测试液pH值对RO膜元件渗透性能测试结果的影响

Jie SONG,Hui YU,Fei-yang WU,Meng ZHANG, Qiang LI,Xian-hui PAN

China Water & Wastewater（2017）

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Abstract

选取商业化的苦咸水反渗透膜元件和海水反渗透膜元件,按照《卷式反渗透膜组件测试方法》(HY/T 107-2008)规定的标准测试条件,测试了不同进水pH值条件下膜元件的脱盐率和产水量,考察进水pH值对反渗透膜元件渗透性能的影响.结果表明,进水pH值对反渗透膜元件的产水量基本无影响,但对其脱盐率影响较大,当pH值在中性范围时,脱盐率最高.同时根据试验结果,对反渗透膜元件的应用提出了建议.

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