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START-UP METHOD FOR A WIND TURBINE AND A CONTROL ASSEMBLY

  • US 20140248118A1
  • Filed: 03/04/2013
  • Published: 09/04/2014
  • Est. Priority Date: 03/04/2013
  • Status: Active Grant
First Claim
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1. A method for starting-up a wind turbine, the wind turbine comprising a rotor comprising at least one rotor blade, said method comprising:

  • rotating the at least one rotor blade towards a main operating position using a pitch drive system comprising a pitch bearing supporting the at least one rotor blade, and a pitch-driving pinion meshing with the pitch bearing; and

    ,activating a pump to feed a lubricant to a lubrication pinion meshing with one of the pitch bearing and the pitch-driving pinion before the at least one rotor blade reaches the main operating position so that the lubricant is selectively transferred to at least one of a load portion of the pitch bearing and a load portion of the pitch-driving pinion.

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