A SIF uses a single, pneumatic, final element assembly consisting of a 3/2 pilot-operated poppet solenoid valve,

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A SIF uses a single, pneumatic, final element assembly consisting of a 3/2 pilot-operated poppet solenoid valve, a spring-return pneumatic piston actuator, and a floating ball valve. The application is close-trip.

What is the total dangerous failure rate of the final element assembly, assuming one uses generic upper-bound values?

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Safety Instrumented System Design Techniques And Design Verification

ISBN: 9781945541438

1st Edition

Authors: Iwan Van Beurden, William Goble

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Question Posted: Apr 27, 2024 10:00 PM

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A SIF uses a single, pneumatic, final element assembly consisting of a 3/2 pilot-operated poppet solenoid valve,

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Safety Instrumented System Design Techniques And Design Verification

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