Electro-Hydraulic Motion Control: Proportional and Servo Valves

Closed-loop electro-hydraulic motion control for heavy machinery: proportional versus servo valves, fluid cleanliness, and PLC integration.

Proportional vs. Servo Valves: When You Need Closed-Loop Hydraulic Control

Proportional vs. servo valves on heavy hydraulic axes: spool feedback, hysteresis, bandwidth, hydraulic natural frequency, cleanliness, and PLC loop closure.