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Method for protecting an electric generator

United States Patent

7,453,674
November 18, 2008
View the Complete Patent at the US Patent & Trademark Office
Idaho National Laboratory - Visit the Technology Transfer and Commercialization Office Website
A method for protecting an electrical generator which includes providing an electrical generator which is normally synchronously operated with an electrical power grid; providing a synchronizing signal from the electrical generator; establishing a reference signal; and electrically isolating the electrical generator from the electrical power grid if the synchronizing signal is not in phase with the reference signal.
Kuehnle; Barry W. (Ammon, ID), Roberts; Jeffrey B. (Ammon, ID), Folkers; Ralph W. (Ammon, ID)
Battelle Energy Alliance, LLC (Idaho Falls, ID)
11/ 688,532
20080232005
March 20, 2007
GOVERNMENT RIGHTS The United States Government has certain rights in this invention pursuant to Contract No. DE-AC07-05ID14517 between the United States Department of Energy and Battelle Energy Alliance, LLC.