• Global MPPT scheme for photovoltaic string inverters based on restricted voltage window search algorithm 

      Boztepe, Mutlu; Guinjoan Gispert, Francisco; Velasco Quesada, Guillermo; Silvestre Bergés, Santiago; Chouder, Aissa; Karatepe, Engin (Institute of Electrical and Electronics Engineers (IEEE), 2014-07-01)
      Article
      Accés restringit per política de l'editorial
      String inverter photovoltaic (PV) systems with bypass diodes require improved global maximum power point tracking (GMPPT) algorithms to effectively reach the absolute maximum power operating point. Several GMPPT algorithms ...
    • Hysteresis loop of the LuGre model 

      Fuad Mohammad Naser, Mohammad; Ikhouane, Fayçal (2015-09-01)
      Article
      Accés obert
      The LuGre friction model is used in the current literature to describe the friction phenomenon for mechanical systems. In this paper, we focus on the hysteresis behaviour of the model. More precisely, we describe analytically ...