Patent ID: 7942637
Filing Date: 2011-05-17
Classification: F03D,F05B,Y02E,Y10T

Abstract:
1. A sparcap for a wind turbine rotor blade, the wind turbine rotor blade comprising a first blade section and a second blade section coupled at a leading edge and a trailing edge to form the wind turbine rotor blade, said sparcap comprising: a first carbon material layer coupled to an inner surface of the first blade section, said first carbon material layer extending along at least a portion of a length of the wind turbine rotor blade; a core material coupled to said first carbon material layer, said core material positioned with respect to a buckling prone region of the wind turbine rotor blade; and a second carbon material layer covering said core material and coupled to at least one of said first carbon material layer and said core material, said second carbon material layer extending along at least a portion of the length of the wind turbine rotor blade.