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 ...

Figure 3. Typical inherent control valve flow characteristics. Figure 4. Installed control valve characteristic for a 0.5 vpdd. The three control valve characteristics are: Linear; Modified parabolic; ...

They control flow by both restricting and bypassing, permitting full use of both regulated and bypass flow. Flow through a controlled orifice produces a pressure that shifts a compensating spool.

The F4Q’s large LED indicator allows users to immediately know the control status while the detailed LCD enables quick yet comprehensive understanding of the control status. Digital mass flow ...

Weir Flow Control’s prior acting president, David Paradis, will continue to lead Trillium and his prior management team in his new role as president and chief executive officer. Final details of ...