A flexible low-voltage ride-through operation for the distributed generation converters

Hsin-Chih Chen, Chia-Tse Lee, Po-Tai Cheng, Remus Teodorescu, Frede Blaabjerg, Subhashish Bhattacharya

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

11 Citations (Scopus)

Abstract

With more and more distributed energy resources (DERs) are installed in the utility grid, the utility requires the DER generation system to remain grid-connected and injects reactive and active power to support grid voltage during voltage sags. In this paper, a positive- and negative-sequence current injection method is proposed to meet the low-voltage ride through (LVRT) requirement. The proposed method predefined a current constraint to avoid the overcurrent during the LVRT operation and adjust the positive-sequence reactive current to reduce the DC-bus voltage ripple. Comparisons of the proposed method and other LVRT techniques are also presented.
Original languageEnglish
Title of host publicationProceedings of the 2013 IEEE 10th International Conference on Power Electronics and Drive Systems (PEDS)
Number of pages6
PublisherIEEE Press
Publication date2013
Pages1354-1359
ISBN (Print)978-1-4673-1790-0
ISBN (Electronic)978-1-4673-1791-7
DOIs
Publication statusPublished - 2013
EventIEEE 10th International Conference on Power Electronics and Drive Systems, PEDS 2013 - Kitakyushu, Japan
Duration: 22 Apr 201325 Apr 2013

Conference

ConferenceIEEE 10th International Conference on Power Electronics and Drive Systems, PEDS 2013
Country/TerritoryJapan
CityKitakyushu
Period22/04/201325/04/2013
SeriesInternational Conference on Power Electronics and Drive Systems. Proceedings

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