7.6.4.2.30. Mixture_Fraction

Syntax: Density [{of} SpeciesName] = Mixture_Fraction [Primaryproperty = primaryProperty | Secondaryproperty = secondaryProperty]
Scope: Aria Material
Summary: Mixture fraction model for density.
Description: $\rho = \frac{1}{\frac{Z}{\rho_\text{primary}} + \frac{1 - Z}{\rho_\text{secondary}}}$

where $Z$ is the mixture fraction, $\rho_\text{primary}$ the provided primaryProperty, and $\rho_\text{secondary}$ the provided secondaryProperty.