VTPR: Step by step VLE calculation available.
A detailed example calculation of the VLE for the binary system acetone(1) - ethanol(2) at 328.15 K using the VTPR group contribution equation of state is available for download now.
The provided step by step calculation is realized using MathSoft MathCad. The calculation can be followed easily because all required parameters are given and all published1,2 equations are written in mathematical notation.
|(1)||Ahlers, J.; Gmehling, J. Development of an universal group contribution equation of state. I. Prediction of liquid densities for pure compounds with a volume translated Peng-Robinson equation of state. Fluid Phase Equilib. 2001, 191, 177.|
|(2)||Schmid, B.; Gmehling, J. Revised parameters and typical results of the VTPR group contribution equation of state. Fluid Phase Equilib. 2012, 317, 110.|