• Conditions for existence of equilibrium points of systems with constant power loads 

      Sanchez, Santiago; Ortega, Romeo; Bergna, Gilbert; Molinas, Marta; Griñó Cubero, Robert (2013)
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      Accés restringit per política de l'editorial
      In this paper we investigate the sine qua non condition of existence of equilibria for electrical systems with external sources furnishing constant power to the loads, which is a scenario encountered in modern applications. ...
    • Exploring the range of impedance conditioning by virtual inductance for grid connected voltage source converters 

      Suul, Jon Are; Molinas, Marta; Rodríguez Cortés, Pedro (Institute of Electrical and Electronics Engineers (IEEE), 2012)
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      Accés restringit per política de l'editorial
      Conditioning of network impedance by insertion of a virtual inductance as an inherent feature of the converter control system has the potential to extend the range of stable operation of the overall system. This paper ...