Constant switching frequency control of a three phase PWM boost rectifier under extreme unbalanced conditions

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3 Scopus citations

Abstract

According to the new standards (grid codes) Renewable Energy Sources are required to remain connected to the grid during short grid disturbances and to guarantee high power quality, which imposes severe demands upon the grid-side converters. This paper presents a novel current control method for the PWM boost type rectifier under extreme unbalanced operating conditions. The proposed method provides complete elimination of low order harmonics in line currents and output voltage under generalized unbalanced input voltages and impedances. In addition, the input power factor can be adjusted in a wide range. Moreover, due to constant switching frequency, line current harmonics are concentrated in the high frequency region, thus facilitating filtering. Analysis of switching stress and line current distortion carried out on a simulation model demonstrates the effectiveness of the proposed algorithm.
Original languageEnglish
Title of host publication4th International Symposium on Environment Friendly Energies and Applications, EFEA 2016
EditorsKrishna Busawon, Aleksandar Nikolic, Goran Jankes, Alireza Maheri
Place of Publicationusa
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781509007486
DOIs
StatePublished - Nov 18 2016
Event4th International Symposium on Environment Friendly Energies and Applications, EFEA 2016 - Belgrade, Serbia
Duration: Sep 14 2016Sep 16 2016

Conference

Conference4th International Symposium on Environment Friendly Energies and Applications, EFEA 2016
Country/TerritorySerbia
CityBelgrade
Period09/14/1609/16/16

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

  • PWM boost rectifier
  • asymmetrical supply
  • constant switching frequency
  • control algorithm

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