What is a Fail-Close Valve? – Advantages and Disadvantages
A fail-close valve is designed to automatically close when some failure happens in terms of power or pressure.
A fail-close valve is designed to automatically close when some failure happens in terms of power or pressure.
Valve fail mode may be shown in instrument diagrams by either an arrow pointing in the direction of failure (assuming
There are two primary system considerations centering around an emergency operational situation for control valves. Control Valve Fail Safe Action