Tag Archives for Servo Valve

Hydraulic Servo Valve Port Shape

Servo valve bodies are machined with three common port shapes as shown in Fig. 11.13. The effect of port shape on flow is shown in Fig. 11.14. A full annulus port gives the highest flow per unit of spool displacement … Continue reading

15. May 2010 by and
Categories: Servo Valves | Tags: , | Leave a comment

Hydraulic Servo Valve Feedback

Feedback is an intuitive concept. Each time we reach for an object, we slow our hand as it approaches the object so that it is captured with minimal impact. There is visual feedback that our brain uses to control the … Continue reading

14. May 2010 by and
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Servo Valve Electrical Circuit

Some explanation of the electrical circuit required for a servo valve is presented here to help readers understand how the servo valve in the servo pump operates when it is used in a closed-loop transmission.  The key features of the … Continue reading

05. May 2010 by and
Categories: Hydrostatic Transmissions | Tags: , | Leave a comment