Wind-turbine fault ride-through enhancement

Research output: Chapter in Book/Report/Conference proceedingsChapterpeer-review

Abstract

Fault ride-through specifications listed in modern transmission and distribution grid codes specify that wind-turbine generators (WTGs) must remain connected to electricity networks at voltage levels well below nominal. Achieving reliable operation at greatly reduced voltage levels is proving problematic. A particular problem regarding power converter-based WTGs is that standard controllers designed for reliable operation around nominal voltage levels will not work as designed during low network voltages that can occur during a fault. A consequence of this is greatly increased converter currents, which may lead to converter failure. This paper presents a nonlinear controller design for a power converter-based WTG that ensures that current levels remain within design limits, even at greatly reduced voltage levels, thus enhancing the WTG's fault ride-through capability.

Original languageEnglish
Title of host publication2006 IEEE Power Engineering Society General Meeting, PES
PublisherIEEE Computer Society
ISBN (Print)1424404932, 9781424404933
DOIs
Publication statusPublished - 2006
Event2006 IEEE Power Engineering Society General Meeting, PES - Montreal, QC, Canada
Duration: 18 Jun 200622 Jun 2006

Publication series

Name2006 IEEE Power Engineering Society General Meeting, PES

Conference

Conference2006 IEEE Power Engineering Society General Meeting, PES
Country/TerritoryCanada
CityMontreal, QC
Period18/06/0622/06/06

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