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 ...

Some small-capacity water-cooled refrigeration systems use municipal water as their cooling medium. These systems will typically add a regulator to control water flow through the condenser. These ...

Feedwater control valves play a critical role in boiler operation. One important parameter of their design is the pressure drop at the rated condition as well as off-design conditions. However, ...

Choked flow in control valves is a subject of serious concern for industrial users. The term is usually associated with destructive process conditions that can damage valve internals or expose ...

Like so many of the core technologies integral to automated industrial operations—such as motors, drives, and I/O—valves don’t always receive the attention they deserve in the automation arena.

PLAINSBORO, N.J., Oct. 19, 2010 (GLOBE NEWSWIRE) -- Integra LifeSciences Holdings Corp (Nasdaq:IART) will feature the new Integra™ Flow Regulating Valve, Mini, a smaller version of the Integra NPH™ ...

[Editor's note: This is the second installment of a two-part series on head pressure control.] In part 1 of this article, on the fundamentals of head pressure control ("Fundamentals of Head Pressure ...