Flowserve ValveAnalysis Manuel d'utilisateur télécharger pdf (Page 10)

ValveAnalysis Diagnostic Software Module FCD VLENIM0113-01 – 1/06

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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Flowserve ValveAnalysis Manuel d'utilisateur Page 10