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.

Patent No.:

US 9422915 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 23, 2016

Filed:

May. 08, 2014
Applicant:

Siemens Aktiengesellschaft, München, DE;

Inventor:

Drew Eisenberg, Boulder, CO (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 1/06 (2006.01); F03D 7/02 (2006.01); F03D 1/00 (2006.01); F03D 1/06 (2006.01);
U.S. Cl.
CPC ...
F03D 1/0658 (2013.01); F03D 1/001 (2013.01); F03D 1/006 (2013.01); F03D 1/0633 (2013.01); F03D 1/0675 (2013.01); F03D 7/0232 (2013.01); F03D 7/0276 (2013.01); F05B 2240/122 (2013.01); F05B 2240/31 (2013.01); F05B 2260/96 (2013.01); Y02E 10/721 (2013.01); Y10T 29/49718 (2015.01); Y10T 29/49776 (2015.01);
Abstract

After establishing a design environmental condition (, S) for a wind turbine blade, and engineering a coefficient of lift and a corresponding optimum blade tip speed ratio (TSR) that maximizes annual energy production of the wind turbine when operating under the design environmental condition, determining a site-specific condition (, S, S) that changes a wind loading condition on the blade compared to the design environmental condition, and providing an add-on device () for the blade that maximizes annual energy production of the wind turbine under the site-specific condition by changing the coefficient of lift and optimum TSR of the blade. Site specific conditions may include reduced RPM () for noise curtailment and/or specific mean wind speeds (S, S). The add-on device may include a flap () and/or vortex generators ().


Find Patent Forward Citations

Eisenberg, Drew. (2016). Customizing a wind turbine for site-specific conditions (U.S. Patent No. 9422915). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9422915

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