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A low harmonic double star rectifier with current injection at DC side

  • Jingfang Wang
  • , Shiyan Yang
  • , Wei Yang
  • , Yuan Li
  • Harbin Institute of Technology

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

In order to reduce the harmonics in input currents effectively, this paper presents a double star rectifier with an auxiliary PWM rectifier at DC side. The volt-ampere rating of auxiliary PWM rectifier is only 10% of output power of the double star rectifier. The auxiliary PWM rectifier injects a particular triangular wave current into the secondary winding of inter-phase transformer to reduce the THD of input currents. The resulting system draws near sinusoidal utility line currents with less than 5 % THD. The auxiliary PWM rectifier also extracts the harmonic energy and feeds to the load. Detailed analysis of the proposed scheme is presented, and the results of experiment verify the analysis.

Original languageEnglish
Title of host publicationProceedings - 2014 International Power Electronics and Application Conference and Exposition, IEEE PEAC 2014
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages909-913
Number of pages5
ISBN (Electronic)9781479967674
DOIs
StatePublished - 9 Feb 2014
Event2014 International Power Electronics and Application Conference and Exposition, IEEE PEAC 2014 - Shanghai, China
Duration: 5 Nov 20148 Nov 2014

Publication series

NameProceedings - 2014 International Power Electronics and Application Conference and Exposition, IEEE PEAC 2014

Conference

Conference2014 International Power Electronics and Application Conference and Exposition, IEEE PEAC 2014
Country/TerritoryChina
CityShanghai
Period5/11/148/11/14

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • Current injection
  • Double star rectifier
  • Harmonics
  • Pwm rectifier

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