Calculation module

Phase Equilibrium and Solubility Calculator

Modules 1 and 2 can calculate methane solubility within phase regions.
Modules 3 to 6 can calculate phase equilibrium conditions and the corresponding methane solubility.

[1] Du, S., Wang, X., Duan, Z., (in prep.)

[2] Duan, Z., Mao, S., 2006. A thermodynamic model for calculating methane solubility, density and gas phase composition of methane-bearing aqueous fluids from 273 to 523K and from 1 to 2000bar. Geochimica et Cosmochimica Acta 70(13), 3369–3386. doi:10.1016/j.gca.2006.03.018

[3] Sun, R., Duan, Z., 2007. An accurate model to predict the thermodynamic stability of methane hydrate and methane solubility in marine environments. Chemical Geology 244(1), 248–262. doi:10.1016/j.chemgeo.2007.06.021