The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 14, 2018

Filed:

Jul. 20, 2012
Applicants:

Jesper Madsen, Gesten, DK;

Ines Wurth, Ludwigsburg, DE;

Rolf Hansen, Kolding, DK;

Olaf Muller, Kolding, DK;

Inventors:

Jesper Madsen, Gesten, DK;

Ines Wurth, Ludwigsburg, DE;

Rolf Hansen, Kolding, DK;

Olaf Muller, Kolding, DK;

Assignee:

LM WINDPOWER A/S, Kolding, DK;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F03D 1/06 (2006.01); F03D 7/02 (2006.01); B64C 23/06 (2006.01); F03D 13/10 (2016.01); F03D 80/50 (2016.01);
U.S. Cl.
CPC ...
F03D 1/0641 (2013.01); F03D 7/022 (2013.01); F03D 7/0232 (2013.01); B64C 23/06 (2013.01); F03D 13/10 (2016.05); F03D 80/50 (2016.05); F05B 2240/122 (2013.01); F05B 2250/11 (2013.01); F05B 2250/13 (2013.01); Y02E 10/721 (2013.01); Y10T 29/49318 (2015.01);
Abstract

Disclosed is a wind turbine blade and a method for retrofitting a wind turbine blade, the wind turbine blade extending in a longitudinal direction along a pitch axis and having a tip end and a root end as well as a blade length, the wind turbine blade further comprising a profiled contour including a pressure side and a suction side, as well as a leading edge and a trailing edge with a chord having a chord length extending there between, the profiled contour, when being impacted by an incident airflow generating a lift, wherein the suction side of the wind turbine blade is provided with a plurality of vortex generators positioned along a mounting line having a proximal end point nearest the root end and a distal end point nearest the tip end, wherein the mounting line is a concave line seen from the trailing edge of the wind turbine blade.


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