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.

Date of Patent:
Feb. 18, 1992

Filed:

Feb. 09, 1990
Applicant:
Inventors:

Melvin H Lipner, Monroeville, PA (US);

Albert J Impink, Jr, Murrysville, PA (US);

Assignee:

Westinghouse Electric Corp., Pittsburgh, PA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01F / ;
U.S. Cl.
CPC ...
36455101 ; 364188 ;
Abstract

The present invention is a system that diagnoses plant state in conditions where plant state cannot be precisely determined from sensor signals. If a state is diagnosed with certainty an appropriate plant procedure step display is provided to the operator. If not, the steps corresponding to the likely states are displayed to the operator ranked according to the likelihood of being in that state. The operator can select a step or a time out will result in the highest likelihood step being selected. An appropriate step display is then provided to the operator. The system can also indicate to the operator the consequences of allowing that plant state to continue as well as provide recommendations concerning the currently diagnosed state.


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