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Wind-turbine blade and method for reducing noise in wind turbine

  • US 20080286110A1
  • Filed: 05/14/2007
  • Published: 11/20/2008
  • Est. Priority Date: 05/14/2007
  • Status: Active Grant
First Claim
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1. A wind turbine blade having a pressure side and a suction side, a leading edge, a trailing edge and a tip region, at least a portion of said blade being formed from a cellular material, said cellular material portion defining a portion of an exposed surface of said blade, whereby aerodynamic noise is reduced via noise source reduction and/or noise attenuation and absorption by the cellular material.

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