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Systems and methods for assembling a pitch assembly for use in a wind turbine

  • US 8,092,171 B2
  • Filed: 09/30/2009
  • Issued: 01/10/2012
  • Est. Priority Date: 09/30/2009
  • Status: Active Grant
First Claim
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1. A method of assembling a wind turbine, said method comprising:

  • coupling a pitch bearing to a hub that includes a wall, the pitch bearing including a plurality of sets of pitch bearing teeth;

    coupling at least one blade to the pitch bearing such that the blade is rotatable about a pitch axis;

    coupling a first pitch gearbox bracket to the hub wall and adjacent a first set of pitch bearing teeth;

    coupling at least a second pitch gearbox bracket to the hub wall, the second pitch gearbox bracket circumferentially-spaced from the first pitch gearbox bracket about the pitch bearing such that the second pitch gearbox is adjacent a second set of pitch bearing teeth that is different than the first set of pitch bearing teeth; and

    ,selectively coupling a pitch drive system to one of the first pitch gearbox bracket and the second pitch gearbox bracket, such that the pitch drive system contacts one of the plurality of sets of pitch bearing teeth.

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