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非均质渗透介质纵向弥散度数值模拟估算法适宜性探析

  • 张嘉 ,
  • 王明玉
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  • 中国科学院研究生院资源与环境学院,水系统安全研究中心,北京 100049

收稿日期: 2010-04-07

  修回日期: 2010-05-21

  网络出版日期: 2011-01-20

基金资助

国家973项目(2010CB428801、2010CB428804)、国家科技重大专项(2009ZX05039-003、2009ZX07212-003)和中国科学院"百人计划"择优项目资助 

Suitability of the numerical simulation approach for estimation of longitudinal dispersivity in heterogeneous media

  • ZHANG Jia ,
  • WANG Ming-Yu
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  • Center for Water System Security & College of Environment and Resources, Graduate University, Chinese Academy of Sciences, Beijing 100049, China

Received date: 2010-04-07

  Revised date: 2010-05-21

  Online published: 2011-01-20

摘要

介绍了地下水溶质迁移转化模拟软件MT3DMS中的数值解法MOC、MMOC、HMOC和高阶TVD等的基本原理,分析比较了不同解法所获得的地下水污染时空分布模拟结果的质量误差以及纵向弥散度模拟计算结果异同,并进一步探讨了网格大小与污染源质量浓度对模拟结果的影响等.展现了通过数值模拟估算纵向弥散度的基本过程及其适宜性,重点探析了不同数值解法模拟估算弥散度的适用性.

本文引用格式

张嘉 , 王明玉 . 非均质渗透介质纵向弥散度数值模拟估算法适宜性探析[J]. 中国科学院大学学报, 2011 , 28(1) : 35 -42 . DOI: 10.7523/j.issn.2095-6134.2011.1.006

Abstract

A few of numerical solution methods are briefly introduced, including MOC,MMOC,HOMC, and TVD, which are implemented in MT3DMS. Comparative analyses of mass errors and longitudinal dispersivity values obtained using the different methods were conducted. In addition, the impacts of the grid size and source concentration were examined. We present the basic procedure and the suitability analyses for longitudinal dispersivity estimation by numerical simulations.

参考文献


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