Author: Control Guru

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  • October 22, 2015
  • Control Guru

Common Industrial Applications of PID Control

A previous post about the Derivative Term focused on its weaknesses. As noted, the primary challenge associated with the use of Derivative and PID Control is the volatility of the

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  • 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

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  • September 22, 2015
  • Control Guru

How Can I Correct for Noise Using External Filters?

Choices, choices. In the realm of process control practitioners are regularly forced to choose between competing options. Consider a PID control loop: Should it be tuned for faster disturbance rejection

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  • September 15, 2015
  • Control Guru

How Can I Correct for Noise Using Internal Filters?

Noise is inevitable. To one degree or another it’s evident in the data of most every production process. Sure it can be absent in academic settings and similar lab environments