电解法海水深度预处理研究  

STUDY ON ADVANCED PRETREATMENT OF SEAWATER BY ELECTROLYSIS

作　　者：苗迪[1] 衣守志[1] 李文静[1] 

机构地区：[1]天津科技大学海洋科学与工程学院,天津300457

出　　处：《水处理技术》2011年第6期111-114,135,共5页Technology of Water Treatment

摘　　要：采用自制的隔膜电解槽对渤海海水进行深度预处理研究,研究了该方法的处理效果及影响因素。结果表明,使用电解法可有效降低海水浊度、有机物、SDI、色度,电流密度、电解时间、极板间距等对处理效果有重要影响,确定优化条件为极板间距2 cm,电流密度15.87 mA.cm-2,电解时间10 min,出水水质完全符合反渗透进水要求。初步探讨了电解法净化海水的机理。The seawater of bohai was advanced pretreated by electrolysis using a self-made diaphragm electrolyzer.Removal efficiency and effect factors of this method were investigated,results showed that turbidity,organic compounds,SDI and chroma of seawater were effectively decreased by electrolysis.Removal efficiency was significantly affected by current density,operation time and electrode gap,and the optimum conditions was determined as electrode gap of 2 cm,current density of 15.87 mA·cm-2,operation time of 10 min.The purification mechanism of electrolysis was preliminary discussed.

关 键 词：电解海水 隔膜 预处理 氢氧化镁 

分 类 号：TQ085.47[化学工程]