Industry Articles

JUNE 2008 – IMPROVE CONTROL OF LIQUID LEVEL LOOPS
  • April 1, 2020
  • Control Guru

JUNE 2008 – IMPROVE CONTROL OF LIQUID LEVEL LOOPS

Because most processes are self-regulating, it can sometimes be challenging to tune a controller for an integrating process. The principal characteristic of a self-regulating process is that it naturally seeks

FEBRUARY 2009 – BATCH CONTROL GETS EASIER
  • April 1, 2020
  • Control Guru

FEBRUARY 2009 – BATCH CONTROL GETS EASIER

Loop tuning package doesn’t demand steady-state operation. The nonlinear dynamics of most exothermic and endothermic batch reactions require expert attention to assure quality production. For instance, introducing reactants often results

FEBRUARY 2011 – PID TUNING FOR ALLEN BRADLEY PLCS
  • April 1, 2020
  • Control Guru

FEBRUARY 2011 – PID TUNING FOR ALLEN-BRADLEY PLCS

A best-practices approach to understanding and tuning PID controllers. In the Forward to his “PID Tuning Guide,” Control Station’s Dr. Robert Rice notes that the proportional-integral-derivative (PID) controller is here