• Comparison of phase-shifted and level-shifted PWM in the modular multilevel converter 

      Darus, Rosheila; Konstantinou, Georgios; Pou Félix, Josep; Ceballos Recio, Salvador; Agelidis, Vassilios (Institute of Electrical and Electronics Engineers (IEEE), 2014)
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      This paper reports a comparison study of different carrier-based PWM techniques applied to the modular multilevel converter. Phase-disposition PWM (PD-PWM) and phase-shifted pulse-width modulation (PS-PWM) with non-interleaving ...
    • Control of Circulating Currents in Modular Multilevel Converters Through Redundant Voltage Levels 

      Konstantinou, Georgios; Pou Félix, Josep; Ceballos Recio, Salvador; Picas Prat, Ricard; Zaragoza Bertomeu, Jordi; Agelidis, Vassilios (2016-11-01)
      Article
      Accés obert
      Among the main control targets in a modular multilevel converter (MMC) is the control of the circulating currents within the phase legs of the topology. This paper presents a controller for the circulating current of the ...