Free Water Knockout

How to Operate Liquid Level Control with a Kimray Gen II

A liquid level controller works in conjunction with a control valve to provide level control for oil and gas production operations. Applications for the Liquid Level Controller A liquid level controller is typically used on horizontal and vertical separators, glycol dehydration systems, and free water knockouts. How the Liquid Level Controller Works Kimray’s pneumatic Gen
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A graph measuring Critical Flow Factor. The two axis are: Fluid Travel Through Valve and Pressure. There is also a legend for upstream pressure and downstream pressure.

What is Critical Flow Factor (Cf)?

What is Critical Flow Factor (Cf)? Critical Flow Factor (Cf) is a coefficient that defines how pressure will recover after it drops to its lowest point inside the control valve. This lowest point is also referred to as the vena contracta*. All globe-style control valves have a Cf that stays consistent regardless of the trim position,
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