| 大采高工作面末采阶段联合注浆加固技术 |
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| 引用本文： | 马赛,陶广美,史中刚. 大采高工作面末采阶段联合注浆加固技术[J]. 煤炭工程, 2019, 0(4): 49-53 |
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| 作者姓名： | 马赛 陶广美 史中刚 |
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| 作者单位： | 山西晋煤集团技术研究院有限责任公司;山西晋城煤业集团寺河煤矿 |
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| 摘 要： | 针对寺河矿大采高工作面末采阶段矿压显现剧烈,易出现片帮、冒顶,进而影响液压支架顺利撤出的问题,采用新型无机注浆材料对距主撤架通道后40m范围煤体进行超前预加固,并在撤架通道开采侧煤体局部地区补注少量有机注浆材料的联合注浆加固技术,有效解决了大采高工作面末采阶段片帮、漏顶等难题,实现了工作面与主撤架通道的安全快速贯通。通过对末采时间和末采注浆成本的对比分析,联合注浆加固较单纯使用有机材料注浆加固获得了更好的经济效益。
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| 关 键 词： | 大采高 末采 联合注浆加固 效率效益 |
Application of Joint Grouting Reinforcement Technology in the End Mining Project of Large Mining Height Working Face |
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| MA Sai,TAO Guang-mei,SHI Zhong-gang. Application of Joint Grouting Reinforcement Technology in the End Mining Project of Large Mining Height Working Face[J]. Coal Engineering, 2019, 0(4): 49-53 |
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| Authors: | MA Sai TAO Guang-mei SHI Zhong-gang |
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| Affiliation: | (Jincheng Anthracite Mining Group Technology Research Institute, Jincheng 048006,China;Sihe Mine of Shanxi Jincheng Coal Group, Jincheng 048200, China) |
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| Abstract: | MA Sai;TAO Guang-mei;SHI Zhong-gang(Jincheng Anthracite Mining Group Technology Research Institute, Jincheng 048006,China;Sihe Mine of Shanxi Jincheng Coal Group, Jincheng 048200, China) |
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| Keywords: | large mining height end mining joint grouting reinforcement efficiency and benefit |
| 本文献已被 CNKI 维普 等数据库收录！ |
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