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二氧化氯预氧化半生产试验研究
作者姓名:陈文娟  张勇  刘思习
作者单位:1. 光大水务(济南)有限公司,山东 济南,250032
2. 山东省工程咨询院,山东 济南,250014
3. 即墨市建筑安装工程安全质量监督站,山东 即墨,266200
摘    要:通过在水厂进行的半生产性对比试验得出,二氧化氯预氧化的投加量为1.0mg/L时,就可较为彻底地去除藻污染,并有效控制藻毒素的释放;能够显著提高对浊度、色度、藻类和有机物的去除率;能够抑制藻类在平流沉淀池中的再生长。游离二氧化氯能稳定持续地氧化积累在滤池中的藻类及胞内物质,有效解决了滤后水中藻毒素及致嗅物质升高问题。二氧化氯预氧化可以作为应急除藻、解决嗅味问题的有效措施,具有一定的推广应用价值。

关 键 词:二氧化氯  预氧化  除藻  除嗅

ClO_2 preoxidation in a pilot scale experiment of waterworks
Authors:Chen Wenjuan  Zhang Yong  Liu Sixi
Affiliation:Chen Wenjuan, Zhang Yong, Liu Sixi (1. Guangda Waterworks ( Jinan ) Ltd., Jinan 250032, China; 2. Shandong Engineering Consulting Institute, Jinan 250014, China; 3. Jimo Architecture Installation Engineering Security Quality Intendance Station, Jimo 266200, China)
Abstract:Through comparison experiments in the waterworks with a pilot scale,the result indicated that algae could be removed and the MC-LR could be effectively controlled when ClO2 was dosed at 1.0 mg/L.The removal efficiency of turbidity,color,algae and organics could be greatly improved obviously,reproduction of algae in horizontal sedimentation tank could be restrained,free ClO2 could keep a satisfable level to oxidize the algae and intracellular substance accumulated in the filter,MC-LR and odors could be effec...
Keywords:ClO_2  preoxidation  removal of algae  removal of odor  
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