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燃煤电厂贮灰场中铬的转化迁移规律研究
引用本文:郭慧霞,GUO Hui-xia. 燃煤电厂贮灰场中铬的转化迁移规律研究[J]. 西部探矿工程, 2008, 20(1): 82-84
作者姓名:郭慧霞  GUO Hui-xia
作者单位:焦作市环境科学研究所,河南焦作,454003
摘    要:通过对物料分析测试、模拟粉煤灰淋溶试验等,分析了燃煤电厂粉煤灰贮灰场中铬的来源及其迁移转化规律.结果表明:燃料煤是铬的主要来源,占92.24%,粉煤灰中的铬几乎均以Cr6 形式存在,经过大气降水、冲灰水淋溶后下渗,将对地下水造成严重污染.

关 键 词:燃煤电厂  铬污染  淋溶  地下水  燃煤电厂  粉煤灰贮灰场  中铬  的转化  迁移规律  研究  Countermeasure  Control  Prevention  Chromium  Remove  重污染  地下水  下渗  淋溶试验  冲灰水  大气降水  存在  燃料  结果
文章编号:1004-5716(2008)01-0082-03

Study on the Change and Remove of Chromium and its Prevention Control Countermeasure
GUO Hui-xia. Study on the Change and Remove of Chromium and its Prevention Control Countermeasure[J]. West-china Exploration Engineering, 2008, 20(1): 82-84
Authors:GUO Hui-xia
Affiliation:GUO Hui-xia(The Research Institute of Environmental Science of Jiaozuo,Jiaozuo Henan 454003,China)
Abstract:Through the methods of analysis and test on raw materials and the simulated test of drip and dissolve on coal ash,this article analyzed the origination of chromium and the remove and change laws of it.The result indicates the most chromium came from fuel coal,account for 92.24%,and almost all of chromium in coal ash existed in form of Cr6+.After the dripping and dissolving action caused by rainfall or ash washing water,and seeping into the groundwater,a serious Cr6+ pollution will come into being.
Keywords:coal-fired power plant   chromium pollution   drip and dissolve   groundwater
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