The Kuye River Basin has experienced a rapid depletion of groundwater due to the increased coal production.In this study,by introducing the empirical equations derived from the three zone theory in the coal mining ind...The Kuye River Basin has experienced a rapid depletion of groundwater due to the increased coal production.In this study,by introducing the empirical equations derived from the three zone theory in the coal mining industry in China as a boundary condition,a calculation model was developed by coupling the soil and water assessment tool and visual modular three-dimensional finite-difference ground-water flow model(SWAT-VISUAL MODFLOW).The model was applied to several coal mines in the basin to quantify the groundwater impact of underground mining.For illustration purposes,two underground water observation stations and one water level station were selected for groundwater change simulation in 2009,producing the results that agreed well with the observed data.We found that groundwater level was closely related to the height of the fractured water-conducting zone caused by underground mining,and a higher height led to a lower groundwater level.This finding was further supported by the calculation that underground mining was responsible for 23.20mm aquifer breakages in 2009.Thus,preventing surface subsidence due to underground mining can help protecting the basin's groundwater.展开更多
SWAT分布式水文模型已成为当前生态水文过程建模的重要方法,被广泛应用于水土流失、土地利用和农业管理等研究领域。本文基于CNKI和Web of Science核心数据库,采用可视化分析软件CiteSpace对研究人员、机构、学科布局和关键词突现等进...SWAT分布式水文模型已成为当前生态水文过程建模的重要方法,被广泛应用于水土流失、土地利用和农业管理等研究领域。本文基于CNKI和Web of Science核心数据库,采用可视化分析软件CiteSpace对研究人员、机构、学科布局和关键词突现等进行分析,对比了2000—2020年国内外SWAT模型应用领域的研究现状和趋势。结果表明:该领域的国内外年发文量均呈快速增长趋势,但近年来国内的年发文量远低于国外水平;相比国外,国内的研究实力相对较弱,无论从研究机构和研究学者的合作等方面都与国外有很大差距。此外,国内的研究重点关注气候变化以及土地利用变化带来的径流影响,且在未来的一段时间内,仍然以“水文模拟”“水文响应”为主;而国外则更多关注农业的集约化管理以及水土保持和治理等方面。据此,建议国内的相关研究应该进一步加强机构、人员之间的合作,研究方向可以与水资源和农业生产管理等方面结合,以期为解决国内水资源短缺和农业管理提供科学依据。展开更多
基金National Key Research and Development Program of China,Grant/Award Number:2021YFC3201103-01Project Funds of Administration for Market Regulation Henan Province,Grant/Award Number:20241110011+1 种基金Special Funding for Basic Research Expenses for Central Government Departmentaffiliated Institutes,Grant/Award Number:HKYJBYW-2024-06The Open Foundation of the Yellow River Institute of Hydraulic Research,Grant/Award Number:LYBEPR202206。
文摘The Kuye River Basin has experienced a rapid depletion of groundwater due to the increased coal production.In this study,by introducing the empirical equations derived from the three zone theory in the coal mining industry in China as a boundary condition,a calculation model was developed by coupling the soil and water assessment tool and visual modular three-dimensional finite-difference ground-water flow model(SWAT-VISUAL MODFLOW).The model was applied to several coal mines in the basin to quantify the groundwater impact of underground mining.For illustration purposes,two underground water observation stations and one water level station were selected for groundwater change simulation in 2009,producing the results that agreed well with the observed data.We found that groundwater level was closely related to the height of the fractured water-conducting zone caused by underground mining,and a higher height led to a lower groundwater level.This finding was further supported by the calculation that underground mining was responsible for 23.20mm aquifer breakages in 2009.Thus,preventing surface subsidence due to underground mining can help protecting the basin's groundwater.
文摘SWAT分布式水文模型已成为当前生态水文过程建模的重要方法,被广泛应用于水土流失、土地利用和农业管理等研究领域。本文基于CNKI和Web of Science核心数据库,采用可视化分析软件CiteSpace对研究人员、机构、学科布局和关键词突现等进行分析,对比了2000—2020年国内外SWAT模型应用领域的研究现状和趋势。结果表明:该领域的国内外年发文量均呈快速增长趋势,但近年来国内的年发文量远低于国外水平;相比国外,国内的研究实力相对较弱,无论从研究机构和研究学者的合作等方面都与国外有很大差距。此外,国内的研究重点关注气候变化以及土地利用变化带来的径流影响,且在未来的一段时间内,仍然以“水文模拟”“水文响应”为主;而国外则更多关注农业的集约化管理以及水土保持和治理等方面。据此,建议国内的相关研究应该进一步加强机构、人员之间的合作,研究方向可以与水资源和农业生产管理等方面结合,以期为解决国内水资源短缺和农业管理提供科学依据。
