Now showing items 1-20 of 54

  • Analysis and characterization of coupled transmission lines loaded with complementary spiral resonators 

    Gil Galí, Ignacio; Fernández García, Raúl; Balcells Sendra, Josep (2011-02-21)
    Article
    Restricted access - publisher's policy
    In this study, the behaviour of coupled microstrip transmission lines loaded with complementary spiral resonators (CSRs) is analysed in depth. CSRs are constitutive elements for the synthesis of metamaterials with negative ...
  • A new switching frequency modulation scheme for EMI reduction in multiconverter topology 

    Mon González, Juan; Gago Barrio, Javier; González Díez, David; Balcells Sendra, Josep; Fernández García, Raúl; Gil Galí, Ignacio (2009)
    Conference report
    Open Access
    This paper presents a modulation scheme in order to reduce conducted Electromagnetic Interference (EMI) generated by modular power converters with parallel topology. The proposed scheme is based on a combination of ...
  • Common mode EMI model for a direct matrix converter 

    Espina Masramon, Jorge; Balcells Sendra, Josep; Arias Pujol, Antoni; Ortega García, Carlos (IEEE Press. Institute of Electrical and Electronics Engineers, 2011-11)
    Article
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    This paper presents an electromagnetic interference (EMI) model to evaluate the conducted common mode (CM) disturbances produced by matrix converters (MCs). The model is based on obtaining a high frequency (HF) equivalent ...
  • Common mode model of matrix converter 

    Espina Masramon, Jorge; Balcells Sendra, Josep; Ortega García, Carlos; Arias Pujol, Antoni; de Lillo, Liliana; Empringham, Lee (IEEE Press. Institute of Electrical and Electronics Engineers, 2011)
    Conference report
    Restricted access - publisher's policy
    This paper deals with the validation of an EMI model to predict electromagnetic interferences (EMI) produced by direct AC/AC matrix converters (MC). The method is based on obtaining a high frequency equivalent circuit, ...
  • Common mode output waveform reduction for matrix converter drives 

    Espina Masramon, Jorge; Arias Pujol, Antoni; Balcells Sendra, Josep; Ortega García, Carlos (2009)
    Conference report
    Open Access
    This paper presents an alternative Space Vector Modulation (SVM) implemented in Matrix Converters (MC) which improves and reduces the Common Mode (CM) voltage and current output waveforms. The strategy is based on replacing ...
  • Contribution to conducted EMI reduction in multiconverter topology 

    Mon González, Juan; González Díez, David; Gago Barrio, Javier; Balcells Sendra, Josep; Fernández García, Raúl; Gil Galí, Ignacio (2009-11)
    Conference report
    Open Access
    This paper contributes to the conducted EMI reduction generated by switched power converters operating in multiconverter arrangement. The EMI reduction is achieved by means of the combination of two techniques: interleaving ...
  • 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)
    Conference report
    Open Access
    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 ...
  • CONVERTIDORS ELECTRÒNICS (Examen 1r Quadr.) 

    Balcells Sendra, Josep (Universitat Politècnica de Catalunya, 2003-11-14)
    Exam
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  • CONVERTIDORS ELECTRÒNICS (Examen 1r Quadr.) 

    Balcells Sendra, Josep (Universitat Politècnica de Catalunya, 2004-01-13)
    Exam
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  • CONVERTIDORS ELECTRÒNICS (Examen 1r Quadr.) 

    Balcells Sendra, Josep (Universitat Politècnica de Catalunya, 2005-11-18)
    Exam
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  • CONVERTIDORS ELECTRÒNICS (Examen 1r quadrimestre, 1r parcial) 

    Balcells Sendra, Josep (Universitat Politècnica de Catalunya, 2012-11-23)
    Exam
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  • CONVERTIDORS ELECTRÒNICS (Examen 2n quadrimestre, 2n parcial) 

    Balcells Sendra, Josep (Universitat Politècnica de Catalunya, 2013-06-25)
    Exam
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  • CONVERTIDORS (Examen 1r quadrimestre, 2n parcial) 

    Balcells Sendra, Josep; González Díez, David (Universitat Politècnica de Catalunya, 2013-01-13)
    Exam
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  • CONVERTIDORS (Examen 2n quadrimestre, 2n parcial) 

    González Díez, David; Balcells Sendra, Josep (Universitat Politècnica de Catalunya, 2013-06-13)
    Exam
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  • CONVERTIDORS (Examen 2n quadrimestre, 2n parcial) 

    Balcells Sendra, Josep (Universitat Politècnica de Catalunya, 2015-06-18)
    Exam
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  • Discontinuous modulation of modular multilevel converters without the need for extra submodules 

    Picas Prat, Ricard; Ceballos Recio, Salvador; Pou Félix, Josep; Zaragoza Bertomeu, Jordi; Konstantinou, Georgios; Agelidis, Vassilios; Balcells Sendra, Josep (2015)
    Conference report
    Open Access
  • Effect of driver to gate coupling circuits on EMI produced by SiC MOSFETS 

    Balcells Sendra, Josep; Bogónez Franco, Francisco (Institute of Electrical and Electronics Engineers (IEEE), 2013)
    Conference report
    Open Access
    This work presents a study of the influence of different gate driver circuits on the switching behavior and EMI produced by SiC MOSFET devices used in a boost converter. The paper includes several simulations of ...
  • ELECTRÒNICA INDUSTRIAL (Examen 1r quadrimestre, 2n parcial) 

    Balcells Sendra, Josep (Universitat Politècnica de Catalunya, 2012-01-12)
    Exam
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  • ELECTRÒNICA INDUSTRIAL (Examen 1r quadrimestre, 2n parcial) 

    Balcells Sendra, Josep (Universitat Politècnica de Catalunya, 2012-01-10)
    Exam
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  • ELECTRÒNICA INDUSTRIAL (Examen 1r quadrimestre, 2n parcial) 

    Balcells Sendra, Josep (Universitat Politècnica de Catalunya, 2013-01-10)
    Exam
    Restricted access to the UPC academic community