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Method and apparatus for detecting cyber attacks on an alternating current power grid

United States Patent

9,621,569
April 11, 2017
View the Complete Patent at the US Patent & Trademark Office
A method and apparatus for detecting cyber attacks on remotely-operable elements of an alternating current distribution grid. Two state estimates of the distribution grid are prepared, one of which uses micro-synchrophasors. A difference between the two state estimates indicates a possible cyber attack.
McEachern; Alexander (Oakland, CA), Hofmann; Ronald (Oakland, CA)
14/ 869,865
September 29, 2015
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT The invention disclosed herein was conceived and developed in part during work on Award Number DE-AR0000340, titled "Micro-Synchrophasors for Distribution Systems," from the Advanced Research Projects Agency-Energy (ARPA-E) of the U.S. Department of Energy.