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| 厌氧活性污泥处理废水中的U(Ⅵ) | |
| 引用本文： | 苑士超,谢水波,李仕友,刘金香,刘迎九,唐振平.厌氧活性污泥处理废水中的U(Ⅵ)[J].环境工程学报,2013,7(6):2081-2086. |
| 作者姓名： | 苑士超 谢水波 李仕友 刘金香 刘迎九 唐振平 |
| 作者单位： | 1. 南华大学污染控制与资源化技术湖南省重点实验室,衡阳,421001 2. 南华大学污染控制与资源化技术湖南省重点实验室,衡阳 421001;南华大学铀矿冶生物技术国防重点学科实验室,衡阳 421001 3. 南华大学铀矿冶生物技术国防重点学科实验室,衡阳,421001 |
| 基金项目： | 国家自然科学基金资助项目(11175081);湖南省科技计划重点项目(2011SK2015);湖南省创新平台基金项目(09K076) |
| 摘 要： | 用人工驯养的厌氧污泥进行除铀实验,探讨了微生物投加量(VSS)、pH值、U(Ⅵ)初始浓度、外加电子供体和污泥重复利用等对污泥处理U(Ⅵ)的影响,并进行了相关机理分析。实验结果表明,在适当的pH范围内(5.2～6.6),厌氧污泥对铀保持较长时间的高效去除率;当以还原铁粉和无水乙醇作电子供体时,U(Ⅵ)去除率保持在95%以上的时间为未加电子供体时的2倍。U(Ⅵ)去除速度与VSS投加量成正比关系,U(Ⅵ)初始浓度对去除效果的影响不大,厌氧污泥可以长期使用。pH值的影响最关键,其次是外加电子供体。厌氧污泥除U(Ⅵ)机理为氧化还原和吸附的共同作用。 |
| 关 键 词： | U(Ⅵ) 厌氧污泥 吸附 氧化还原 含铀废水 |
U(Ⅵ) removal from wastewater by anaerobic sludge |
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| Yuan Shichao,Xie Shuibo,Li Shiyou,Liu Jinxiang,Liu Yingjiu and Tang Zhenping.U(Ⅵ) removal from wastewater by anaerobic sludge[J].Techniques and Equipment for Environmental Pollution Control,2013,7(6):2081-2086. | |
| Authors: | Yuan Shichao Xie Shuibo Li Shiyou Liu Jinxiang Liu Yingjiu and Tang Zhenping |
| Institution: | 1. Hunan Provincial Key Laboratory of Pollution Control and Resources Technology, University of South China, Hengyang 421001, China;1. Hunan Provincial Key Laboratory of Pollution Control and Resources Technology, University of South China, Hengyang 421001, China;2. Key Discipline Laboratory for National Defence for Biotechnology in Uranium Mining and Hydrometallurgy, University of South China, Hengyang 421001, China;1. Hunan Provincial Key Laboratory of Pollution Control and Resources Technology, University of South China, Hengyang 421001, China;2. Key Discipline Laboratory for National Defence for Biotechnology in Uranium Mining and Hydrometallurgy, University of South China, Hengyang 421001, China;1. Hunan Provincial Key Laboratory of Pollution Control and Resources Technology, University of South China, Hengyang 421001, China;2. Key Discipline Laboratory for National Defence for Biotechnology in Uranium Mining and Hydrometallurgy, University of South China, Hengyang 421001, China;1. Hunan Provincial Key Laboratory of Pollution Control and Resources Technology, University of South China, Hengyang 421001, China;2. Key Discipline Laboratory for National Defence for Biotechnology in Uranium Mining and Hydrometallurgy, University of South China, Hengyang 421001, China |
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