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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
80 Control for Aluminum Production
Uncontrolled Variation
Characterized by a pattern of variation that changes
resulting in an unpredictable pattern over time
Special (assignable) and common causes
of variation are present
is process does not
exhibit statistical control
Uncontrolled Variation
Evidence of Special
Cause
Evidence of Special
Cause
On a control chart, it might look something like this
What is “in control?”
A process will be regarded as being “in control” when,
through the use of past experience, we can predict, at
least within limitts, how the process will behave in the
future.
It is important that our processes are “In control”.
However, a proc
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Publisher Resources

ISBN: 9781466514690