• Novel control approach for a hybrid grid-forming HVDC offshore transmission system 

      Tian, Shangen; Campos Gaona, David; Albernaz Lacerda Freitas, Vinícius; Torres Olguin, Raymundo Enrique; Anaya Lara, Olimpo (2020-04-03)
      Article
      Accés obert
      This article describes a hybrid topology of high-voltage direct current (HVDC) for offshore wind farms using a series connection of a voltage source converter (VSC) and six-pulse diode rectifier (6P-DR). In this topology, ...
    • Virtual admittance PLL structure for grid-forming power converters in microgrids 

      Tarraso Martínez, Andrés; Candela García, José Ignacio; Lai, Ngoc Bao; Gregory Baltas, Nicholas; Rodríguez Cortés, Pedro (2020)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      Synchronization plays a fundamental role in connecting power electronic converters with the grid. Conventionally, the synchronous reference frame phase-locked loop (SRF-PLL) has been widely used to estimate the grid phase ...