe for High Temperature Service” steels subjected to the welding procedures established by codes B31.1 ...