Hydraulic Consulting, Hydraulic Help, Hydraulic Blog, Hydraulic Help Blog, Bob Sheaf

Hydraulic Help Blog, Bob Sheaf, Hydraulic Training, Online Hydraulic Training,

A scrap yard had a metal compactor that is fed by a large metal shredding machine driven by a 1500 HP electric motor.  The compactor had a 3-bank series manifold with DO5 directional valves incorporating A & B meter-out flow controls.  Circuit reliefs were used on all the A & B lines to protect the vane pumps and reduce energy consumption.  Only one circuit at a time would be engaged during operation and each function would operate at a different pressure.  The PLC program was checked and verified that all the interlocks would only let one function operate at a time.  The lowest relief valve was set at 600 psi while the highest relieved...

Please reload

Featured Posts

Meter-Out Pressure Intensification Cures

July 9, 2014

Please reload

Recent Posts

March 19, 2015

Please reload

Please reload

Search By Tags