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Calculations
Recommendations
Sludge removal device for settling tank (BIOWASSERTRACK®)
Celerity in pipes filled with water
Gate valve
Michaud's formula
Estimated time of manual closure
Estimated inertia
Estimated time for manual use of gate valves
Default
Input data
Diameter of valve
50 mm
60 mm
75 mm
100 mm
150 mm
200 mm
250 mm
300 mm
350 mm
400 mm
500 mm
Output data
Number of turns to close
-
Closure time
s
min
h
d
year
Description
Given the diameter of a gate valve, estimates the corresponding closure time.
References
VIANNA, Marcos R. Golpe de aríete em adutora - edição eletrônica. Belo Horizonte: Bloom, 2021.