PID Control Loops

  • February 14, 2017
  • Control Guru

Pros and Cons of Higher Order Models

Modeling is a time-tested approach for decoding a process’ dynamic behavior. By understanding how a process responds to change it’s possible to apply an appropriate and timely counter measure.

  • January 31, 2017
  • Control Guru

The Power of the FOPDT Model

If you’re a parent, then chances are you’ve encountered this dilemma: It’s the day after your son or daughter’s birthday and you’re now faced with the job of assembling gifts

  • December 22, 2016
  • Control Guru

What Options Exist for Tuning Emerson DeltaV Controllers?

Emerson’s DeltaV distributed control system (DCS) dominates much of North America’s process manufacturing market and beyond. For good reason engineers routinely rank it among the top supervisory control platforms

  • August 10, 2016
  • Control Guru

What Should I Look for in Performance Monitoring Software?

You’ve probably heard it referred to as Control Loop Performance Monitoring, Loop Performance Monitoring, Controller Performance Monitoring, or even just Monitoring software.  The long list of names aside, the technology

  • January 27, 2016
  • cyrus@timberbrookfamily.com

Using Percent Time in Normal to Uncover Tuning Issues

Even Simple Metrics Such as Percent Time in Normal Reveal Issues that Negatively Affect Performance and Signal the Need for Controller Tuning It’s easy to get tripped up if a shoelace

  • November 23, 2015
  • cyrus@timberbrookfamily.com

Using the Oscillation Metric to Uncover Tuning Issues

There’s a wealth of information available in most every data historian. The data can be used to evaluate the performance of a plant’s regulatory control systems in general and to