7.6.12.17.6. From_Density

Syntax

Mass Fraction [{of} SpeciesName] = From_Density ()

Scope

Aria Material

Summary

Defines mass fraction from species density and overall density

Description

Defines the mass fraction for species $i$ as

$Y_i = \frac{\rho_i}{\rho}$

where $\rho$ is the overall DENSITY expression for the current phase, and $\rho_i$ is the DENSITY for species $i$ in the current phase.

Parameter	Value	Default
{of}	{of \| species \| subindex}	–
SpeciesName	string	–