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Engineering Hydrology
Frictional Loss in Indirect Methods of Streamflow Measurement Formulas
Frictional Loss is the loss of pressure or “head” that occurs in pipe or duct flow due to the effect of the fluid’s viscosity near the surface of the pipe or duct. And is denoted by h
f
.
Formulas to find Frictional Loss in Indirect Methods of Streamflow Measurement
f
x
Frictional Loss
Go
f
x
Frictional Loss given Average Energy Slope
Go
f
x
Frictional Loss given Energy Slope
Go
Indirect Methods of Streamflow Measurement formulas that make use of Frictional Loss
f
x
Eddy Loss
Go
f
x
Length of Reach given Average Energy Slope for Non-Uniform Flow
Go
f
x
Average Energy Slope given Frictional Loss
Go
f
x
Length of Reach by Manning's Formula for Uniform Flow
Go
List of variables in Indirect Methods of Streamflow Measurement formulas
f
x
Height above Datum at Section 1
Go
f
x
Height above Datum at Section 2
Go
f
x
Mean Velocity at End Sections at (1)
Go
f
x
Acceleration due to Gravity
Go
f
x
Mean Velocity at End Sections at (2)
Go
f
x
Eddy Loss
Go
f
x
Average Energy Slope
Go
f
x
Reach
Go
f
x
Energy Slope
Go
FAQ
What is the Frictional Loss?
Frictional Loss is the loss of pressure or “head” that occurs in pipe or duct flow due to the effect of the fluid’s viscosity near the surface of the pipe or duct.
Can the Frictional Loss be negative?
{YesorNo}, the Frictional Loss, measured in {OutputVariableMeasurementName} {CanorCannot} be negative.
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