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| Z^3 - Z^2 +(A-B-B^2) \, Z - AB = 0 |
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| A=\frac{a \, \alpha \, p}{ R^2 \, T^2}
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| B=\frac{b \, p}{ R \, T}
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| a = 0.45747 \cdot \frac{R^2 \, T_c^2}{p_c}
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| b = 0.08664 \cdot \frac{R \, T_c}{p_c}
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| \alpha = \left( 1 + \kappa \, (1-T_r^{0.5}) \right)^2
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| \kappa = 0.48508 + 1.55171 \, \omega -0.15613 \, \omega^2
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where
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Once compressibility Z-factor
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is known the gas density can be calculated as:| LaTeX Math Block |
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\rho(p, T) = \frac{1}{Z(p,T)} \cdot \frac{M}{R} \cdot \frac{p}{T} |
where
See also
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Natural Science / Physics / Thermodynamics / Real Gas / Real Gas EOS @model
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