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Mixture fraction

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The mixture fraction measures the fuel/oxidizer ratio. It is normalized so $Z=0$ in the oxidizer stream and $Z=1$ in the fuel stream

$Z = \frac{s Y_F -Y_O +Y_O^0}{s Y_F +Y_O^0}$

Retrieved from "https://openfoam.cfd-online.com/Wiki/Mixture_fraction"

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