• Safe transient operation of microgrids based on master-slave configuration 

      Azevedo, Gustavo M.S.; Bradaschia, F.; Calvancanti, M; Neves, F.; Rodríguez Cortés, Pedro; Rocabert Delgado, Joan (IEEE Press. Institute of Electrical and Electronics Engineers, 2011)
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      Accés restringit per política de l'editorial
      Master-Slave configuration is a suitable alternative to droop control method used in microgrids. In this configuration, only one inverter is the master, while the others are slaves. The slave inverters are always current ...
    • Voltage quality improvement of microgrids under islanding mode 

      Azevedo, Gustavo; Rodríguez Cortés, Pedro; Rocabert Delgado, Joan; Calvancanti, M; Neves, F (IEEE Press. Institute of Electrical and Electronics Engineers, 2010)
      Text en actes de congrés
      Accés obert
      This paper proposes a control strategy to reduce the voltage unbalance in microgrids. The voltage unbalance compensation is achieved by injection of a proper negativesequence current into the microgrid. This task can ...