As to the non-linear process of the system, we calculate the constant of the vapor-liquid equilibrium by making use of the Modified UNIFAC Method(Dortmund) to solve the problem of the lack of experimental data.

• 在此针对体系的非理想过程,采用改进UNIFAC(Dortmund)基团贡献法计算汽液平衡常数,解决了实验数据不足造成的局限。