changes.mady.by.user Arthur Aslanyan (Nafta College)
Saved on Nov 22, 2020
@wikipedia
Z^3 - (1-B) \, Z^2 +(A-2B-3B^2) \, Z -(AB-B^2-B^3) = 0
A=\frac{a \, \alpha, \, p}{ R^2 \, T^2}
B=\frac{b \, p}{ R \, T}
a = 0.45724 \cdot \frac{R^2 \, T_c^2}{p_c}
b = 0.07780 \cdot \frac{R \, T_c}{p_c}
\alpha = \left( 1 + \kappa \, (1-T_r^{0.5}) \right)^2
\kappa = 0.37464 + 1.54226 \, \omega -0.26992 \, \omega^2
where
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