Calculation module

Phase Equilibrium and Solubility Calculator

Modules 1 and 2 can calculate methane solubility within phase regions.
Modules 3 to 5 can calculate phase equilibrium conditions and the corresponding methane solubility.

Parameter Value Unit Range
Quadruple Point Q1 (Pure Water)
Click "Calculate" to display the fixed results

3D Phase Diagram



Results




References

[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