二氧化氯预氧化半生产试验研究 |
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作者姓名: | 陈文娟 张勇 刘思习 |
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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 |
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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。
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关 键 词: | 二氧化氯 预氧化 除藻 除嗅 |
ClO_2 preoxidation in a pilot scale experiment of waterworks |
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Authors: | Chen Wenjuan Zhang Yong Liu Sixi |
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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) |
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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... |
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Keywords: | ClO_2 preoxidation removal of algae removal of odor |
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