One segment of a process control system. An open-loop control process requires human intervention, whereas a closed-loop system is entirely automated (see PID). See process control.

In this article, as in industry, advanced process control (APC) refers primarily to multi-variable control. Multivariable control means adjusting multiple single-loop controllers in unison, to meet ...

Process control makes extensive use of analog/digital and digital/analog conversion. See process controller, control loop and industrial automation. THIS DEFINITION IS FOR PERSONAL USE ONLY.

Learning the basics can ease loop tuning frustration and ensure stability. During plant operations, it seems that tuning control loops is an ongoing task, which can be a continual frustration to ...

Here is how to correctly design control loop that stabilizes flyback converter in order to provide optimal functionality.