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.:
Date of Patent:
Sep. 30, 2025
Filed:
Mar. 01, 2023
General Electric Renovables Espana, S.l., Barcelona, ES;
GE Vernova Renovables Espana, S.L., Barcelona, ES;
Abstract
The present disclosure relates to methods for operating wind turbines (), in particular to methods for feeding wind turbine auxiliary systems when connection to the electrical grid () is lost. A method () comprises rotating a wind turbine rotor () at a first rotational speed by actively controlling a pitch angle of the plurality of rotor blades () while a safe condition is detected, and generating electric power; supplying at least part of the generated electric power to at least one wind turbine auxiliary system; detecting a specified condition; and in reply to the detection of the specified condition, rotating the wind turbine rotor () at a second rotational speed lower than the first rotational speed, and generating electric power.