二氧化氯对水中无机污染物的去除效果研究
REMOVAL EFFECT OF CHLORINE DIOXIDE ON INORGANIC POLLUTANT FROM WATER
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摘要: 本文通过摸拟水厂混凝沉淀-过滤工艺,研究了ClO2投量和投加点对水中Fe2+,Mn2+,S2-,CN-污染物的去除效果,并与液氯进行了对比,结果表明:随ClO2投量增大,去除率也增加,且ClO2效果优于液氯;后投ClO2的去除效果好于中间投和预投ClO2,且可省药.这为ClO2在饮用水中的应用提供了科学依据.Abstract: Removal effect of C1O2 doses and dosing point on Fe2+, Mn2+, S2- and CN- etc.pollutants in water has been studied by using simulation technology of coagulation sedimentation-filtration in waterwork as compared with liquid chlorine.The results showed that effect of ClO2 better than liquid chlorine.This provide scientific basis for futher use of ClO2 in drinking water.
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Key words:
- Chlorine dioxide /
- liquid chlorine /
- ferrous ion /
- manganous ion /
- sulfide /
- cyanide
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