| 电化学氢化物发生法处理含锑废水及对锑的回收 |
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| 引用本文： | 陈京晶,张国平,李海霞,付志平,欧阳小雪,吴琼.电化学氢化物发生法处理含锑废水及对锑的回收[J].环境科学,2015,36(4):1338-1344. |
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| 作者姓名： | 陈京晶 张国平 李海霞 付志平 欧阳小雪 吴琼 |
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| 作者单位： | 1. 中国科学院地球化学研究所环境地球化学国家重点实验室,贵阳550002;中国科学院大学,北京100049
2. 中国科学院地球化学研究所环境地球化学国家重点实验室,贵阳,550002 |
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| 基金项目： | 中国科学院地球化学研究所一三五项目;国家自然科学基金项目(41273150) |
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| 摘 要： | 采用电化学氢化物发生法对模拟含锑废水进行处理,锑与水电解产生的氢形成氢化物从溶液中脱除,而后收集并加热分解锑化氢得到金属锑.实验表明,在酸性条件下对Sb(Ⅲ)去除效果较好,p H=4时去除率为76.1%.Sb(Ⅲ)与电解水产生的氢结合形成锑化氢从溶液中逸出是溶液中锑去除的最主要途径(回收率为66.2%),电沉积和吸附也对锑的去除做出少量贡献.Sb(Ⅴ)须预还原为Sb(Ⅲ)再氢化进行去除.试用了铅、石墨、钨这3种电解阴极材料,铅电极处理效果最佳.
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| 关 键 词： | 电化学 氢化物发生 锑去除 加热回收 废水 |
| 收稿时间： | 2014/9/21 0:00:00 |
| 修稿时间： | 2014/12/11 0:00:00 |
Removal of Antimony in Wastewater by Electrochemical Hydride Generation and the Recovery of Antimony |
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| CHEN Jing-jing,ZHANG Guo-ping,LI Hai-xi,FU Zhi-ping,OUYANG Xiao-xue and WU Qiong.Removal of Antimony in Wastewater by Electrochemical Hydride Generation and the Recovery of Antimony[J].Chinese Journal of Environmental Science,2015,36(4):1338-1344. |
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| Authors: | CHEN Jing-jing ZHANG Guo-ping LI Hai-xi FU Zhi-ping OUYANG Xiao-xue and WU Qiong |
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| Institution: | State Key Laboratory of Environmental Geochemistry, Institute of Geochemistry, Chinese Academy of Sciences, Guiyang 550002, China;University of Chinese Academy of Sciences, Beijing 100049, China;State Key Laboratory of Environmental Geochemistry, Institute of Geochemistry, Chinese Academy of Sciences, Guiyang 550002, China;State Key Laboratory of Environmental Geochemistry, Institute of Geochemistry, Chinese Academy of Sciences, Guiyang 550002, China;University of Chinese Academy of Sciences, Beijing 100049, China;State Key Laboratory of Environmental Geochemistry, Institute of Geochemistry, Chinese Academy of Sciences, Guiyang 550002, China;University of Chinese Academy of Sciences, Beijing 100049, China;State Key Laboratory of Environmental Geochemistry, Institute of Geochemistry, Chinese Academy of Sciences, Guiyang 550002, China;University of Chinese Academy of Sciences, Beijing 100049, China;State Key Laboratory of Environmental Geochemistry, Institute of Geochemistry, Chinese Academy of Sciences, Guiyang 550002, China;University of Chinese Academy of Sciences, Beijing 100049, China |
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| Abstract: | |
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| Keywords: | electrochemistry hydride generation antimony removal heat recovery wastewater |
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