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Residual Chlorine Control in Water Using Cl2 and ClO2 as Disinfectants
Author(s): 
Pages: 33-36
Year: Issue:  5
Journal: WATER PURIFICATION TECHNOLOGY

Keyword:  二氧化氯总有效余氯消毒标准;
Abstract: 定义了"总有效余氯"(Total Effective Free Chlorine,TEFC)的概念,即二氧化氯浓度除以1.9与余氯浓度之和,并对其进行了研究.利用总有效余氯的概念,对采用二氧化氯和氯联合消毒技术的南方地区某水厂(2×104m3/d)进行了生产性试验,结果表明:管网末梢水TEFC控制在0.03~0.05 mg/L以上是比较合适的;从保证饮用水微生物安全性角度,出厂水TEFC应控制在0.20~0.30 mg/L以上.
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