Tag Archives for Flow Control Valves

Flow Control Valves

Flow-control valves are used to control an actuator’s speed by metering flow. Metering is measuring or regulating the flow rate to or from an actuator. A water faucet is an example of a flow-control valve. Flow rate varies as a … Continue reading

13. January 2011 by and
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Pressure-compensated Flow Control Valves

Figure 6.35 illustrates the operation of a pressure-compensated valve. The design incorporates a hydrostat which maintains a constant 1.4kg/cm2 (20 psi) pressure differential across the throttle which is an orifice, whose area can be adjusted by an external knob setting. … Continue reading

06. January 2011 by and
Categories: Fluid Flow | Tags: , | Leave a comment

Hydraulic Globe Valve

This is the simplest form of a flow control valve. The globe valve gets its name from the disk element ‘globe’ that presses against the valve seat to close the valve. A simplified view of a globe valve has been … Continue reading

06. January 2011 by and
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Hydraulic Flow Control Valves

Flow control valves are used in constant-flow (fixed displacement pump) circuits to control actuator speed. The simplest type of flow control valve is a needle valve. Another name for a needle valve is a non-pressure-compensated flow control valve. Turning the … Continue reading

27. January 2010 by and
Categories: Fluid Flow | Tags: | Leave a comment