Now showing items 1-12 of 330

  • 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
  • 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 ...
  • Five-level T-type cascade converter for rooftop grid-connected photovoltaic systems 

    Verdugo Retamal, Cristian Andrés; Kouro, Samir; Rojas, Christian A.; Pérez, Marcelo A.; Meynard, Thierry A.; Malinowski, Mariusz (2019-05-08)
    Article
    Open Access
    Multilevel converters are widely considered to be the most suitable configurations for renewable energy sources. Their high-power quality, efficiency and performance make them interesting for PV applications. In low-power ...
  • Comparison of mechanical and electrical characteristics of various polymers blended with ground tire rubber (GTR) and applications 

    Marín Genescà, Marc; Garcia Amoros, Jordi; Mujal-Rosas, Ramon Maria; Salueña Berna, Javier; Massagués, Lluís (2019-04-15)
    Article
    Open Access
    The massive manufacture of tires and the di culty of reducing the stocks of used tires is a serious environmental problem. There are several methods used for recycling wasted tires, one of which is mechanical crushing, in ...
  • A unified power flow controller using a power electronics integrated transformer 

    Atef Elsaharty, Mohammed; Luna Alloza, Álvaro; Candela García, José Ignacio; Rodríguez Cortés, Pedro (Institute of Electrical and Electronics Engineers (IEEE), 2019-02-05)
    Article
    Open Access
    This paper presents a Unified Power Flow Controller (UPFC) application of the Custom Power Active Transformer (CPAT); a power electronics integrated transformer which provides services to the grid through ...
  • Three-phase isolated multi-modular converter in renewable energy distribution systems 

    Verdugo Retamal, Cristian Andrés; Candela García, José Ignacio; Blaabjerg, Frede; Rodríguez Cortés, Pedro (Institute of Electrical and Electronics Engineers (IEEE), 2019-01-25)
    Article
    Restricted access - publisher's policy
    Multilevel converters are widely used in medium and high voltage applications. Their high performance, power quality, efficiency and smaller filters make them interesting for renewable energy distribution systems. In ...
  • Stability analysis of a grid-connected VSC controlled by SPC 

    Marin, Leonardo; Tarrasó, Andres; Candela García, José Ignacio; Rodríguez Cortés, Pedro (2018)
    Conference report
    Open Access
    In the near future a large part of traditional generation based on conventional synchronous machines (SM) will be replaced by renewable generation based on voltage source converters (VSC). In this sense, power system ...
  • Multilevel single phase isolated inverter with reduced number of switches 

    Verdugo Retamal, Cristian Andrés; Candela García, José Ignacio; Atef Abbas Elsaharty, Mohamed; Rodríguez Cortés, Pedro (2018)
    Conference report
    Open Access
    This paper proposes a cascaded single phase multilevel inverter using an off-the-shelf three-phase inverter and transformer. The concept is based on a cascaded connection of two inverter legs using a typical three phase ...
  • Realization of a 10 kW MES power to methane plant based on unified AC/DC converter 

    Shahparasti, Mahdi; Luna Alloza, Álvaro; Rocabert Delgado, Joan; Bosch, Pau; Rodríguez Cortés, Pedro (2018)
    Conference report
    Open Access
    This paper presents a galvanic isolated multi output AC/DC topology that is suitable for Microbial electrosynthesis (MES) based Power to Methane energy storage systems. The presented scheme utilizes a three phase back to ...
  • Remote power control strategy based on virtual flux approach for the grid tied power converters 

    Fazlin Roslan, Nurul; Luna Alloza, Álvaro; Rocabert Delgado, Joan; Candela García, José Ignacio; Rodríguez Cortés, Pedro (2018)
    Conference report
    Open Access
    The control of active and reactive power for the Renewable Energy Sources (RES) based power plants are very important. The injection of active and reactive power to the grid is normally controlled at the Point of Common ...
  • Stability analysis of a droop-controlled grid-connected VSC 

    Marin, Leonardo; Tarrasó, Andres; Candela García, José Ignacio; Rodríguez Cortés, Pedro (2018)
    Conference report
    Open Access
    In this paper a small signal stability analysis of a reverse droop-controlled grid-connected voltage source converter has been performed. The analysis includes the getting of a state-space representation of the system and ...