Molecular distillation simulation of free fatty acid separation from rapeseed oil soapstock was carried out on the basis of the model and estimation of components thermodynamic properties.

• 根据建立的分子蒸馏模型和物化参数的估算,对菜籽油皂脚中游离脂肪酸的分离进行模拟,并与实际试验数据进行了比较。