Patent ID: 8162590

Claim:
A wind turbine blade, comprising: one or more turbulence generating strips placed on a section of said wind turbine blade, each of the one or more strips including a base attached to a surface of the blade and one or more turbulence generators extending from a surface of the base, the base defining an edge and the region at which the periphery of the one or more strips meets the surface of the blade defining a joint area; wherein at least a portion of the joint area is covered by a sealant; and wherein the blade section is subdivided into a first subsection and a second subsection, the first subsection being closer to the tip of the blade as compared to the second subsection, the turbulence generators on the one or more turbulence generating strips in the first subsection being smaller than the turbulence generators on the one or more turbulence generating strips in the second subsection.