July 2011

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HP Control: Lose the pyramid (and find process control success)

Most people would classify multi-variable control—or advanced process control (APC)—over the past 20 years as a “slam dunk” in terms of process control, automation and optimization..

Kern, A.G., Tesoro Corp.

Most people would classify multi-variable control—or advanced process control (APC)—over the past 20 years as a “slam dunk” in terms of process control, automation and optimization success. But it can also be viewed, quite plausibly, as a major diversion that derailed the modern distributed control system (DCS) from achieving its natural place at the center of process control and automation progress. In the process, vast amounts of time, money and talent have been diverted from much more essential process control needs, in favor of APC’s much over-estimated benefits. As industry comes to terms with the idea that APC may be just another tool in the kit, rather than

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