张坤,丁湘,蒲治国,吴永辉

• 1:中煤能源研究院有限责任公司
• 2:中煤冲击地压与水害防治研究中心
• 3:中天合创能源有限责任公司门克庆煤矿

摘要(Abstract)：

为有效解决蒙陕地区深部侏罗系近距离煤层开采面临的顶板砂岩含水层高承压、富水性强且极不均一、隔水层薄等防治水难题，以呼吉尔特矿区某矿井为例，按照“断源截流、分区防控、层组治理”的思路，采用低位超前布局掩护疏放、上下煤层综合精细探查、统筹兼顾、优化探放水布设、上下煤层顶板疏放水效果定量化评价等一系列方式，探索出以区域和煤组为单位的大范围治理顶板水害立体防控技术，并通过某矿井11-3101、11-2201工作面安全回采对该体系进行了有效性验证，成功解放11-2201工作面103万t回采煤量，为高承压含水层下近距离煤层顶板水害防治工作提供了依据。

关键词(KeyWords)： 近距离;综合精细探查;断源截流;低位超前布局掩护疏放;探放水布设优化;疏放效果评价

Abstract:

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基金项目(Foundation):

作者(Author): 张坤,丁湘,蒲治国,吴永辉

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