PID Controller

  • January 20, 2016
  • Control Guru

Using Average Absolute Error to Uncover Tuning Issues

Average Absolute Error (AAE) Provides an Intuitive Alternative to Variance and Simplifies the Assessment of Changes in PID Controller Performance.

Quite simply, things at a manufacturing facility can change

  • December 1, 2015
  • Control Guru

Using Mode Changes to Uncover Tuning Issues

Poor Controller Tuning. Operator interventions and Mode Changes are often viewed negatively. When a PID loop is switched out of automatic there can be a sense that the controller wasn’t allowed

  • October 14, 2015
  • Control Guru

Common Industrial Applications of PI Control

Studies show that when individuals are given a set of three options they are instinctively biased to prefer the middle one. When this finding is applied to purchasing behavior a

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  • October 8, 2015
  • Control Guru

Common Industrial Applications of P-Only Control

Effective Disturbance Rejection “When your only tool is a hammer, every problem looks like a nail” – a concept attributed to Abraham Maslow. Such can be the situation with process control

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  • September 29, 2015
  • Control Guru

What Is a Set Point Filter?

Names – like looks – can be deceiving. While jumbo shrimp are big relative to other shrimp there’s very little about them that could be considered gargantuan. So there should