Flowserve ValveAnalysis User Manual
Page 10
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ValveAnalysis Diagnostic Software Module FCD VLENIM0113-01 – 1/06
10
Balance Pressure
The balance pressure is (P1+P2)/2 for a double-acting actuator. Shifts in the balance pressure
indicate an air leak in the actuator.
Valve/Actuator Friction
Plots the overall friction of the device. This is an excellent plot to use in determining the health
of the valve.
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