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The removal efficiency of lead from contaminated soil: modeling of cations and anions migration during the electrokinetic treatment.
Journal of Environmental Science and Health, Part A ( IF 1.9 ) Pub Date : 2020-07-02 , DOI: 10.1080/10934529.2020.1785781
Ourida Ait Ahmed 1
Affiliation  

The effect of the presence of minerals in natural soil polluted with lead (II) was investigated to verify the efficiency of the electrokinetic remediation method. Natural soil “Sebkha of Oran” containing high calcite minerals and characterized by high salinity was used in experimental studies. This study investigates the effects of alkaline soil pH conditions on the transport and removal of lead by the electrokinetic treatment. XRD analyses were performed on the soil sample before and after electrokinetic treatment to determine any changes in mineral phases. Mathematical models using experimental data are developed to describe the mobility and diffusion coefficient of lead ions through the soil. Mathematical models were generated based on the physicochemical parameters characterizing the movement of cations and anions.



中文翻译:

从污染土壤中去除铅的效率:在电动处理过程中对阳离子和阴离子迁移的建模。

研究了铅(II)污染的天然土壤中矿物质的存在,以验证电动修复方法的效率。在实验研究中使用了含有高方解石矿物并具有高盐度特征的天然土壤“奥兰塞布哈”。这项研究调查了碱性土壤pH条件对电动处理对铅的运输和去除的影响。在电动处理之前和之后对土壤样品进行XRD分析,以确定矿物相的任何变化。建立了使用实验数据的数学模型来描述铅离子在土壤中的迁移率和扩散系数。基于表征阳离子和阴离子运动的理化参数生成数学模型。

更新日期:2020-09-08
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