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Interfacial Area Density

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Old   January 9, 2018, 14:19
Default Interfacial Area Density
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Does anyone know where does this expression of the interfacial area density come from for the mixture model? How do we make to find this expression?

A_{\alpha\beta}=\frac{r_{\alpha}r_{\beta}}{d_{\alpha\beta}}

Thank you for your help !
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Old   January 11, 2018, 18:26
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Originally Posted by MissCFD View Post
Does anyone know where does this expression of the interfacial area density come from for the mixture model? How do we make to find this expression?

A_{\alpha\beta}=\frac{r_{\alpha}r_{\beta}}{d_{\alpha\beta}}

Thank you for your help !
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