Process Control
HP Control: Where has engineering judgment gone?
One of my clients has a dozen or so distillation multi-variable predictive control (MVPC) applications, implemented by one of the major advanced process control (APC) vendors. These applications have ..
Hydrogen desulfurization extends fuel cell life
Using this analytical technique can improve overall performance
Applying instrumented overpressure protection systems
Transient analysis is required to verify their effectiveness
Consider the generalized IMC-PID method for PID controller tuning of time-delay processes
This simple analytical method provides PID parameters to give a desired closed-loop response while available for any class of time-delay processes
HP Control: Choosing inferential modeling tools
Goel and Shah of Reliance Industries in India published a recent article, claiming that spreadsheet regression is the preferred choice for inferential modeling based on price considerations.1 Since co..
HP Control: Dr. Pierre Latour's views on APC
Pierre Latour has been a pillar in our advanced process control (APC) industry for as long as anyone can remember. His long and turbulent career started upon graduating from Purdue University with a P..
Increase MTBE plant productivity
Applying advanced process control solutions enabled raising unit output without a major retrofit of existing equipment
Multiunit refinery optimization
By taking an unconventional approach, the problem was substantially simplified
Simple techniques for generating process control inferentials
Property estimation can be done with easy statistical tools and spreadsheet software
Online monitoring of multivariable control utilization and benefits
The key performance indicators presented could be built into software products or user implemented
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