Abstract: This paper reviews a newseparation process known as membrane distillation (MD). A historical review of the development of MD is presented. The classification of MD, membrane preparation, transport phenomena, module design and application research are discussed in detail. The problems urgently to be resolved are presented.

摘要： 综述了新型分离技术——膜蒸馏技术的最新研究进展，对膜蒸馏的历史、分类，膜蒸馏用膜的制备、膜蒸馏过程中的传递现象、膜组件的优化设计及应用研究等进行了深入的评述，提出了今后亟待研究和解决的问题。