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One of the cubic equations of real gas state defining the Compressibility factor
as a function of
Gasfluid pressure and Gasfluid temperature : LaTeX Math Block |
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| Z^3 - (1-B) \, Z^2 +(A-2B-3B^2) \, Z -(AB-B^2-B^3) = 0 |
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| A= 0.45724 \cdot \alpha \cdot \frac{p_r}{T_r^2}
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| B=0.07780 \cdot \frac{p_r}{T_r}
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| \alpha = \left( 1 + \kappa \, (1-T_r^{0.5}) \right)^2
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| \kappa = 0.37464 + 1.54226 \, \omega -0.26992 \, \omega^2
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where
Once compressibility Z-factor
is known the
gasfluid density can be calculated as:
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where
See also
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Natural Science / Physics / Thermodynamics / Equation of State / Real Gas EOS @model
[ Real Gas ]
Reference
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