| 增效澄清池处理低温低浊水的中试研究 |
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| 引用本文： | 黄廷林,栾新晓,解岳,丛海兵,赵育龙,沈鑫.增效澄清池处理低温低浊水的中试研究[J].中国给水排水,2009,25(1). |
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| 作者姓名： | 黄廷林 栾新晓 解岳 丛海兵 赵育龙 沈鑫 |
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| 作者单位： | 西安建筑科技大学环境与市政工程学院,陕西,西安,710055 |
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| 摘 要： | 增效澄清池是一种将高效接触絮凝和斜管沉淀有机组合的新型水处理工艺,采用此工艺处理西宁市低温低浊水的试验结果表明,最佳的工艺参数:PAC投量为7～9 mg/L、PAM(分子质量为10 000～12 000 ku)投量为0.45 mg/L、混合池搅拌强度为600 s-1左右、网格反应池的搅拌强度为30 s-1左右、搅拌反应池的搅拌强度为120～160 s-1、污泥回流比为1.47%～1.9%,在此条件下,澄清池的出水浊度可控制在1 NTU左右,对CODMn的去除率为25%以上.
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| 关 键 词： | 增效澄清池 低温低浊水 浊度 优化 |
Pilot Study on DENSADEG for Treatment of Low Temperature and Low Turbidity Water |
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| HUANG Ting-lin,LUAN Xin-xiao,XIE Yue,CONG Hai-bing,ZHAO Yu-long,SHEN Xin.Pilot Study on DENSADEG for Treatment of Low Temperature and Low Turbidity Water[J].China Water & Wastewater,2009,25(1). |
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| Authors: | HUANG Ting-lin LUAN Xin-xiao XIE Yue CONG Hai-bing ZHAO Yu-long SHEN Xin |
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| Affiliation: | School of Environmental and Municipal Engineering;Xi'an University of Architecture and Technology;Xi'an 710055;China |
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| Abstract: | DENSADEG is a new type of clarifier-thickener which combines contact flocculation and declined tube settling technologies.DENSADEG process was applied to treat the low temperature and low turbidity water of Xining City.The results show that the optimum process parameters are PAC dosage of 7 to 9 mg/L,PAM(molecular weight of 10 000 to 12 000 ku) dosage of 0.45 mg/L,stirring intensity of about 600 s-1 in mixing tank,stirring intensity of about 30 s-1 in lattice reaction tank,stirring intensity of 120 to 160 s... |
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| Keywords: | DENSADEG low temperature and low turbidity water turbidity optimization |
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