Ara es mostren els items 1-12 de 12

  • 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
    Accés restringit per política de l'editorial
    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)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    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)
    Text en actes de congrés
    Accés obert
    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 ...
  • Direct torque control of permanent magnet synchronous machines using Matrix Converters 

    Ortega García, Carlos (Universitat Politècnica de Catalunya, 2008-10-23)
    Tesi
    Accés obert
    La demanda d’aplicacions industrials avançades, fa que el control de màquines elèctriques de corrent altern (AC) sigui una disciplina contínuament creixent per satisfer l’alt nivell d’exigència. Tradicionalment, la màquina ...
  • EMI model of an AC/AC power converter 

    Espina Masramon, Jorge; Balcells Sendra, Josep; Arias Pujol, Antoni; Ortega García, Carlos; Berbel Artal, Néstor (2010)
    Text en actes de congrés
    Accés obert
    This paper deals with the validation of an EMI model to predict electromagnetic interferences (EMI) produced by power converters. A direct AC to AC matrix converter (MC) has been selected as experimental setup for the ...
  • Predictive direct torque control of matrix converter fed permanent magnet synchronous machines 

    Ortega García, Carlos; Arias Pujol, Antoni; Espina, Jordi (2012-10)
    Article
    Accés restringit per política de l'editorial
    This work presents a predictive direct torque control method for matrix converters fed permanent magnet synchronous machine drives.A new look-up table for direct torque control using matrix converters has been developed. ...
  • Predictive vector selector for direct torque control of matrix converter fed induction motors 

    Ortega García, Carlos; Arias Pujol, Antoni; Espina Masramon, Jorge (2009)
    Text en actes de congrés
    Accés obert
    In this paper, a Direct Torque Control method for Matrix Converters fed Induction Motors is proposed. A predictive algorithm which ensures minimum torque ripple is employed for the selection of the appropriate voltage ...
  • Reduction of the common mode voltage of a matrix converter fed direct torque control 

    Ortega García, Carlos; Arias Pujol, Antoni; Caruana, Cedric; Apap, Maurice (2010-07-25)
    Article
    Accés obert
    The work presented in this paper proposes an approach to reduce the common mode voltage at the output of matrix converters when a direct torque control scheme is employed to drive a permanent magnet synchronous motor. ...
  • Review of anti-windup strategies for PI speed controllers in field oriented control of permanent magnet synchronous machines 

    Espina Masramon, Jorge; Arias Pujol, Antoni; Balcells Sendra, Josep; Ortega García, Carlos (2010-10)
    Article
    Accés restringit per política de l'editorial
    The work presented in this paper addresses the unwanted windup phenomenon reviewing and comparing different PI anti-windup strategies employed in speed control of electric drives. The tuning process of PI controllers is ...
  • Speed anti-windup PI strategies review field oriented control of permanent magnet synchronous machines 

    Espina Masramon, Jorge; Arias Pujol, Antoni; Balcells Sendra, Josep; Ortega García, Carlos (IEEE Press. Institute of Electrical and Electronics Engineers, 2009)
    Text en actes de congrés
    Accés obert
    The work presented in this paper addresses the unwanted windup phenomenon reviewing and comparing different PI anti-windup strategies employed in speed control of electric drives. The tuning process of PI controllers is ...
  • Speed anti-windup PI strategies review for field oriented control of permanent magnet synchronous machines servo drives with matrix converters 

    Espina Masramon, Jorge; Arias Pujol, Antoni; Balcells Sendra, Josep; Ortega García, Carlos; Galceran Arellano, Samuel (2009)
    Comunicació de congrés
    Accés obert
    When facing real systems PI tuning, the plant is modeled disregarding its physical limitations. Consequently, the PI output may increase indefinitely its value; phenomenon called Windup. This paper presents a review and a ...
  • Validation of EMI model for matrix converters 

    Espina Masramon, Jorge; Balcells Sendra, Josep; Arias Pujol, Antoni; Ortega García, Carlos; González Díez, David; Gago Barrio, Javier (IEEEXPLORE, 2012)
    Text en actes de congrés
    Accés restringit per política de l'editorial
    This paper is focused on the validation of a previously presented method to obtain conducted EMI in direct matrix converters (MC). Such model is based on a frequency domain equivalent circuit, which is applied to two ...