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Control for Aluminum Production and Other Processing Industries
book

Control for Aluminum Production and Other Processing Industries

by Mark P. Taylor, John J. Chen, Brent Richmond Young
October 2013
Intermediate to advanced content levelIntermediate to advanced
252 pages
8h 17m
English
CRC Press
Content preview from Control for Aluminum Production and Other Processing Industries
206 Control for Aluminum Production
(anode spike and anode effect fault models) showed that the related scores
entered the“anode spike” area or “problem area” in theunderlying PCA
plot. The operator’s screen indicated this situation by a changein the
color of button for pot 2003 from green to red,the status of the process
from IN CONTROL to OUT OF CONTROL,andthe statusofthe anode
spike detection from NO to YES (Figure12.19).
In this investigation, the time when the scores of the above samples
entered the “problem area” was compared with the time the anode spike
was detected by the operators. There were three time periods prior to the ...
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Publisher Resources

ISBN: 9781466514690