Model Predictive Control for DC Offset Suppression of Dual Active Bridge Converter for More-Electric Aircraft Applications

Yiren Zhu, Zhenyu Wang, Tao Yang, Tomislav Dragicevic, Serhiy Bozhko, Patrick Wheeler

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

    Abstract

    In this paper, the Dual Active Bridge (DAB) converter used to interface batteries for 270/28V on-board grid in More electric aircraft (MEA) applications is investigated. In order to transfer the desired rated power of 3kW, the low voltage terminal current is controlled. For such reason, a Model predictive control (MPC) method is proposed with the aim of achieving fast dynamic performance. However, due to the unexpected DC offset under steady state operation, another MPC strategy is developed aiming to eliminate this offset and improve the system efficiency. The second MPC method is evaluated based on the comparison with the traditional Proportion Integration (PI) control method. Simulation results for a 270/28V DAB converter rated at 3kW are presented for the validation of the proposed method.
    Original languageEnglish
    Title of host publicationProceedings of 30th IEEE International Symposium on Industrial Electronics
    Number of pages6
    PublisherIEEE
    Publication date2021
    ISBN (Print)9781728190235
    DOIs
    Publication statusPublished - 2021
    Event30th IEEE International Symposium on Industrial Electronics - Virtual event, Kyoto, Japan
    Duration: 20 Jun 202123 Jun 2021

    Conference

    Conference30th IEEE International Symposium on Industrial Electronics
    LocationVirtual event
    Country/TerritoryJapan
    CityKyoto
    Period20/06/202123/06/2021
    SeriesIeee International Symposium on Industrial Electronics
    ISSN2163-5145

    Keywords

    • Current Control
    • DC Offset
    • Dual Active Bridge Converter
    • Model Predictive Control

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