Control algorithm for a doubly fed induction generator in medium voltage wind power system under fault ride through and unbalanced grid conditions

  • Yongsug Suh*
  • , Yonggyun Park
  • , Yuran Go
  • *Corresponding author for this work

Research output: Contribution to conferenceConference paperpeer-review

Abstract

This paper investigates control algorithms for a doubly fed induction generator with a back-to-back three-level neutral-point clamped voltage source converter in medium voltage wind power system under unbalanced grid conditions. Three different control algorithms to compensate for unbalanced conditions have been investigated with respect to four performance factors; fault ride-through capability, instantaneous active power pulsation, harmonic distortions and torque pulsation. The control algorithm having zero amplitude of torque ripple shows the most cost-effective performance concerning torque pulsation. The least active power pulsation is produced by control algorithm that nullifies the oscillating component of the instantaneous stator active and reactive power. Combination of these two control algorithms depending on the operating requirements and depth of grid unbalance presents most optimized performance factors under the generalized unbalanced operating conditions leading to high performance DFIG wind turbine system.

Original languageEnglish
Title of host publication2012 IEEE Energy Conversion Congress and Exposition, ECCE 2012
Pages2396-2403
Number of pages8
DOIs
StatePublished - 2012
Event4th Annual IEEE Energy Conversion Congress and Exposition, ECCE 2012 - Raleigh, NC, United States
Duration: 2012.09.152012.09.20

Publication series

Name2012 IEEE Energy Conversion Congress and Exposition, ECCE 2012

Conference

Conference4th Annual IEEE Energy Conversion Congress and Exposition, ECCE 2012
Country/TerritoryUnited States
CityRaleigh, NC
Period12.09.1512.09.20

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

Quacquarelli Symonds(QS) Subject Topics

  • Engineering - Electrical & Electronic
  • Engineering - Petroleum

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