粒径分离+药剂淋洗组合技术对砷污染土壤的修复效果评估

Evaluation of the Remediation Effect of Particle Size Separation+Chemical Leaching Combination Technology on Arsenic Contaminated Soil

本研究采集某砷污染场地土壤样品,使用粒径分离+药剂淋洗组合技术对不同程度的砷污染土壤进行模拟工程修复试验,评估不同方法对砷污染土壤的修复效果。小试结果表明,该组合工艺保障了现场土壤修复效果的稳定性。试验有助于确定最经济有效的组合工艺,选择最佳药剂组合和配比,指导现场土壤修复工程实践。

This study collects soil samples from an arsenic contaminated site,uses a combination technology of particle size separation and chemical leaching to conduct simulated engineering remediation experiments on arsenic contaminated soil of different degrees,and evaluates the remediation effects of different methods on arsenic contaminated soil.The results of the small-scale trial indicate that this combination process ensures the stability of the on-site soil remediation effect.The experiment helps to determine the most economical and effective combination process,select the optimal combination and ratio of reagents,and guide on-site soil remediation engineering practice.