Diagnosing and Solving Common Control Loop Problems

Overview:

This paper describes the most common problems affecting control loop performance and how to identify and solve them.

A substantial percentage of industrial control loops perform poorly. This decreases product quality, lowers profitability, and makes processes difficult to operate. A few types of problems are commonly responsible for degraded loop performance. To improve control loop performance, problems need to be accurately diagnosed and the correct steps taken for solving them.