Flow is controlled by either throttling or diverting it. Throttling involves reducing orifice size until all of the flow cannot pass through the orifice; bypassing involves routing part of the 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 ...

Before committing to an International 9400, a structured air system inspection can reveal hidden valve, seal, and receiver-drier issues that cause costly downtime. Leaks in these components not only ...

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 ...

TAMPA, Fla. — Leslie Controls, a CIRCOR International brand, and a manufacturer of valves for the power generation, industrial, marine, and oil and gas markets, introduced its Aeroflow High ...

Filters, regulators, and lubricators (FRLs) are the unsung heroes of pneumatics. Although not as glamorous as the valves, manifolds, cylinders, and actuators that control machine motion, the FRLs play ...

If your maintenance staff find themselves overwhelmed, and if unexpected control valve failures are costing the plant money ...