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. 08, 2009
Filed:
Jun. 02, 2006
Lei LI, Shanghai, CN;
Zhigang LU, Shanghai, CN;
Ralph Teichmann, Albany, NY (US);
Changyong Wang, Shanghai, CN;
Wenqiang Yang, Shanghai, CN;
Lei Li, Shanghai, CN;
Zhigang Lu, Shanghai, CN;
Ralph Teichmann, Albany, NY (US);
Changyong Wang, Shanghai, CN;
Wenqiang Yang, Shanghai, CN;
General Electric Company, Niskayuna, NY (US);
Abstract
An apparatus for electric braking and system protection for an electric generator includes a dynamic brake and a crowbar circuit designed for cooperation with power converters to dump power upon command. The dynamic brake includes at least one resistor and the crowbar circuit includes another at least one resistor for dissipating power from the electric generator. Methods for use of the electric braking and system protection calls for shunting the power to at least one of the dynamic brake, the crowbar circuit and the generator side power converter.