基于有限元数值模拟的尾矿库三维渗流稳定性分析  

3D Seepage Stability Analysis of Tailings Pond Based on Finite Element Numerical Simulation

作　　者：陈铁亮 母传伟 孙靖霄 曹婷 赵阳 CHEN Tieliang;MU Chuanwei;SUN Jingxiao;CAO Ting;ZHAO Yang(SHEN KAN Engineening&Technology Co.,Ltd.,MCC,Shenyang,Liaoning 110179,China)

机构地区：[1]中冶沈勘工程技术有限公司,辽宁沈阳110179

出　　处：《自动化应用》2024年第18期201-206,共6页Automation Application

摘　　要：建立尾矿库库区及坝体的三维渗流数值计算模型,基于有限元数值计算分析软件,对原设计终期标高和扩容终期标高尾矿库模型进行正常运行工况和洪水运行工况下的三维渗流计算及渗流稳定性分析。模拟尾矿堆积坝体及沉积滩内浸润面的空间分布形态及水力比降在空间的分布特征。通过数值模拟计算结果,对尾矿库扩容工程在不同堆积工况下的渗流特征进行分析研究,对尾矿库的渗流稳定性进行综合分析与评价,为尾矿库的动力分析及安全运行提供科学依据。The 3D seepage numerical calculation model of the tailing reservoir area and dam body is established based on the finite element numerical calculation and analysis software,the three-dimensional seepage calculation and seepage stability analysis under normal operation and flood operation are carried out for the original design final elevation and expansion final elevation tailings reservoir model.The spatial distribution pattern of infiltration surface and hydraulic gradient in tailings dam and sediment beach are simulated.Based on the results of numerical simulation,the seepage characteristics of the tailing pond expansion project under different stacking conditions are analyzed and studied,and the seepage stability of the tailing pond is comprehensively analyzed and evaluated,it provides scientific basis for dynamic analysis and safe operation of tailing pond.

关 键 词：尾矿库 三维渗流 渗流稳定性 有限元分析 数值模拟 

分 类 号：TD926.4[矿业工程—选矿]