V Notch Weir Flow Calculator

V Notch Weir Flow Calculation

°
mm
m3/s

This calculator calculates the total discharge using coefficient of discharge, angle of the notch, height of the liquid above the apex of the notch values.

Formula:

t = (8 / 15) × d × √ (2 × g) × tan(a / 2) × h(5 / 2)

Where,
t = Total Discharge
g = acceleration of gravity(9.81m/s²)
a = Angle of the notch
h = Height of the liquid above the apex of the notch(m)
d = Coefficient of discharge

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