CIRCUIT ARRANGEMENT FOR USE IN A VARIABLE SPEED WIND TURBINE SYSTEM COMPRISING A DOUBLE-FED INDUCTION GENERATOR AND A BACK-TO-BACK CONVERTER

Details for Australian Patent Application No. 2002336921 (hide)

Owner VESTAS WIND SYSTEMS A/S

Inventors NIELSEN, John, Godsk

Pub. Number AU-A-2002336921

PCT Number PCT/DK02/00729

PCT Pub. Number WO2004/040748

Filing date 1 November 2002

Wipo publication date 25 May 2004

International Classifications

H02P 009/00 Arrangements for controlling electric generators for the purpose of obtaining a desired output

F03D 007/00 Controlling wind motors

Event Publications

20 February 2003 Complete Application Filed

24 June 2004 Application Open to Public Inspection

  Published as AU-A-2002336921

14 July 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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