| 兴隆煤矿突出煤层群首采煤层调整论证及应用 |
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| 引用本文： | 卿启超,程广,章飞,刘志伟.兴隆煤矿突出煤层群首采煤层调整论证及应用[J].矿业安全与环保,2016(4):53-56. |
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| 作者姓名： | 卿启超 程广 章飞 刘志伟 |
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| 作者单位： | 贵州煤矿安全监察局遵义监察分局;中煤科工集团重庆研究院有限公司;瓦斯灾害监控与应急技术国家重点实验室 |
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| 摘 要： | 兴隆煤矿首采层5煤层实际采掘过程中出现了煤层赋存不稳定,煤层瓦斯含量高,掘进速度缓慢,采掘接替异常紧张等问题,且在被保护层8煤层开采时多次出现区域验证指标K_1值超标和瓦斯超限现象。针对这些问题,从保护层选择、区域瓦斯治理、开采技术条件等多维度对突出煤层群保护层开采进行论证,确定兴隆煤矿将首采5煤层调整为12煤层具有可行性。实践证明,矿井将12煤层作为保护层首先开采有效缓解了矿井采掘接替紧张的问题,并实现了矿井瓦斯的有效治理和矿井的安全高效生产。
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| 关 键 词： | 突出煤层群 保护层开采 首采层 瓦斯治理 采掘接替 |
Adjustment Demonstration and Application of First-mining Seam of Outburst Coal Seam Group in Xinglong Coal Mine |
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| QING Qichao;CHENG Guang;ZHANG Fei;LIU Zhiwei.Adjustment Demonstration and Application of First-mining Seam of Outburst Coal Seam Group in Xinglong Coal Mine[J].Mining Safety & Environmental Protection,2016(4):53-56. |
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| Authors: | QING Qichao;CHENG Guang;ZHANG Fei;LIU Zhiwei |
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| Affiliation: | QING Qichao;CHENG Guang;ZHANG Fei;LIU Zhiwei;Zunyi Branch of Guizhou Administrator of Coal Mine Safety;China Coal Technology and Engineering Group Chongqing Research Institute;State Key Laboratory of Gas Disaster Monitoring and Emergency Technology; |
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