煤层顶底板裂隙发育特征及底板突水预测
Inner Mongolia Coal Economy（2017）
Abstract
某矿主采10煤层,其下伏灰岩岩溶发育,含水量大.底板裂隙联通含水层时将导致突水.采用可视化探测技术,结合颗粒流数值模拟对10煤的顶板裂隙发育特征进行研究,并进行两者研究结果的对比分析.最后,利用颗粒流数值模拟方法预测10煤底板破坏深度为9.6m,距下伏含水灰岩12m左右,无突水威胁.
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