净水处理中膜技术限制性因素研究进展

Research progress on limiting factors of membrane technology in water purification

基于近年来膜技术在净水处理中的应用研究成果,从膜污染机理尚不明确、处理工艺不够成熟和抗污染膜材料有待开发三方面,分析了膜污染类型研究中的难点,总结了预处理工艺和清洗技术中的限制性因素,介绍了全新及改性膜材料开发中所面临的问题,以期为后续深入研究提供参考,从而提升膜技术在净水处理中的应用价值。对膜技术的发展方向进行了展望。

Based on the application of membrane technology in water purification treatment in recent years,the mechanism of membrane fouling is not clear,the treatment process is not mature enough and the anti-pollution membrane material needs to be developed in three aspects.The difficulties in the study of membrane pollution types are analyzed,the restrictive factors in the pretreatment process and cleaning technology are summarized,and the new and modified membrane materials are introduced.In order to provide reference for further research,the application value of membrane.