Article ID Journal Published Year Pages File Type
10271105 Fluid Phase Equilibria 2011 6 Pages PDF
Abstract
The differential version of the method of capillary rise has been used to measure the capillary constant and calculate the surface tension of methane-nitrogen solutions. Experiments have been conducted in the temperature range from 95 to 170 K at pressures up to 4 MPa. Experimental data on surface tension have been compared with the results of calculations by thermodynamic models. Equations are given which describe the dependence of the capillary constant of a solution on its temperature and composition.
Related Topics
Physical Sciences and Engineering Chemical Engineering Chemical Engineering (General)
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