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| Fig. 1. Schematic PT diagram with Vapour Liquid Equilibrium and Pseudo-Critical Point (Tpc, pPpc). |
The simplest estimate (also called Linear Blending Rule) of Pseudo-Critical Point
is the mole fraction weighted average of the critical temperature LaTeX Math Inline body --uriencoded--( T_%7Bpc%7D, \, pP_%7Bpc%7D )
and critical pressure LaTeX Math Inline body --uriencoded--\%7B T_%7Bc, i%7D \%7D
of fluid components (which are pure substances) :LaTeX Math Inline body --uriencoded--\%7B pP_%7Bc, i%7D \%7D
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pP_{pc} = \sum_i x_i \, pP_{c,i} |
where
| mole fraction of the | ||||||||
| critical temperature of the | ||||||||
| critical pressure of the |
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[ Pseudo-Critical Point (Tpc, pPpc) ][ Pseudo-Critical Temperature (Tpc) ][ Pseudo-Critical Pressure (Ppc)][ Pseudo-Critical Point Correlations @model ]
[ Critical Point (Tc, pPc) ][ Сritical Temperature (Tc) ][ Critical Pressure (pPc) ]