This paper presents the asymmetric cascaded H-bridge multilevel inverter for electric vehicles (EV) and hybrid electric vehicles (HEV) applications. Currently available power inverter systems for HEVs use a DC-DC boost converter to boost the battery voltage for a traditional three-phase inverter. The present HEV drive inverters have low power density, are expensive, and have low efficiency because they need a bulky inductor. Asymmetric cascaded H-bridge multilevel inverter design for EV and HEV applications without the use of inductors to output a boosted AC voltage is proposed in this paper. Traditionally, each H-bridge needs a DC power supply having equal values of DC power sources. The proposed design uses the asymmetric cascaded multilevel inverter using non-equal DC power sources based on specified ratios. A fundamental switching scheme is used to do modulation control and to produce a seven-level phase voltage.


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    Title :

    Cascaded H-bridge inverter motor drives for hybrid electric vehicle applications


    Contributors:
    Prathiba, T. (author) / Renuga, P. (author)


    Publication date :

    2012


    Size :

    11 Seiten, 5 Bilder, 4 Tabellen, 9 Quellen




    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




    Cascaded H-bridge inverter motor drives for hybrid electric vehicle applications

    Prathiba,T. / Renuga,P. / Thiagarajar College of Engng.,IN | Automotive engineering | 2012


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    Fast Inverter Loss Simulation for Hybrid Electric Vehicle Drives

    Mawby, P. / Bryant, A. / Walker, A. et al. | British Library Conference Proceedings | 2006