Analysis of Harmonics Suppression by Active Damping Control on Multi Slim DC-link Drives

Feng Yang, Lászlo Máthé, Kaiyuan Lu, Frede Blaabjerg, Xiongfei Wang, Pooya Davari

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

11 Citations (Scopus)

Abstract

Compared with conventional dc-link drive, slim dc-link drive is expected to achieve lower cost and longer life time. However, harmonics distortion problem may occur in such drive systems. This paper proposes to use an active damping control method to suppress the harmonic distortion with the benefit of low cost and also low loss. A new analysis method, based on the frequency domain impedance model, is presented to explore the mechanism of harmonics suppression. Also, a general method is presented to build the impedance model of a PMSM drive system using Field Oriented Control (FOC) method. Some design issues, including power levels, current control bandwidth and harmonic interaction, are discussed when the drive system is fed by a weak grid. Case studies on a two-drive system composed by two slim dc-link drive units are provided to verify the proposed analysis method.
Original languageEnglish
Title of host publicationProceedings of Industrial Electronics Society, IECON 2016 - 42nd Annual Conference
Number of pages6
PublisherIEEE Press
Publication dateOct 2016
Pages5001 - 5006
ISBN (Electronic)978-1-5090-3474-1
DOIs
Publication statusPublished - Oct 2016
Event42nd Conference of the Industrial Electronics Society, IECON 2016: 42nd Annual Conference of the IEEE Industrial Electronics Society - Palazzo dei Congressi, Florence, Italy
Duration: 24 Oct 201627 Oct 2016
http://www.iecon2016.org/?jjj=1471434927195
http://www.iecon2016.org/

Conference

Conference42nd Conference of the Industrial Electronics Society, IECON 2016
LocationPalazzo dei Congressi
Country/TerritoryItaly
CityFlorence
Period24/10/201627/10/2016
SponsorIEEE Industrial Electronics Society (IES), Institute of Electrical and Electronics Engineers (IEEE)
Internet address

Keywords

  • Harmonics analysis
  • Active damping control
  • Multi slim dc-link drives

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