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Orifice Flow Calculator
Calculate fluid discharge and flow rate through an orifice
Formula: $Q = C_d \cdot A \cdot \sqrt{2 \cdot g \cdot \Delta H}$
Where $C_d$ is discharge coefficient, $A$ is orifice area ($\frac{\pi d^2}{4}$), $g$ is gravity, and $\Delta H$ is pressure head drop.
Where $C_d$ is discharge coefficient, $A$ is orifice area ($\frac{\pi d^2}{4}$), $g$ is gravity, and $\Delta H$ is pressure head drop.
Orifice & Flow Parameters
Calculation Results
⚠️ For fluid mechanics and hydraulics education reference only. Assumes incompressible flow and standard discharge coefficients.