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. 27, 2019

Filed:

Mar. 17, 2016
Applicant:

General Electric Company, Schenectady, NY (US);

Inventors:

Wei Ren, Niskayuna, NY (US);

Einar Vaughn Larsen, Charlton, NY (US);

Sidney Allen Barker, Troutville, VA (US);

Assignee:

General Electric Company, Schenectady, NY (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02P 9/00 (2006.01); F03D 9/00 (2016.01); H02M 1/42 (2007.01); H02J 3/18 (2006.01); F03D 9/25 (2016.01);
U.S. Cl.
CPC ...
H02P 9/007 (2013.01); F03D 9/255 (2017.02); H02J 3/18 (2013.01); H02M 1/42 (2013.01); Y02B 70/12 (2013.01);
Abstract

The present subject matter is directed to a system and method for operating an electrical power circuit connected to a power grid. The power circuit includes a power converter electrically coupled to a generator. The method includes monitoring at least one speed condition of the generator during operation of the power circuit. Another step includes determining one or more voltage conditions of the power circuit. The method also includes calculating a maximum reactive current for the generator as a function of at least one of the speed condition or the one or more voltage conditions. Thus, the method also includes operating the generator based on the maximum reactive current so as to prevent an actual modulation index of the power converter from exceeding a predetermined threshold.


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