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Simulation Analysis on the Rule of Mining Subsidence with Cementation Filling Method in Deep Mine
Pages: 44-50
Year: Issue:  3
Journal: Journal of Shandong University of Science and Tech

Keyword:  深部矿体 胶结充填 开采沉陷 模拟分析;
Abstract: 就深部矿体胶结充填开采覆岩的沉陷规律,结合具体的工程实例并对其影响因素进行分析,利用有限元分析软件ANSYS进行了数值模拟。结果表明:充填体能有效控制覆岩的变形,覆岩及地表的变形很微弱,覆岩层中没有出现明显的大面积裂缝带,而以整体的弯曲为其主要特征,弯曲带内岩层的移动过程是连续而有规律的。通过分析和比较后,初步揭示了深、浅部沉陷规律的差异。
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