Tag Archives for Relief Valve

Hydraulic Pilot Operated Relief Valve

The direct acting and pilot operated relief valve have a different pressure vs. flow curve although both of them perform the same function. The pilot operated relief valve allows the operation over a wider pressure range. The figure above shows … Continue reading

15. October 2012 by JackSparow
Categories: Pressure Control Valves | Tags: , | Leave a comment

Hydraulic Direct Acting Relief Valve Working Principle

The figure above illustrated the working principle of direct acting relief valve. When the hydraulic force Fh equals spring force Fs, the valve cracks open, meaning that the spool lifts off its seat and allows fluid to flow to the … Continue reading

09. October 2012 by JackSparow
Categories: Pressure Control Valves | Tags: , | Leave a comment