The pump head calculations, including piping, all fittings, valves, and devices, are achieved by using the Darcy-Weisbach equation with given flow parameters.
The pump head calculations, including piping, all fittings, valves, and devices are achieved by using the Darcy-Weisbach equation with given flow parameters.
Using the f calculated by the Blasius equation, associated with the Darcy-Weisbach equation
, this exponent is equal to 1.
2] which could be calculated with Darcy-Weisbach equation
The Darcy-Weisbach equation
for pressure drop in a pipe is:
The inherent resistance of the test rig, which corresponded well to the Darcy-Weisbach Equation for flow in a smooth tube, was subtracted from the measured data.
The small background resistance of the system, which again corresponded to the Darcy-Weisbach equation for flow in a smooth duct, was removed from the regression line.
The pressure drop can be estimated using the Darcy-Weisbach equation
for turbulent flow in pipes.
The actual pressure drop is calculated in Column H using the Darcy-Weisbach equation
, converted to inches of water.
The resistance corresponded well to the Darcy-Weisbach equation
for the whole flow range examined, and the additional resistance was subtracted from the total measured media resistance.