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Surveillance of industrial processes with correlated parameters

United States Patent

*** EXPIRED ***
December 17, 1996
View the Complete Patent at the US Patent & Trademark Office
Argonne National Laboratory - Visit the Technology Development and Commercialization Website
A system and method for surveillance of an industrial process. The system and method includes a plurality of sensors monitoring industrial process parameters, devices to convert the sensed data to computer compatible information and a computer which executes computer software directed to analyzing the sensor data to discern statistically reliable alarm conditions. The computer software is executed to remove serial correlation information and then calculate Mahalanobis distribution data to carry out a probability ratio test to determine alarm conditions.
White; Andrew M. (Skokie, IL), Gross; Kenny C. (Bolingbrook, IL), Kubic; William L. (Sante Fe, NM), Wigeland; Roald A. (Olympia Fields, IL)
Arch Development Corporation (Chicago, IL)
08/ 255,586
June 8, 1994
This invention was made with Government support under Contract No. W-31-109-ENG-38 awarded by the Department of Energy. The Government has certain rights in this invention.