• Frequency-adaptive virtual flux estimation for grid synchronization under unbalanced conditions 

      Suul, Jon Are; Luna Alloza, Álvaro; Rodríguez Cortés, Pedro; Undeland, Tore (2011)
      Text en actes de congrés
      Accés obert
      This paper proposes a new and explicitly frequencyadaptive method for Virtual Flux estimation and voltage sensorless grid synchronization under unbalanced conditions. The proposed system is based on using Second Order ...
    • Voltage-sensor-less synchronization to unbalanced grids by frequency-adaptive virtual flux estimation 

      Suul, Jon Are; Luna Alloza, Álvaro; Rodríguez Cortés, Pedro; Undeland, Tore (IEEE Press. Institute of Electrical and Electronics Engineers, 2012-07)
      Article
      Accés restringit per política de l'editorial
      This paper proposes a simple method for inherently frequency-adaptive virtual flux (VF) estimation intended for voltage-sensor-less grid synchronization and control of voltage source converters. The frequency-adaptive ...