If you suddenly have the need for a two-way, flow control valve — from a valve-selection standpoint — what kind of questions do you ask yourself? Many, perhaps, don’t ask any questions and may make ...

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 ...

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 ...

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.

This new, innovative pneumatic control valve from Festo combines three control functions into a single compact unit. The VFOF-LE-BAH valve simplifies assembly and commissioning and saves costs of ...

Subcontractors: American Pipeline Services; Applewood Painting Co.; Berwick Electric; CWI; Horizon Mechanical Solutions; LT Environmental Inc.; Mountain Man Welding & Fabrication; Total Terrain Inc.

Pneumatic control systems are used in various applications, including: A single acting cylinder (SAC) is a type of pneumatic actuator that produces force and movement in one direction only. It has a ...