| 硫醇甲基锡毒性废水的处理新工艺优化研究 |
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| 引用本文： | 王欣,彭金辉,张利波.硫醇甲基锡毒性废水的处理新工艺优化研究[J].现代化工,2011,31(4):75-78. |
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| 作者姓名： | 王欣 彭金辉 张利波 |
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| 作者单位： | 昆明理工大学冶金与能源工程学院,云南,昆明,650093;昆明理工大学非常规冶金省部共建教育部重点实验室,云南,昆明,650093 |
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| 基金项目： | 云南省科技厅国际合作项目，科技部国际合作项目 |
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| 摘 要： | 以云南某冶金企业硫醇甲基锡生产过程中产生的废水为研究对象,通过絮凝、蒸馏、半焦吸附3个阶段进行处理,研究了絮凝剂投加量、絮凝陈化时间、絮凝搅拌速度、絮凝pH、半焦加入量、半焦吸附时间、废水的最佳吸附pH等参数对该工艺运行效果的影响。得到最佳工艺参数:絮凝剂投加质量浓度5 g/L,絮凝陈化时间2 h,絮凝pH 6~8,絮凝搅拌强度600 r/m in,半焦的投加质量浓度为50 g/L,半焦吸附时间100 m in,半焦的吸附pH 5~7。硫醇甲基锡生产废水经处理后,出水达到污水综合排放标准(GB 8978—1996)的二级排放要求。
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| 关 键 词： | 硫醇甲基锡废水 废水处理工艺 絮凝 蒸馏 半焦吸附 |
Optimization study of new treatment process for industrial wastewater from methyltin mercaptide production |
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| WANG Xin,PENG Jin-hui,ZHANG Li-bo.Optimization study of new treatment process for industrial wastewater from methyltin mercaptide production[J].Modern Chemical Industry,2011,31(4):75-78. |
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| Authors: | WANG Xin PENG Jin-hui ZHANG Li-bo |
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| Affiliation: | WANG Xin1,2,PENG Jin-hui1,ZHANG Li-bo1,2 (1.Faculty of Metallurgical and Energy Engineering,Kunming University of Science and Technology,Kunming 650093,China,2.Key Laboratory of Unconventional Metallurgy,Ministry of Education,China) |
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| Abstract: | Wastewater from methyltin mercaptide production in a Yunnan metallurgical enterprise is used to study the influence of various parameters,such as flocculant dosage,flocculation aging time,stirring speed,flocculation pH,addition of carbocoal,carbocoal adsorption time and the best adsorption pH of wastewater,on the flocculation-distillation-carbocoal adsorption three-stage treatment process.The optimum parameters are shown as follows:flocculation dosage mass concentration of 5 g/L,aging time of 2 hours,floccu... |
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| Keywords: | methyltin mercaptide industrial wastewater wastewater treatment flocculation distillation carbocoal adsorption |
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