| 二级中和/固液分离膜技术处理酸洗废水与回用 |
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| 引用本文： | 徐淼,冯海军,刘晓亮,张金凤,马艳宁.二级中和/固液分离膜技术处理酸洗废水与回用[J].中国给水排水,2011,27(16). |
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| 作者姓名： | 徐淼 冯海军 刘晓亮 张金凤 马艳宁 |
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| 作者单位： | 天津市环境保护科学研究院,天津,300191 |
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| 摘 要： | 固液分离膜技术是取代传统混凝沉淀和过滤的一种新型高效固液分离处理技术,具有出水水质好、占地面积小和运行成本低等优点。采用该技术处理钢铁行业酸洗废水的工程实践表明,出水COD、SS、TP等水质指标均达到了天津市《污水综合排放标准(》DB 12/356—2008)的二级标准。此外,对回用水中Cl-浓度和CaCl2浓度的积累效应进行了研究,废水处理后70%可直接回用于企业生产线,取得了良好的社会效益和经济效益。
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| 关 键 词： | 钢铁行业 酸洗废水 固液分离膜 回用 |
Two-stage Neutralization/Solid-liquid Separation Membrane for Treatment and Reuse of Acid Pickling Wastewater from Steel Industry |
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| XU Miao,FENG Hai-jun,LIU Xiao-liang,ZHANG Jin-feng,MA Yan-ning.Two-stage Neutralization/Solid-liquid Separation Membrane for Treatment and Reuse of Acid Pickling Wastewater from Steel Industry[J].China Water & Wastewater,2011,27(16). |
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| Authors: | XU Miao FENG Hai-jun LIU Xiao-liang ZHANG Jin-feng MA Yan-ning |
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| Affiliation: | XU Miao,FENG Hai-jun,LIU Xiao-liang,ZHANG Jin-feng,MA Yan-ning(Tianjin Academy of Environmental Sciences,Tianjin 300191,China) |
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| Abstract: | Solid-liquid separation membrane is a new type high-efficiency treatment technology of solid-liquid separation replacing tratitional coagulation,sedimentation and filtration.It has the advantages of good effluent quality,small footprint and low operation cost.The technology is used for treatment of acid pickling wastewater from steel industry,and the results show that the effluent COD,SS and TP meet the second criteria specified in Tianjin Integrated Wastewater Discharge Standard(DB 12/356-2008).Moreover,th... |
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| Keywords: | steel industry acid pickling wastewater solid-liquid separation membrane reuse |
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