Design and Control of a Floating Interleaved Boost DC-DC Converter for Fuel Cell Applications

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TitreDesign and Control of a Floating Interleaved Boost DC-DC Converter for Fuel Cell Applications
Type de publicationConference Paper
Year of Publication2018
AuteursZhuo S, Gaillard A, Paire D, Breaz E, Gao F
Conference NameIECON 2018 - 44TH ANNUAL CONFERENCE OF THE IEEE INDUSTRIAL ELECTRONICS SOCIETY
PublisherIEEE Ind Elect Soc; Inst Elect & Elect Engineers
Conference Location345 E 47TH ST, NEW YORK, NY 10017 USA
ISBN Number978-1-5090-6684-1
Mots-clésDC-DC power converter, Floating Interleaved Boost Converter, fuel cell applications, sliding mode control
Résumé

This paper aims to the design and control of a dc-dc floating interleaved boost converter with high voltage gain. Firstly, the process of the components sizing is presented in detail. Secondly, the controller with dual-loop cascade structure, both based on super-twisting sliding mode algorithm, are proposed to deal with the uncertainties of the converter. The control goals of constant converter output voltage, equal current sharing between phases and constant switching frequency (for phase interleaving to reduce the input current ripple) are achieved. The stability of the sliding mode inner loop and the outer loop are both proven using Lyapunov stability theorem. The effectiveness and the robustness of the proposed controller are validated by the simulation and experiment results.