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基于多点地质统计的二维裂隙网络溶质运移模拟

张弛 陈干 吴剑锋 施小清 吴吉春

南京大学学报(自然科学版)2016,Vol.52Issue(3):456-463,8.
南京大学学报(自然科学版)2016,Vol.52Issue(3):456-463,8.DOI:10.13232/j.cnki.jnju.2016.03.006

基于多点地质统计的二维裂隙网络溶质运移模拟

Two-dimensional simulation of solute transport in fractured media based on multiple-point geostatistics

张弛 1陈干 1吴剑锋 1施小清 1吴吉春1

作者信息

  • 1. 表生地球化学教育部重点实验室,南京大学地球科学与工程学院水科学系,南京,210023
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摘要

Abstract

In this paper,themultiple point statistical simulationmethod was used to establish and calibrate a synthetic two-dimensionalfracture network model.Also,the generated model was combined with MODFLOW and MT3DMS codes to simulate the flow and solute transport in the fracture network.The simulation results show that the solute in fracture network is transporting strictlyovertimein agreement with the orientation of the fractures.Furthermore, as the conductivity ratio between channel and matrixincreases,the phenomenon of anisotropy and preferential flow becomes much more obvious.It is shown that the multiple-point statistical simulationprovides a powerful toolfor characterizing complicated fracture networks as well as simulatingthe flow and solute transport in fracture networks.

关键词

多点地质统计/裂隙网络/优势流/溶质运移/数值模拟

Key words

multiple-point statistical simulation/fracture networks/preferential flow/solute transport/numerical simulation

分类

天文与地球科学

引用本文复制引用

张弛,陈干,吴剑锋,施小清,吴吉春..基于多点地质统计的二维裂隙网络溶质运移模拟[J].南京大学学报(自然科学版),2016,52(3):456-463,8.

基金项目

国家自然科学基金(41372235,41030746),国家重点基础研究发展计划(2013CB036001) (41372235,41030746)

南京大学学报(自然科学版)

OACSCDCSTPCD

0469-5097

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