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. 19, 2025

Filed:

Apr. 09, 2020
Applicant:

General Electric Renovables Espana S.l., Barcelona, ES;

Inventors:

Francesco Perrone, Norderstedt, DE;

Leonardo Cesar Kammer, Schenectady, NY (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F03D 7/04 (2006.01); F03D 7/02 (2006.01); G01M 5/00 (2006.01);
U.S. Cl.
CPC ...
F03D 7/042 (2013.01); F03D 7/0224 (2013.01); F03D 7/024 (2013.01); F03D 7/045 (2013.01); G01M 5/0016 (2013.01); F05B 2260/821 (2013.01); F05B 2270/322 (2013.01); F05B 2270/331 (2013.01); F05B 2270/332 (2013.01);
Abstract

A method for reducing extreme loads acting on at least one rotor blade of a wind turbine includes calculating, via a processor, a flapwise bending moment of the rotor blade(s). Further, the method includes calculating, via the processor, an edgewise bending moment of the rotor blade(s). The method also includes calculating, via the processor, an average load envelope of a blade root bending moment of the rotor blade(s) as a function of the flapwise bending moment and the edgewise bending moment of the rotor blade(s). Moreover, the method includes calculating, via the processor, an overall load envelope of the blade root bending moment of the rotor blade(s) as a function of the average load envelope and a future load estimation of the blade root bending moment of the rotor blade(s). As such, the method also includes implementing, via the processor, a control action when the overall load envelope is above a certain threshold.


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