In-situ monitor of injection valve

Details In-situ monitor of injection valve In-situ monitor of injection valve

2011-07-12

2011-07-12

Hepperle, Stephen M (Department: 3753)

Fluid handling

With indicator, register, recorder, alarm or inspection means

C137S486000, C137S487500

Reexamination Certificate

active

07975718

ABSTRACT:
The present invention generally provides methods and apparatus for monitoring performance of an injection valve. In one embodiment, a control signal relates to an actuator movement is monitored and correlated to performance of the injection valve.

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