functionfRe2_SinglePhase_2Region

Inputs

TypeNameDefaultDescription
SI.ReynoldsNumberReReynolds Number
SI.LengthdimensionHydraulic diameter
SI.LengthroughnessAverage height of surface asperities
SI.ReynoldsNumberRe_centerRe smoothing transition center
SI.ReynoldsNumberRe_widthRe smoothing transition width

Outputs

TypeNameDefaultDescription
Units.NonDimfRe2Friction factor*Re^2