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煤層開(kāi)采弱透水層厚度變化對(duì)上覆松散含水層影響研究

發(fā)布時(shí)間:2018-10-09 19:59
【摘要】:在研究煤礦區(qū)地質(zhì)、水文地質(zhì)及采礦條件等的基礎(chǔ)上,采用Visual MODFLOW進(jìn)行煤層開(kāi)采弱透水層厚度變化對(duì)上覆松散含水層影響的數(shù)值模擬研究。結(jié)果表明:在模擬期間,松散含水層地下水位下降幅度隨著弱透水層厚度增大逐漸減小。研究成果為煤礦區(qū)松散含水層地下水保護(hù)提供了依據(jù)。
[Abstract]:On the basis of studying the geology, hydrogeology and mining conditions of coal mining area, Visual MODFLOW is used to simulate the influence of the thickness of weak permeable layer in coal seam mining on the overlying loose aquifer. The results show that the decrease of groundwater level in the loose aquifer decreases with the increase of the thickness of the weak permeable layer during the simulation period. The research results provide the basis for groundwater protection of loose aquifer in coal mine area.
【作者單位】: 太原理工大學(xué)水利科學(xué)與工程學(xué)院;
【基金】:國(guó)家自然科學(xué)基金資助項(xiàng)目(41572221) 山西省自然科學(xué)基金資助項(xiàng)目(2014011001-2) 山西省直水資源保護(hù)與水資源管理基礎(chǔ)能力建設(shè)項(xiàng)目(153200031-Q)
【分類號(hào)】:TD821;TD74
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本文編號(hào):2260596

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