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:
Oct. 08, 2019

Filed:

Jan. 05, 2017
Applicant:

General Electric Company, Schenectady, NY (US);

Inventors:

Robert Gregory Wagoner, Roanoke, VA (US);

Govardhan Ganireddy, Bangalore, IN;

Saurabh Shukla, Clifton Park, NY (US);

Rajni Kant Burra, Clifton Park, NY (US);

Ravisekhar Nadimpalli Raju, Clifton Park, NY (US);

Rui Zhou, Niskayuna, NY (US);

Rajib Datta, Niskayuna, NY (US);

John Leo Bollenbecker, Albany, NY (US);

Assignee:

General Electric Company, Schenectady, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 9/00 (2006.01); F03D 9/25 (2016.01); H02M 3/335 (2006.01); H02M 3/337 (2006.01); H02M 5/458 (2006.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02P 9/007 (2013.01); F03D 9/255 (2017.02); H02M 3/335 (2013.01); H02M 3/337 (2013.01); H02M 3/33576 (2013.01); H02M 5/4585 (2013.01); F03D 9/25 (2016.05); H02M 2001/0077 (2013.01); Y02E 10/725 (2013.01);
Abstract

Power converters for use in wind turbine systems are included. For instance, a wind turbine system can include a wind driven doubly fed induction generator having a stator and a rotor. The stator is configured to provide a medium voltage alternating current power on a stator bus of the wind turbine system. The wind turbine system includes a power converter configured to convert a low voltage alternating current power provided by the rotor to a medium voltage multiphase alternating current output power suitable for provision to an electrical grid. The power converter includes a plurality conversion modules. Each conversion module includes a plurality of bridge circuits. Each bridge circuit includes a plurality of silicon carbide switching devices coupled in series. Each conversion module is configured to provide a single phase of the medium voltage multiphase alternating current output power on a line bus of the wind turbine system.


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