Ara es mostren els items 1-13 de 13

  • A modulation strategy to operate multilevel multiphase diode-clamped and active-clamped DC-AC converters at low frequency modulation indices with DC-link capacitor voltage balance 

    Busquets Monge, Sergio; Filbà Martínez, Àlber; Alepuz Menéndez, Salvador; Calle Prado, Alejandro (2017-10-01)
    Article
    Accés obert
    This paper proposes a modulation strategy for multilevel multiphase diode-clamped dc–ac converters (also applicable to other functionally equivalent topologies) able to keep the dc-link capacitor voltages balanced under ...
  • Analysis of the fault-tolerance capacity of the multilevel active-clamped converter 

    Nicolás Apruzzese, Joan; Busquets Monge, Sergio; Bordonau Farrerons, José; Alepuz Menéndez, Salvador; Calle Prado, Alejandro (Institute of Electrical and Electronics Engineers (IEEE), 2013)
    Article
    Accés restringit per política de l'editorial
    Thanks to the inherent redundancy to generate the different output voltage levels, the multilevel active-clamped (MAC) topology presents an important fault-tolerance ability which makes it interesting for several ...
  • Control scheme for low voltage ride-through compliance in back-to-back NPC converter based wind power systems 

    Alepuz Menéndez, Salvador; Calle Prado, Alejandro; Busquets Monge, Sergio; Bordonau Farrerons, José; Kouro, Samir; Wu, Bin (IEEE Press. Institute of Electrical and Electronics Engineers, 2010)
    Text en actes de congrés
    Accés obert
    The increasing influence of wind power in the power system operation has caused the power system operators to include wind power plants in the control of the overall power system, both in steady-state and transient ...
  • Efficiency comparison between SiC- and Si-based active neutral-point clamped converters 

    Nicolás Apruzzese, Joan; Maset, Enrique; Busquets Monge, Sergio; Esteve, Vicente; Bordonau Farrerons, José; Calle Prado, Alejandro; Jordán, José (2015)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    This paper presents an efficiency comparison between silicon-carbide technology and silicon technology. In order to achieve this, the efficiency of an active neutral-point clamped converter built up with silicon carbide ...
  • Emulador d’un sistema eòlic connectat a la xarxa elèctrica amb tecnologia back-to-back de tres nivells 

    Calle Prado, Alejandro (Universitat Politècnica de Catalunya, 2008-09)
    Projecte/Treball Final de Carrera
    Accés obert
    El present projecte final de carrera es situa dins de l’àmbit dels convertidors multinivell aplicats a la generació d’energia elèctrica a partir d’energia eòlica, particularment es centra en els convertidors de tres ...
  • Experimental efficiency comparison between a four-level active-clamped and a two-level topology 

    Nicolás Apruzzese, Joan; Busquets Monge, Sergio; Bordonau Farrerons, José; Alepuz Menéndez, Salvador; Calle Prado, Alejandro; Filbà Martínez, Àlber (2013)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    This paper presents an efficiency analysis of a recently-published topology, the multilevel-active-clamped (MAC) topology. In order to assess the MAC topology, an efficiency comparison between a four-level MAC leg and a ...
  • Fault-tolerance capacity of the multilevel active clamped topology 

    Nicolás Apruzzese, Joan; Busquets Monge, Sergio; Bordonau Farrerons, José; Alepuz Menéndez, Salvador; Calle Prado, Alejandro (IEEE, 2011)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    Thanks to the inherent redundancy to generate the different output voltage levels, the multilevel active clamped (MAC) topology presents an important fault-tolerance ability which makes it interesting for several applications. ...
  • Fault-tolerance capacity of the multilevel active-clamped topology 

    Nicolás Apruzzese, Joan; Busquets Monge, Sergio; Bordonau Farrerons, José; Alepuz Menéndez, Salvador; Calle Prado, Alejandro (IEEE Press. Institute of Electrical and Electronics Engineers, 2011)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    Thanks to the inherent redundancy to generate the different output voltage levels, the multilevel active clamped (MAC) topology presents an important fault-tolerance ability which makes it interesting for several applications. ...
  • Model predictive current control of grid-connected neutral-point-clamped converters to meet low-voltage ride-through requirements 

    Calle Prado, Alejandro; Alepuz Menéndez, Salvador; Bordonau Farrerons, José; Nicolás Apruzzese, Joan; Cortés, Patricio; Rodríguez Pérez, José (Institute of Electrical and Electronics Engineers (IEEE), 2015-03-01)
    Article
    Accés obert
    The low-voltage ride through (LVRT) requirement demands the wind power plants to remain connected to the grid in the presence of grid voltage dips, actively helping the network overall control to keep network voltage and ...
  • Predictive control of a back-to-back NPC converter-based wind power system 

    Calle Prado, Alejandro; Alepuz Menéndez, Salvador; Bordonau Farrerons, José; Cortés, Patricio; Rodriguez, Jose (Institute of Electrical and Electronics Engineers (IEEE), 2016-07-01)
    Article
    Accés obert
    As wind power technology points to increase power ratings, the implementation based on a permanent-magnet synchronous generator (PMSG) with a full-power converter is expanding its market share. Multilevel converters, as ...
  • Predictive current control of a back-to-back NPC wind energy conversion system to meet low voltage ride-through requirements 

    Alepuz Menéndez, Salvador; Calle Prado, Alejandro; Busquets Monge, Sergio; Nicolás Apruzzese, Joan; Bordonau Farrerons, José (2013)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    Predictive current control is applied to a wind energy conversion system implemented with a permanent-magnet synchronous generator connected to the grid through a back-toback neutral-point-clamped converter. This control ...
  • Three-level three-phase neutral-point-clamped back-to-back converter applied to a wind emulator 

    Calle Prado, Alejandro; Rocabert Delgado, Joan; Busquets Monge, Sergio; Bordonau Farrerons, José; Alepuz Menéndez, Salvador; Peracaula Roura, Joan (2009)
    Comunicació de congrés
    Accés obert
    This paper presents a three-level three- phase neutral-point-clamped back-to-back converter applied to a wind emulator, where a wind power generator is connected to the grid through the back-to-back converter. The converter ...
  • Three-level three-phase neutral-point-clamped back-to-back converter applied to a wind emulator 

    Calle Prado, Alejandro; Rocabert Delgado, Joan; Busquets Monge, Sergio; Bordonau Farrerons, José; Alepuz Menéndez, Salvador; Peracaula Roura, Joan (2009-09)
    Comunicació de congrés
    Accés obert
    This paper presents a three-level three-phase neutral-point-clamped back-to-back converter applied to a wind emulator, where a wind power generator is connected to the grid through the back-to-back converter. The converter ...