膜蒸馏用疏水性微孔膜研究进展  

Research Progress of Hydrophobic Microporous Membrane for Membrane Distillation

作　　者：贾旭翔 兰立君 张弦 王天平 叶春松[1] JIA Xuxiang;LAN Lijun;ZHANG Xian;WANG Tianping;YE Chunsong(School of Power and Mechanical Engineering,Wuhan University,Wuhan 430072,China;China Nuclear Power Design Co.,Ltd(ShenZhen),Shenzhen 518000,China;School of Environment,Tsinghua University,Beijing 100084,China)

机构地区：[1]武汉大学动力与机械学院,湖北武汉430072 [2]深圳中广核工程设计有限公司,广东深圳518000 [3]清华大学环境学院,北京100084

出　　处：《水处理技术》2021年第10期1-6,11,共7页Technology of Water Treatment

摘　　要：从膜蒸馏传质传热方面分析了疏水性微孔膜的最佳性能参数,叙述了近年来适用于膜蒸馏过程的膜材料、制备方法以及超疏水改性方法,分析了不同构型的膜组件优缺点、膜组件内部结构对膜蒸馏性能的影响和一些新膜组件设计形式,介绍了膜蒸馏过程中的难点:膜污染和膜润湿;分析了膜污染和膜润湿的类型和原因和膜污染和膜润湿检测方法,并归纳了常见的预防和恢复措施,探讨了膜蒸馏技术的应用前景和研究发展方向,主要有膜蒸馏过程中膜污染和润湿机理的研究、抗污染润湿膜的开发及其工业化应用、膜蒸馏商用膜组件的设计及优化等。The optimal performance parameters of hydrophobic microporous membranes were analyzed from the aspects of mass and heat transfer in membrane distillation process. The membrane materials, preparation methods and superhydrophobic modification methods suitable for membrane distillation process in recent years were reviewed. The advantages and disadvantages of different configurations of membrane modules, the influence of the internal structure of membrane modules on membrane distillation performance and some new membrane module configurations were analyzed.The difficulties in the membrane distillation process were introduced, such as membrane fouling and membrane wetting, the types and causes of membrane fouling and wetting, and the detection methods of membrane fouling and membrane wetting were analyzed, the common prevention and recovery measures were summarized, and the application prospects and research development directions of membrane distillation technology were discussed, mainly include the study of membrane fouling and wetting mechanism in membrane distillation process, the development and industrial application of anti-fouling and anti-wetting membranes, the design and optimization of membrane distillation commercial membrane modules, etc.

关 键 词：膜蒸馏 膜 膜组件 膜污染 膜润湿 

分 类 号：TQ028.8[化学工程]