Ara es mostren els items 13-28 de 28

    • Efficiency comparison between SiC- and Si-based active neutral-point clamped converters 

      Nicolás Apruzzese, Joan; Maset, Enrique; Busquets Monge, Sergio; Esteve, Vicente; Bordonau Farrerons, José; Calle Prado, Alejandro; Jordán, José (2015)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This paper presents an efficiency comparison between silicon-carbide technology and silicon technology. In order to achieve this, the efficiency of an active neutral-point clamped converter built up with silicon carbide ...
    • Enhanced DC-Link Capacitor Voltage Balancing Control of DC-AC Multilevel Multileg Converters 

      Busquets Monge, Sergio; Maheshwari, RamKrishan; Nicolás Apruzzese, Joan; Lupón Roses, Emilio; Munk Nielsen, Stig; Bordonau Farrerons, José (Institute of Electrical and Electronics Engineers (IEEE), 2015-05-01)
      Article
      Accés restringit per política de l'editorial
      This paper presents a capacitor voltage balancing control applicable to any multilevel dc-ac converter formed by a single set of series-connected capacitors implementing the dc link and semiconductor devices, such as the ...
    • Entrepreneurship Education: Creating A Positive Adrenaline 

      Bordonau Farrerons, José; Bolíbar, Oier; Filbà Martínez, Àlber; Nicolás Apruzzese, Joan; Busquets Monge, Sergio (Technological University Dublin (TU Dublin), 2023)
      Text en actes de congrés
      Accés obert
      A method to develop Entrepreneurship Education in any regular Engineering course is presented. The method is based in a team of students working on the description of the idea for the development of a real start-up using ...
    • Examen final 

      Fuses Navarra, Víctor; Nicolás Apruzzese, Joan (Universitat Politècnica de Catalunya, 2016-01-20)
      Examen
      Accés restringit a la comunitat UPC
    • Examen final electricitat i electrotècnia 

      Nicolás Apruzzese, Joan (Universitat Politècnica de Catalunya, 2016-06-09)
      Examen
      Accés restringit a la comunitat UPC
    • Experimental efficiency comparison between a four-level active-clamped and a two-level topology 

      Nicolás Apruzzese, Joan; Busquets Monge, Sergio; Bordonau Farrerons, José; Alepuz Menéndez, Salvador; Calle Prado, Alejandro; Filbà Martínez, Àlber (2013)
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      This paper presents an efficiency analysis of a recently-published topology, the multilevel-active-clamped (MAC) topology. In order to assess the MAC topology, an efficiency comparison between a four-level MAC leg and a ...
    • Fast Reliability Assessment of Neutral-Point-Clamped Topologies through Markov Models 

      Busquets Monge, Sergio; Rafiezadeh, Roya; Alepuz Menéndez, Salvador; Filbà Martínez, Àlber; Nicolás Apruzzese, Joan (Institute of Electrical and Electronics Engineers (IEEE), 2021-12-01)
      Article
      Accés obert
      This article presents detailed Markov models for the reliability assessment of multilevel neutral-point-clamped (NPC) converter leg topologies, incorporating their inherent fault-tolerance under open-circuit switch faults. ...
    • Fault-tolerance capacity of the multilevel active clamped topology 

      Nicolás Apruzzese, Joan; Busquets Monge, Sergio; Bordonau Farrerons, José; Alepuz Menéndez, Salvador; Calle Prado, Alejandro (IEEE, 2011)
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      Accés restringit per política de l'editorial
      Thanks to the inherent redundancy to generate the different output voltage levels, the multilevel active clamped (MAC) topology presents an important fault-tolerance ability which makes it interesting for several applications. ...
    • Fault-tolerance capacity of the multilevel active-clamped topology 

      Nicolás Apruzzese, Joan; Busquets Monge, Sergio; Bordonau Farrerons, José; Alepuz Menéndez, Salvador; Calle Prado, Alejandro (IEEE Press. Institute of Electrical and Electronics Engineers, 2011)
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      Accés restringit per política de l'editorial
      Thanks to the inherent redundancy to generate the different output voltage levels, the multilevel active clamped (MAC) topology presents an important fault-tolerance ability which makes it interesting for several applications. ...
    • FPGA implementation of a PWM for a three-phase DC-AC multilevel active-clamped converter 

      Lupón Roses, Emilio; Busquets Monge, Sergio; Nicolás Apruzzese, Joan (2014-05)
      Article
      Accés obert
      With the aim to implement a suitable controller for a three-phase dc-ac multilevel active-clamped converter to enable its use in practice, and as a first step toward a full closed-loop converter control implementation into ...
    • Generic design and implementation of multi-cell multi-phase voltage source inverters 

      Busquets Monge, Sergio; Nicolás Apruzzese, Joan (VDE-Verlag, 2019)
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      This paper deals with generic design and implementation of multi-cell multi-level multi-phase voltage source inverters. Based on a well-known topology, the paper focuses on place and route design to enable V and/or I ...
    • Model predictive current control of grid-connected neutral-point-clamped converters to meet low-voltage ride-through requirements 

      Calle Prado, Alejandro; Alepuz Menéndez, Salvador; Bordonau Farrerons, José; Nicolás Apruzzese, Joan; Cortés, Patricio; Rodríguez Pérez, José (Institute of Electrical and Electronics Engineers (IEEE), 2015-03-01)
      Article
      Accés obert
      The low-voltage ride through (LVRT) requirement demands the wind power plants to remain connected to the grid in the presence of grid voltage dips, actively helping the network overall control to keep network voltage and ...
    • Multibattery-fed neutral-point-clamped DC-AC converter with SoC balancing control to maximize capacity utilization 

      Busquets Monge, Sergio; Filbà Martínez, Àlber; Alepuz Menéndez, Salvador; Nicolás Apruzzese, Joan; Luque Acera, Adrià; Conesa Roca, Alfons; Bordonau Farrerons, José (Institute of Electrical and Electronics Engineers (IEEE), 2020-01-01)
      Article
      Accés obert
      This paper studies a multilevel multiphase dc-ac conversion system configured by a neutral-point-clamped converter fed by multiple battery packs connected in series. A virtual-vector modulation is selected and a state-of-charge ...
    • Operating Principle and Performance Optimization of a Three-Level NPC Dual-Active-Bridge DC-DC Converter 

      Filbà Martínez, Àlber; Busquets Monge, Sergio; Nicolás Apruzzese, Joan; Bordonau Farrerons, José (Institute of Electrical and Electronics Engineers (IEEE), 2015-09-23)
      Article
      Accés obert
      © 1982-2012 IEEE. Aiming to improve the performance features of conventional two-level dual-active-bridge (DAB) converters, this paper presents a three-level neutral-point-clamped (NPC) DAB dc-dc converter. A general ...
    • Predictive current control of a back-to-back NPC wind energy conversion system to meet low voltage ride-through requirements 

      Alepuz Menéndez, Salvador; Calle Prado, Alejandro; Busquets Monge, Sergio; Nicolás Apruzzese, Joan; Bordonau Farrerons, José (2013)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      Predictive current control is applied to a wind energy conversion system implemented with a permanent-magnet synchronous generator connected to the grid through a back-toback neutral-point-clamped converter. This control ...
    • Self-powered bipolar gate-driver power supply circuit for neutral-point-clamped converters 

      Busquets Monge, Sergio; Filbà Martínez, Àlber; Nicolás Apruzzese, Joan; Bordonau Farrerons, José (2018)
      Text en actes de congrés
      Accés obert
      The design of gate-driver power supply (GDPS) circuits for multilevel neutral-point-clamped converters is a challenge due to the large number of power switches required and the fact that each device presents a different ...