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:
Apr. 01, 2014
Filed:
May. 13, 2010
Ulf Axelsson, Karlstad, SE;
Mikael Bjork, Karlstad, SE;
Christian Haag, Karlstad, SE;
General Electric Company, Schenectady, NY (US);
Abstract
The present invention relates to a method for balancing a wind turbine. The method includes the steps of a) measuring at least one property that is dependent on a motor workload of at least one yaw motorof a soft yaw systemduring a period of time, b) calculating an unbalance based on the measurement of step a), c) determining a pitch offset angle for at least one turbine bladebased on the calculation of step b), and d) changing the pitch of the at least one turbine blade according to the pitch offset angle of step c) for decreasing the unbalance. The present invention also relates to a system for balancing a wind turbine.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile