Answer / mahendra kumar verma

A systematic procedure designed to ensure the correct valve capacity for set of specified process condition.

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valve body size is control valve size

Answer / miracle

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The no of US GALLONS PER MINUTE OF WATER GOING THROUGH THE
FULLY OPENED CONTROL VALVE WITH THE LOSS OF ONE psi thats
called CV(CAPACITY OF VALVE)
FORMULAE:
Cv=Q*SQRT OF DP/SG
WHEN
DP= ACROSS THE VALVE
SG= SPECIFIC GRAVITY
Q=VOLUME FLOW MAX

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