Francis Discharge in Flow Over Notches and Weirs Formulas

Francis Discharge is calculated from the empirical formula given by Francis. And is denoted by Q_Fr. Francis Discharge is usually measured using the Cubic Meter per Second for Volumetric Flow Rate. Note that the value of Francis Discharge is always positive.

Formulas to find Francis Discharge in Flow Over Notches and Weirs

fxFrancis Formula for Discharge for Rectangular Notch if Velocity not consideredGo

fxFrancis Formula for Discharge for Rectangular Notch if Velocity is consideredGo

fxDischarge considering Approach VelocityGo

Flow Over Notches and Weirs formulas that make use of Francis Discharge

fxCoefficient of Discharge given Discharge if Velocity not consideredGo

fxCoefficient of Discharge given Discharge if Velocity consideredGo

fxLength of Crest without considering VelocityGo

fxLength of Crest when Francis Formula Discharge and Velocity is not consideredGo

fxLength of Crest when Francis Formula Discharge and Velocity is consideredGo

List of variables in Flow Over Notches and Weirs formulas

fx Length of Weir Crest Go

fx Number of End Contraction Go

fx Height of Water above Crest of Weir Go

fx Still Water Head Go

fx Velocity Head Go

fx Coefficient of Discharge Go

fx Acceleration due to Gravity Go

FAQ

What is the Francis Discharge?

Francis Discharge is calculated from the empirical formula given by Francis. Francis Discharge is usually measured using the Cubic Meter per Second for Volumetric Flow Rate. Note that the value of Francis Discharge is always positive.

Can the Francis Discharge be negative?

No, the Francis Discharge, measured in Volumetric Flow Rate cannot be negative.

What unit is used to measure Francis Discharge?

Francis Discharge is usually measured using the Cubic Meter per Second[m³/s] for Volumetric Flow Rate. Cubic Meter per Day[m³/s], Cubic Meter per Hour[m³/s], Cubic Meter per Minute[m³/s] are the few other units in which Francis Discharge can be measured.

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