AdaptTune Third Recommendation

Derivative Tuning for PID Control

Variable Frequency Drives

Save Money with Good VFD Process Control

Realize Energy and Cost Savings The use of variable frequency drives (VFDs) in flow control applications is gaining in popularity and eroding the hegemony of traditional control valves. Energy efficiency […]


Integrating Environmental Process Controls and Combustion Control for NOx Emissions Reduction

Alireza (Ali) HajiValizadeh
December 22, 2015


The case against lambda tuning – Understand the Framework of Using Internal Model-Based Control (IMC) to Come Up With PID Parameters

Tien-Li Chia
July 30, 2012

InTech Magazine

Keeping an eye on the process

Alireza (Ali) HajiValizadeh
May 1, 2006
ISA InTech Magazine


Loop maintenance should be a priority

Alireza (Ali) HajiValizadeh and Shahid Parvez