December 2005

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HP Control: Why coker APC applications are tough

I recently helped commission a coker multivariable predictive control (MVPC) application at the ROG Horst refinery in Germany (see acknowledgment). Commissioning new advanced process control (APC) app..

Friedman, Y. Z., Petrocontrol

I recently helped commission a coker multivariable predictive control (MVPC) application at the ROG Horst refinery in Germany (see acknowledgment). Commissioning new advanced process control (APC) applications has always been stressful because APC takes the unit into new territories that have never been experienced before while pushing it to meet multiple constraints. When everything works well, APC is wonderful. But, I have yet to witness an application being commissioned without any problems. Saying the same thing in a different way, to really make money on APC, the application must be configured to: Maximize feed to real constraints. Balance the unit key handles to alleviate active c

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