Modeling > Modeling Turbulence > Using Wall Treatment Models > Formulation of Wall Laws > Nomenclature

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Nomenclature

The following is a guide to the terms used in this section.

Scalars

E

wall function coefficient

f

roughness function

u

component of wall-cell velocity parallel to the wall

reference velocity used in wall functions

wall-parallel velocity non-dimensionalized with

roughness parameter

non-dimensional wall coordinate

y

normal distance from the wall to the wall-cell centroid

P

function of Prandtl numbers

dimensionless viscous dissipation

dimensionless temperature

T

wall-cell temperature

wall-boundary temperature

wall heat flux magnitude

specific heat

von Karman constant

density

dynamic viscosity

turbulent viscosity

Prandtl number

turbulent Prandtl number

wall shear stress magnitude

blending function in Kader's wall law

Subscripts

lam

laminar

turb

turbulent

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