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实验室规模分析了岩水层系统中的矩阵-管道交换,使用结合物理和数值建模

Douqiang Yang¹, Shuang Zhao², Yanhao Huang³

¹School of Environmental Science and Engineering, Southwest Jiaotong University, Chengdu 611756, Sichuan, China; Faculty of Geosciences and Engineering, Southwest Jiaotong University, Chengdu 611756, Sichuan, China.

Environmental research

|March 9, 2026

概括

石灰岩含水层中的水交换取决于流量条件和结构. 关键参数,如矩阵特异性收益率和管道壁导电性,显著影响流动动力学和地下水资源管理.

科学领域:

水文地质学水文地质学
环境科学环境科学
地质科学地质科学

背景情况:

岩水层系统在矩阵和管道之间表现出复杂的水交换.
这种交流对于系统充电和放电动态至关重要.
了解这些过程对于可持续的地下水管理至关重要.

研究的目的:

开发和校准矩阵-管道水交换的物理模型.
建立一个数值模型来模拟水交换动态.
阐明各种充电模式下控制水交换的机制.

主要方法:

在矩阵和导管之间进行水交换的物理建模.
使用校准模型进行数值模拟.
在不同充电场景下对分阶段特性进行系统分析.
参数可控性分析以确定关键影响因素.

主要成果:

充电模式动态地改变液压头的差异,决定交换方向.
充电强度控制了水交换的大小.
矩阵液压导电性,特异性产量,管道壁液压导电性和管道扭曲性影响交换流,时间和连续性.
矩阵特异性收益率,管道壁液压导电性和管道扭曲性显示出最重要的影响.

结论:

石灰岩水交换是由液压头差异和充电强度决定的.
特定的含水层参数批判性地控制了交换流动力学.
这些发现支持对地水力连接和地下水资源可持续性的改进评估.

关键词:

石灰岩水层系统是岩水层系统矩阵-导管交换交换矩阵-导管数字模拟的数字模拟.物理建模物理建模

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