The ferr ic hydrocolloid particles were flocculated into much bigger flocs by small bubbl es produced during electrolysis process,so that the condition of filtration was improved.

• 作者采用不溶性的金属阳极电解，利用电化学反应产生的溶解氧将水中二价铁氧化成三价铁，不需任何化学药剂且无二次污染，可以根据水中含铁量调节供电量，使处理水达到自来水水质标准。