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US 2013/0259697 A1Published application
Enhanced wind turbine blade
AssigneeGeneral Electric Company
InventorsAndreas Herrig, Anurag Gupta
Life of this patent
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Abstract
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.
Claims20
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, and at least one winglet, each winglet comprising a spanwise extension towards the root portion or center of rotation of the rotor blade and ending at the tip.
2 more elements
A wind turbine. comprising:
- a center of rotation;
- a tower;
- a nacelle mounted atop the tower;
- a rotor coupled to said nacelle, the rotor comprising a hub;
- and
- at least one rotor blade extending from the hub, each 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, and at least one winglet, each winglet comprising a spanwise extension towards the root portion or center of rotation of the rotor blade and ending at the tip.
8 more elements
Dependencies are inferred from the claim text.