Ponències/Comunicacions de congressos: Enviaments recents

Ara es mostren els items 13-24 de 123

    • Lead current reduction in a three phase four wires Shunt Hybrid Filter 

      Lamich Arocas, Manuel; Balcells Sendra, Josep; Castillo Martínez, Jose Luis; Pérez Robles, Daniel (2009)
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    • Coupled interleaved multicellular parallel converters operated under switching frequency modulation 

      Mon González, Juan; González Díez, David; Gautier, Cirylle; Labrousse, Denis; Costa, François (2014)
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      The Coupled Interleaved Multicellular Parallel (CIMP) topology is the subject of intense research because of its advantages in terms of systems integration, power density increase, low level of EMI emissions and dynamic ...

    • Improvement of driver to gate coupling circuits for SiC MOSFETS 

      Balcells Sendra, Josep; Mon González, Juan; Lamich Arocas, Manuel; Laguna, Alberto (Institute of Electrical and Electronics Engineers (IEEE), 2014)
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      This work presents a study of the influence of different gate driver circuits on the switching behavior of SiC MOSFET devices used in a buck converter. The paper is based on several tests performed to determine the switching ...

    • A comparative study between Elliptic Fourier and B-spline descriptors for object contour representation 

      Ferrer Arnau, Luis Jorge; Parisi Baradad, Vicenç; Soria Pérez, José Antonio; Nasreddine, Kamal; Benzinou, Abdesslam (2014)
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      In this work, a comparative study between Elliptic Fourier and B-spline descriptors is carried out for comparing their efficiency in characterizing the contour shape of image objects. In both cases, the goal is to obtain ...

    • Otolith shape classification for fish stock discrimination 

      Soria Pérez, José Antonio; Nasreddine, Kamal; Parisi Baradad, Vicenç; Ferrer Arnau, Luis Jorge; Benzinou, Abdesslam (2014)
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      The shape analysis of otoliths, which are calcified structures in the inner ear of teleostean fishes, is known to be particularly relevant to address species identification and stock discrimination. Generally, scientists ...

    • Modeling harmonics of networks supplying nonlinear loads 

      Lamich Arocas, Manuel; Balcells Sendra, Josep; Corbalán Fuertes, Montserrat; Sainz Sapera, Luis; Fernandez, Cristian (2014)
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      This work presents the development and validation of a model for electric networks supplying nonlinear loads (NLL). The model is based on Neural Networks (NN) and its purpose is the prediction of harmonic currents sank by ...

    • Control to reduce leading current in a Shunt Hybrid power filter 

      Lamich Arocas, Manuel; Balcells Sendra, Josep; González Díez, David; Gago Barrio, Javier; Jaen Fernandez, Carles; Castillo Martínez, José Luis (Institute of Electrical and Electronics Engineers (IEEE), 2009)
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      The main drawback of Shunt Hybrid Filters is the need of leading current injection. This paper describes a strategy to reduce the leading current in a three phase four wires LC coupled parallel hybrid filter for harmonics ...

    • Training kit for power electronics teaching 

      Pérez Robles, Daniel; Balcells Sendra, Josep; Lamich Arocas, Manuel; Berbel Artal, Néstor; Zaragoza Bertomeu, Jordi; Mon González, Juan (Institute of Electrical and Electronics Engineers (IEEE), 2008)
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    • SiC modular multilevel converters: sub-module voltage ripple analysis and efficiency estimations 

      Perez Basante, Angel; Pou Félix, Josep; Ceballos Recio, Salvador; Gil De Muro, Asier; Pujana, Ainhoa; Ibañez, Pedro (2014)
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      Two important technical challenges associated with the Modular Multilevel Converter (MMC) are the reduction of the voltage ripple of the Sub-Module (SM) capacitors and the reduction of the converter losses. This paper ...

    • Varying and unequal carrier frequency PWM techniques for modular multilevel converters 

      Konstantinou, Georgios; Darus, Rosheila; Pou Félix, Josep; Ceballos Recio, Salvador; Agelidis, Vassilios (Institute of Electrical and Electronics Engineers (IEEE), 2014)
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      Carrier-based pulse-width modulation (PWM) strategies are commonly applied to modular multilevel converters (MMC). This paper proposes a modified PWM technique with unequal and varying carrier frequencies between consecutive ...

    • 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 ...

    • A modified voltage balancing sorting algorithm for the modular multilevel converter: Evaluation for staircase and phase-disposition PWM 

      Darus, Rosheila; Pou Félix, Josep; Konstantinou, Georgios; Ceballos Recio, Salvador; Agelidis, Vassilios (2014)
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      This paper introduces a low complexity implementation of the voltage balancing sorting algorithm to reduce the switching frequency of the power devices in modular multilevel converters (MMCs). Two modulation techniques are ...