Enhanced wind turbine blade

摘要

A wind turbine blade includes a root portion, a tip and a body extending between the root portion and the tip. The body has a pressure side and a suction side. The body further has at least one winglet. Each winglet has a spanwise extension towards the root portion of the rotor blade and that ends at the tip to form a winglet having a substantially C-shaped or substantially open P-shaped geometry.

主权项

1. A rotor blade for a wind turbine, the rotor blade comprising:
a center of rotation; a root portion; a tip; and a body extending between said root portion and said tip, the body comprising a pressure side, a suction side, a plane, and at least one winglet, each winglet comprising a spanwise extension extending towards the root portion or center of rotation of the rotor blade and further extending towards the plane of the rotor blade and ending at the tip of the rotor blade.