Recent Submissions

  • Multivariate identification of extruded PLA samples from the infrared spectrum 

    Riba Ruiz, Jordi-Roger; Cantero, Rosa; García Masabet, Violeta del Valle; Cailloux, Jonathan; Canals, Trini; Maspoch Rulduà, Mª Lluïsa (Springer, 2020-01)
    Article
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    Polylactic acid (PLA) is a biodegradable thermoplastic polymer that is presented as a good alternative to petroleum-derived plastics. Some of the major drawbacks of this material are its lack of thermal stability and rapid ...
  • Optimal power flow operation of an interline current flow controller in an hybrid AC/DC meshed grid 

    Sau Bassols, Joan; Zhao, Q.; García González, Javier; Prieto Araujo, Eduardo; Gomis Bellmunt, Oriol (2019-12-01)
    Article
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    This paper is meant to show that an interline Current Flow Controller (CFC) is able to reduce the operating costs of hybrid AC/DC meshed grids by alleviating the congestion within the DC lines. The work considers a ...
  • A modified partial power structure for quasi Z-source converter to improve voltage gain and power rating 

    Honarmand, Shahin; Rajaei, Amirhossein; Shahparasti, Mahdi; Luna Alloza, Álvaro; Pouresmaeil, Edris (2019-06-01)
    Article
    Open Access
    Employing partial power processing (PPP) technique for quasi Z-source converter (QZSC) a new structure of the converter is presented. Using PPP technique although eliminates electrical insolation, but permits reducing ...
  • Grafeno: el material del presente con mucho futuro 

    Mujal-Rosas, Ramon Maria; Colom Fajula, Xavier; Salueña Berna, Javier (Grupo Tecnipublicaciones, 2019-02-14)
    Article
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  • Extending 2-D space vector PWM for three-phase four-leg inverters 

    Heredero Peris, Daniel; Llonch Masachs, Marc; Chillón Antón, Cristian; Bergas Jané, Joan Gabriel; Pagès Giménez, Marc; Sumper, Andreas; Montesinos Miracle, Daniel (2019-05-07)
    Article
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    This paper proposes a novel Space Vector Pulse Width Modulation strategy extending conventional 2-D SVPWM strategies for its use in three-phase four-leg inverters. The methodology is based on the segregation of the zero ...
  • Engineering education for sustainable development: The European Project Semester approach 

    Duarte, Abel José; Malheiro, Benedita; Arnó Macià, Elisabet; Perat Benavides, Josep Ignasi (2019-07-16)
    Article
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    Contribution: An analysis of the extent to which sustainability is present in the syllabi, project briefs, report templates, and student final reports of the three Iberian European project semester (EPS) providers, over a ...
  • Valoración de los accidentes graves y mortales en las minas españolas entre los años 2013 y 2017 

    Freijo Álvarez, Modesto; Sanmiquel Pera, Lluís; Montañá Puig, Juan; Romero Durán, David (2019-06-25)
    Article
    Open Access
    La industria minera es considerada como una de las industrias más peligrosas. Hay la necesidad de una gestión eficaz de la salud y de la seguridad en el trabajo para salvaguardar a los trabajadores. El objetivo de este ...
  • Feasibility analysis of reduced-scale visual corona tests in high-voltage laboratories 

    Abomailek Rubio, Basel Carlos; Riba Ruiz, Jordi-Roger; Casals Torrens, Pau (2019-06-18)
    Article
    Open Access
    Corona is a critical effect that must be considered during the design and optimization stages of high-voltage hardware such as substation connectors, since due to the harmful effects, corona threats power systems reliability. ...
  • Analysis and mitigation of stray capacitance effects in resistive high-voltage dividers 

    Riba Ruiz, Jordi-Roger; Capelli, Francesca; Moreno Eguilaz, Juan Manuel (Multidisciplinary Digital Publishing Institute (MDPI), 2019-06-14)
    Article
    Open Access
    This work analyzes the effects of the parasitic or stray distributed capacitance to ground in high-voltage environments and assesses the effectiveness of different corrective actions to minimize such effects. To this ...
  • Polarimetric radar characteristics of lightning initiation and propagating channels 

    Figueras i Ventura, Jordi; Pineda Rüegg, Nicolau; Besic, Nikola; Grazioli, Jacopo; Hering, Alessandro; Van der Velde, Oscar Arnoud; Romero Durán, David; Sunjerga, A.; Mostajabi, A.; Azadifar, M.; Rubinstein, M.; Montañá Puig, Juan; Germann, Urs; Rachidi-Haeri, Farhad (2019-05-27)
    Article
    Open Access
    In this paper we present an analysis of a large dataset of lightning and polarimetric weather radar data collected in the course of a lightning measurement campaign that took place in the summer of 2017 in the area surrounding ...
  • On the TGF/lightning ratio asymmetry 

    Fabró Tàpia, Ferran; Montañá Puig, Juan; Van der Velde, Oscar Arnoud; Pineda Rüegg, Nicolau; Williams, Earle R. (2019-05-14)
    Article
    Open Access
    Africa is one of the most productive lightning regions on Earth, yet it has a lower TGF-to-lightning ratio especially compared with Central America. In this paper we have analyzed the global distribution of different ...
  • Optimal feeder flow control for grid connected microgrids 

    Bullich Massagué, Eduard; Aragüés Peñalba, Mònica; Prieto Araujo, Eduardo; Sumper, Andreas; Caire, Raphael (2019-11-01)
    Article
    Restricted access - publisher's policy
    The optimal management of distributed energy resources is one of theexisting challenges for the deployment of microgrids. When microgrids op-erate under feeder flow control mode, trying to maintain a constant self-consumption, ...

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