W

Wall Boiling Heat Flux of [phase interaction]

The heat flux passing from the wall into the liquid.

Function Name:	WallBoilingHeatFlux[Phase Interaction]
Dimensions:	[Power/Length^2]
Default units:	W/m^2
Type:	Scalar
Activated by:	VOF Boiling

Wall Distance

The normal distance $y$ from the cell centroid to the nearest wall face with a non-slip boundary condition as calculated by the Wall Distance solver.

Function Name:	WallDistance
Dimensions:	[Length]
Default units:	m
Type:	Scalar
Activated by:	Wall Distance

Wall Proximity Indicator

$\lambda$ in Eqn. (1194).

Function Name:	WallProximityLambda
Dimensions:	[Dimensionless]
Default units:	N/A
Type:	Scalar
Activated by:	Standard K-Epsilon Two-layer, Realizable K-Epsilon Two-layer, HB Standard K-Epsilon Two-layer, HB Realizable K-Epsilon Two-layer

Wall Shear Stress

The wall shear stress vector.

Function Name:	WallShearStress
Dimensions:	[Pressure]
Default units:	Pa
Type:	Vector
Activated by:	Viscous Regime Models

Wall Y+

The non-dimensional wall distance. It is defined as $y^{+}=u^{*}y/\nu$ where $u^{*}$ is the reference velocity, $y$ is the normal distance from the centroid to the wall in wall-adjacent cells and $\nu$ is the kinematic viscosity.

Function Name:	WallYplus
Dimensions:	[Dimensionless]
Default units:	N/A
Type:	Scalar
Activated by:	Wall Treatment models

Wetness (Mass Fraction) of [phase interaction]

The mass fraction of liquid droplets in the wet steam flow.

Function Name:	VaporWetnessMassFraction[phaseinteraction]
Dimensions:	[Dimensionless]
Default units:	n/a
Type:	Scalar
Activated by:	Dispersed Multiphase (DMP)