Voltage and power quality improvement strategy for a DFIG wind farm during variable wind conditions

L. Meegahapola*, T. Littler, B. Fox, J. Kennedy, D. Flynn

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contribution

7 Citations (Scopus)

Abstract

This paper presents a voltage and power quality enhancement scheme for a doubly-fed induction generator (DFIG) wind farm during variable wind conditions. The wind profiles were derived considering the measured data at a DFIG wind farm located in Northern Ireland (NI). The aggregated DFIG wind farm model was validated using measured data at a wind farm during variable generation. The voltage control strategy was developed considering the X/R ratio of the wind farm feeder which connects the wind farm and the grid. The performance of the proposed strategy was evaluated for different X/R ratios, and wind profiles with different characteristics. The impact of flicker propagation along the wind farm feeder and effectiveness of the proposed strategy is also evaluated with consumer loads connected to the wind farm feeder. It is shown that voltage variability and short-term flicker severity is significantly reduced following implementation of the novel strategy described.

Original languageEnglish
Title of host publicationProceedings - International Symposium
Subtitle of host publicationModern Electric Power Systems, MEPS'10
Publication statusPublished - 01 Dec 2010
EventInternational Symposium on Modern Electric Power Systems, MEPS'10 - Wroclaw, Poland
Duration: 20 Sep 201022 Sep 2010

Publication series

NameProceedings - International Symposium: Modern Electric Power Systems, MEPS'10

Conference

ConferenceInternational Symposium on Modern Electric Power Systems, MEPS'10
Country/TerritoryPoland
CityWroclaw
Period20/09/201022/09/2010

Keywords

  • DFIG
  • flicker mitigation
  • model validation
  • voltage variation
  • wind turbulence intensity
  • wind variability
  • X/R ratio

ASJC Scopus subject areas

  • Energy Engineering and Power Technology
  • Electrical and Electronic Engineering

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