• Control GPI-repetitivo de corriente en inversores en entornos con impedancia de red incierta. 

      Ramos Fuentes, Germán Andrés; Cortés Romero, John Alexander; Costa Castelló, Ramon (2012)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      Cada vez existen más dispositivos que inyectan o consumen energía en la red de distribución. El intercambio de energía debe realizarse buscando un factor de potencia uno en el punto de conexión. Alcanzar este comportamiento ...
    • LPV observer-based strategy for rejection of periodic disturbances with time-varying frequency 

      Ramos, Germán Andres; Costa Castelló, Ramon; Cortés Romero, John Alexander (2015-01-01)
      Article
      Accés obert
      Rejection of periodic disturbances is an important issue in control theory and engineering applications. Conventional strategies like repetitive control and resonant control can deal adequately with this problem but they ...
    • Power active filter control based on a resonant disturbance observer 

      Ramos Fuentes, German A.; Cortés Romero, John Alexander; Zou, ZhiXiang; Costa Castelló, Ramon; Zhou, Keliang (2015-04-01)
      Article
      Accés obert
      Active filters are power electronics devices used to eliminate harmonics from the distribution network. This article presents an active disturbance rejection control scheme for active filters. The controller is based on a ...