Water Control Solutions

BERMAD Irrigation Blog

Pressure Sustaining, Circulation and Relief in Irrigation Systems — Your Questions Answered

In a recent BERMAD webinar, “Pressure Sustaining, Circulation and Relief in Irrigation Systems”, our Application Engineer Sarit Hatzbany took a closer look at pressure sustaining principles of operation and the key differences between relief, circulation and inline sustaining valves.

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When we need to limit the flow using hydraulic methods (as opposed to electronic methods), the flow is not continuously measured & sampled (only during setting). Therefore, pilots are designed to hydraulically sense the differential of pressure or force/velocity associated with the varying flow.

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Topics: Flow control, Irrigation, Hydraulic Flow Control Valves

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