DQ reference frame modeling and control of single-phase active power decoupling circuits

Yi Tang, Zian Qin, Frede Blaabjerg, Poh Chiang Loh

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

14 Citations (Scopus)

Abstract

Power decoupling circuits can compensate the inherent double line frequency ripple power in single-phase systems and greatly facilitate their dc-link capacitor design. Example applications of power decoupling circuit include photovoltaic, light-emitting diode, fuel cell, and motor drive systems. This paper presents the dq synchronous reference frame modeling of single-phase power decoupling circuits and a complete model describing the dynamics of dc-link ripple voltage is presented. The proposed model is universal and valid for both inductive and capacitive decoupling circuits, and the input of decoupling circuits can be either dependent or independent of its front-end converters. Based on this model, a dq synchronous reference frame controller is designed which allows the decoupling circuit to operate in two different modes because of the circuit symmetry. Simulation and experimental results are presented to verify the effectiveness of the proposed modeling and control method.
Original languageEnglish
Title of host publicationProceedings of the 30th Annual IEEE Applied Power Electronics Conference and Exposition, APEC 2015
Number of pages8
PublisherIEEE Press
Publication dateMar 2015
Pages2725 - 2732
ISBN (Print)978-1-4799-6735-3
DOIs
Publication statusPublished - Mar 2015
Event30th Annual IEEE Applied Power Electronics Conference and Exposition, APEC 2015 - Charlotte, United States
Duration: 15 Mar 201519 Mar 2015

Conference

Conference30th Annual IEEE Applied Power Electronics Conference and Exposition, APEC 2015
Country/TerritoryUnited States
CityCharlotte
Period15/03/201519/03/2015
SeriesI E E E Applied Power Electronics Conference and Exposition. Conference Proceedings
ISSN1048-2334

Keywords

  • Active power decoupling
  • DQ reference frame
  • Single-phase systems

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