Darcy Friction Factor in Heat Transfer Formulas

Darcy Friction Factor is denoted by f. Its value depends on the flow’s Reynolds number Re and on the pipe’s relative roughness ε / D. It can be obtained from Moody’s chart. And is denoted by f_Darcy.

Heat Transfer formulas that make use of Darcy Friction Factor

fxNusselt Number for Transitional and Rough Flow in Circular TubeGo

FAQ

What is the Darcy Friction Factor?

Darcy Friction Factor is denoted by f. Its value depends on the flow’s Reynolds number Re and on the pipe’s relative roughness ε / D. It can be obtained from Moody’s chart.

Can the Darcy Friction Factor be negative?

{YesorNo}, the Darcy Friction Factor, measured in {OutputVariableMeasurementName} {CanorCannot} be negative.

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