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WIDE AREA FAULT DETECTION METHOD USING PMU DATA

United States Patent Application

20160299187
A1
View the Complete Application at the US Patent & Trademark Office
The embodiments herein are directed to monitoring in real time, power system data so as to provide insights into global operation of a power grid. Such a scheme disclosed herein utilizes rules, which are created by analyzing PMU measurement data, in order to detect the fault location (bus and line) and fault type. Three common types of faults in a power grid, single-line-to-ground (SLG), line-to-line (LL), and three phase faults, can be detected using the methods herein.
Liang, Xiaodong (St. John's, CA), Wallace, Scott Andrew (Portland, OR), Zhao, Xinghui (Vancouver, WA)
15/ 095,266
April 11, 2016
GOVERNMENT INTERESTS [0001] This invention was made with government support under contract No. 00059803 awarded by the U.S. Department of Energy through the Bonneville Power Administration. The government has certain rights in the invention.