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 ...

A worksheet that calculates control valve installed gain can be part of any control valve selection process. For many years, the author has used, and promoted the use of, control valve installed flow ...

Compressible fluid flow through control valves will inevitably cause some form of flow-induced vibration in the fluid system. Identifying the type and cause of the vibration requires detective work.

Directional-control valves are vital in any pneumatic circuit, directing or blocking airflow to control the speed or sequence of operations. One method of classifying directional-control valves is by ...

Classic Mustangs equipped with Bendix power-assisted steering yield all kinds of challenges for enthusiasts who have to live with them. When components are fresh and everything is installed properly, ...

The Matrix 860 series air/gas proportional flow control valve, known for its versatility and accuracy, finds application in critical care breathing apparatus The Matrix 860 series air/gas proportional ...

A severe-service control valve, the Multi-Z, is designed specifically to handle high-pressure drop applications in which entrained solids are a problem. The Multi-Z is well-suited for system start-up ...