Recent Submissions

  • 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
    Restricted access - publisher's policy
    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
    Restricted access - publisher's policy
  • 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
    Restricted access - publisher's policy
    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 ...
  • Active power limiter for static synchronous generators in renewable applications 

    Abdollahi, Mostafa; Candela García, José Ignacio; Rocabert Delgado, Joan; Muñoz Aguilar, Raúl Santiago (2018)
    Conference report
    Restricted access - publisher's policy
    Control of the power converters in the Renewable Static Synchronous Generation units based on the Synchronous Power Control technique (RSSG-SPC) provides the opportunity for the grid operators to use simple and efficient ...
  • Proposal of novel single-phase power quality indicators considering subsynchronous frequency perturbations in voltage and current under non-sinusoidal conditions 

    El Mariachet Carreño, Jordi; Matas Alcalá, José; Martín Cañadas, María Elena; Tinoco, G.; Abdalinejad, S.
    Conference report
    Open Access
    This work pretends to reconsider power quality (PQ), in AC single-phase low voltage systems, considering perturbation sources with frequency components below the fundamental frequency in voltage and current signals. These ...
  • 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
    Restricted access - publisher's policy
    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 ...
  • Análisis de un accidente del sector minero mediante el método del árbol de causas y el método de Feyer & Williamson 

    Sanmiquel Pera, Lluís; Bascompta Massanes, Marc; Felipe Blanch, José Juan de; Vintró Sanchez, Carla; Anticoi Sudzuki, Hernán Francisco; Freijo Álvarez, Modesto (2019)
    Conference report
    Open Access
    Fundamento y Métodos: En esta investigación se presenta el caso del análisis de un accidente del sector minero a través de 2 métodos distintos: 1) árbol de causas, 2) Feyer & Williamson. En el método del árbol de causas ...
  • 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 ...

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