December 2006

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HP Control: Audit your APC applications

I was one of the first control industry whistleblowers, pointing out that half of the advanced process control (APC) applications implemented over the years do not work. We APC engineers have the resp..

Friedman, Y. Z., Petrocontrol

I was one of the first control industry whistleblowers, pointing out that half of the advanced process control (APC) applications implemented over the years do not work. We APC engineers have the responsibility to straighten out this situation or we would soon be unemployed altogether. One of my clients, a site APC coordinator, asked me to give a presentation about how I would help audit APC applications, all of which were implemented by well-established APC vendors. That's not difficult, I replied. All we have to do is methodically go through the following steps: Review the unit design and economics. Do not begin your audit before you have a full understanding of the unit. You are abo

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