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:
Nov. 25, 2014
Filed:
Aug. 20, 2010
Applicants:
BO Yin, Singapore, SG;
John Godsk Nielsen, Horslet, DK;
Kim B. Larsen, Hadsund, DK;
Ove Styhm, Hadsten, DK;
Kheng Hong Ang, Singapore, SG;
Inventors:
Bo Yin, Singapore, SG;
John Godsk Nielsen, Horslet, DK;
Kim B. Larsen, Hadsund, DK;
Ove Styhm, Hadsten, DK;
Kheng Hong Ang, Singapore, SG;
Assignee:
Vestas Wind Systems A/S, Aarhus N, DK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/00 (2006.01); H02M 1/12 (2006.01); H02J 3/01 (2006.01); G01R 19/06 (2006.01); G01R 31/34 (2006.01); H02J 3/38 (2006.01); G01R 31/02 (2006.01);
U.S. Cl.
CPC ...
H02M 1/12 (2013.01); G01R 19/06 (2013.01); H02J 3/01 (2013.01); G01R 31/343 (2013.01); Y02E 40/40 (2013.01); H02J 3/386 (2013.01); Y02E 10/763 (2013.01); G01R 31/028 (2013.01);
Abstract
Method, system, and computer readable medium for determining a fault in a power filter of a wind turbine generator. The method may include the steps of calculating a reactive power consumed by the power filter, and comparing the calculated reactive power to a predefined threshold reactive power to determine the fault.