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Estimated time for manual use of gate valves
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Michaud's formula
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Estimated time of manual closure
Default
Default
Input data
Number of turns to close
-
-
Output data
Closure time (tf)
s
min
h
d
year
Description
Given how many turns are necessary for a valve closure, estimates the corresponding closure time.
References
Vianna, Marcos R. Notas pessoais.