The function of flow control valve is to regulate the speed of actuators/piston/hydro motor.

Unit of oil flow is LPM-Litre Per Minute.

The volume of oil deliver per unit time is called flow.The oil flow can be controlled by flow control valve.

In this valve the oil flow path or opening of oil will be open and close, or opening area will be reducing and enlarging.

Types of flow control valve

  • Pressure dependant-Throttle valve/flow restrictor
  • Pressure Independant

Flow control methods

There are three basic methods-

  • Meter in
  • Meter out
  • Bleed off methods


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