Presence of an adsorbent cake layer improves the performance of gravity-driven membrane (GDM) filtration system

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• 作者：Senlin Shao^a ; ^{shaosenlin@gmail.com} ; Yijing Feng^a ; ^{yijingfeng01@163.com} ; Huarong Yu^b ; ^{huarongyu@gmail.com} ; Jiangyun Li^a ; ^{lijy@whu.edu.cn} ; Guibai Li^b ; ^{liguibai@vip.163.com} ; Heng Liang^b ; ^{hitliangheng@163.com}
• 关键词：Gravity-driven membrane (GDM) system ; Pre-deposition ; Powdered activated carbon (PAC) ; Anion exchange resin (AER) ; Cake layer
• 刊名：Water Research
• 出版年：2017
• 出版时间：1 January 2017
• 年：2017
• 卷：108
• 期：Complete
• 页码：240-249
• 全文大小：2861 K
• 卷排序：108

文摘

PAC and AER particles were pre-deposited on the membrane surface of GDM system. The pre-deposited layer significantly increased the pollutant removal efficiency without reducing the stabilized flux. A bilayer structure was found in the cake layer of the adsorbent-laden GDM systems.