Correlation factor for Benedict-Webb-Rubin equation

Input(s)

A: Mole Fraction of Hydrogen Sulfide and Carbon Dioxide in Gas Phase (fraction)

B: Mole Fraction of Hydrogen Sulfide in Gas Phase (fraction)

Output(s)

в: Correlation Factor $(\mathrm{R})$

Formula(s)

$$ \varepsilon=120 *\left(\left(\mathrm{~A}^{0.9}\right)-\left(\mathrm{A}^{1.6}\right)\right)+15 *\left(\left(\mathrm{~B}^{0.5}\right)-\left(\mathrm{B}^{4}\right)\right) $$

Reference(s)

John M. Campbell, Gas Conditioning and Processing, Campbell Petroleum Series, Oklahoma, 1992, Vol. 1, Page: 54.