Venturi flow meter
Venturi calculation

Input data

Flow

Diameter 1

Diameter 2

P¹/γ

Output data

U1²/2g

U2²/2g

hf¹²

hf¹³

P²/γ

P³/γ

Description

Given the incoming flow, the diameters of the tube and of the venturi throat, the piezometric head imediatly upflow the flowmeter, calculates the velocity heads in the upstream and in the throat sections, the piezometric heads in the throat and in the downstream sections and the head losses in its nozzle ad its diffuser.

References

  • AZEVEDO NETTO, J. M. de. Manual de hidráulica. 9. ed. São Paulo: Blucher, 2015.