October 2003

Special Report: Improving Process Control

How to lose money with basic controls

Follow these 21 rules to ensure that many opportunities to minimize process disturbances will be completely overlooked

King, M. J., Whitehouse Consulting

An earlier article introduced the "Whitehouse rules" which, if followed, would ensure almost total failure of an advanced process control (APC) project.1 The article's intent was, of course, to help sites avoid the common pitfalls. It failed completely to do so. Indeed, since then, the industry has discovered a whole new range of ways of getting things wrong. So many, that a single article would not do them all justice. Instead we focus here on basic controls. Rest assured that there remains plenty of material for future articles on other aspects of APC implementation. 1. Don't bother training control engineers in basic control techniques. This rule is first for good reason. Adhering to

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