Journal of Thermodynamics

Research Article

Vapor-Liquid Equilibrium of Carbon Dioxide + Ethanol: Experimental Measurements with Acoustic Method and Thermodynamic Modeling

Table 8

VLE data at 313.2 K.


313.2 K

Pexp (MPa)		PR-MKP		PR quadratic		SAFT-ConvexBody		Conventional SAFT
Pexp (MPa)	exp	calc	calc	calc	calc	calc	calc	calc	calc

3.38	0.2074	0.1991	0.9914	0.2313	0.9909	0.1724	0.9930	0.1831	0.9932
4.74	0.3097	0.2972	0.9923	0.3356	0.9916	0.2746	0.9943	0.2868	0.9946
5.98	0.4110	0.4140	0.9921	0.4478	0.9911	0.4198	0.9949	0.4203	0.9952
6.73	0.5014	0.5237	0.9915	0.5373	0.9902	0.5728	0.9950	0.5459	0.9954
7.14	0.6109	0.6320	0.9909	0.6087	0.9892	0.6730	0.9950	0.6489	0.9954
7.27	0.7095	0.6863	0.9906	0.6417	0.9888	0.7021	0.9949	0.6905	0.9954
7.53	0.8072	0.8121	0.9901	0.8258	0.9878	0.7547	0.9949	0.7946	0.9955

: liquid phase molar fraction.
: vapor phase molar fraction.