In this paper, a new method of phase equilibrium calculations and a modified EOS are adopted to study thermodynamic properties for the hydrocarbon/water/methanol system and the removing water technique of natural gas using methanol.

• 本文结合相平衡计算新方法和改进的状态方程模型,对烃-水-甲醇系统及汽提甲醇天然气脱水工艺进行研究。