Woodward 8520-494 UG Series Hydraulic Governor

Product Brief Introduction Hydraulic mechanical governor for large prime movers, which realizes mechanical closed-loop speed regulation for diesel engines and turbines.
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Technical Specifications Mechanical-hydraulic driving, speed adjustment range customizable. Operating temperature: -20℃ ~ +80℃.

Functional Features Mechanical closed-loop speed governing; load adjustment; speed droop setting; emergency trip function.

Application Scenarios Large marine diesel engine, heavy-duty industrial prime mover, turbine speed regulation.

Performance Parameters Strong driving force, stable speed regulation, adapt to heavy load fluctuation.

Structural Characteristics Integrated cast metal housing, built-in hydraulic valve and spring feedback mechanism.

Working Principle Detect shaft speed through mechanical flyweight, control hydraulic oil flow, push power piston to adjust fuel or steam valve opening.

Installation Requirements Install on prime mover shaft end, ensure good lubricating oil supply and fixed installation without vibration.

Usage Notes Regularly replace lubricating oil; check oil leakage and mechanical wear status periodically.




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