A New Nonlinear Controller for Multilevel DC/DC Boost Converter

Milad Andalibi, Mojtaba Hajihosseini, Meysam Gheisarnejad, Jalil Boudjadar, Mohammad-Hassan Khooban, Tomislav Dragicevic

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    Abstract

    Today, regarding the increase in using renewable energy resources, DC/DC boost converters have become more popular than in the past, in particular, the multilevel DC/DC boost converter due to its high voltage gain and simple components to implement. However, the constant power loads (CPLs) are contributed to instability in these converters because of the intense non-linear nature of CPLs. This paper intends to address this issue by applying a new method based on a combination of the Nonlinear Integral-Backstepping technique (NIB) and Model-Free Control (MFC) to a DC/DC multilevel boost converter (MBC) in presence of a non-ideal CPL. To validate the effectiveness of the proposed controller theoretical analysis and simulation results are represented.
    Original languageEnglish
    Title of host publicationProceedings of 2020 IEEE 11th International Symposium on Power Electronics for Distributed Generation Systems
    PublisherIEEE
    Publication date2020
    Pages276-280
    ISBN (Print)9781728169897
    DOIs
    Publication statusPublished - 2020
    Event2020 IEEE 11th International Symposium on Power Electronics for Distributed Generation Systems - Virtual event, Dubrovnik, Croatia
    Duration: 28 Sept 20201 Oct 2020
    https://ieeexplore.ieee.org/xpl/conhome/9244275/proceeding

    Conference

    Conference2020 IEEE 11th International Symposium on Power Electronics for Distributed Generation Systems
    LocationVirtual event
    Country/TerritoryCroatia
    CityDubrovnik
    Period28/09/202001/10/2020
    Internet address

    Keywords

    • DC/DC Boost Converters
    • Constant Power Load (CPL)
    • Nonlinear Integral- Backstepping (NIB)
    • Model-Free Control (MFC)

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