Types,purpose,working principle,diagram and trouble shooting of direction control valve in Hydraulic system.
Purpose of Direction control valve in hydraulic system
DCV are used to control the actuators.For example-Forward and reverse movement of piston can be controlled by DCV.
Direction control valve can be divided into two types
- Sliding spool type
- Rotary spool type
- Ball type
Sliding spool type valve
In this valve a cylindrical spool move forth and back to open or close the path.
Rotary spool type valve
It consists a rotor which connect and disconnect the path or ports.
Ball type valve
A ball will open and close the ports or path.
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