| 平顶山矿区远程下保护层开采技术研究 |
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| 引用本文： | 熊祖强,李化敏,王文. 平顶山矿区远程下保护层开采技术研究[J]. 煤炭科学技术, 2009, 0(8) |
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| 作者姓名： | 熊祖强 李化敏 王文 |
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| 作者单位： | 河南理工大学能源科学与工程学院; |
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| 基金项目： | 高等学校博士点学科专项科研基金资助项目(20070460001);;河南省重大公益性科研资助项目(0623021400);;河南理工大学博士点基金资助项目(B2008-52);;河南省科技计划资助项目(082102240094) |
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| 摘 要： | 针对平顶山矿区深部开采的瓦斯治理现状,采用数值模拟和现场实测手段,分析了远程下保护层开采后,上覆煤岩层在采动过程中的应力分布和膨胀变形规律,结果表明:平顶山矿区的煤层群赋存条件为远程保护层开采技术的应用提供了良好的自然条件,尽管煤组间距较大,但卸压增透效果显著,配合合理的卸压瓦斯强化抽采措施,能够消除远程被保护层的突出危险性,说明改变现有的开采布局,采用远程保护层开采技术,有利于对深部煤炭资源的安全开采。
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| 关 键 词： | 远程保护层 数值模拟 卸压瓦斯 瓦斯抽采 |
Study on Mining Technology of Protective Layer Under Long Distance in Pingdingshan Mining Area |
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| XIONG Zu-qiang,LI Hua-min,WANG Wen. Study on Mining Technology of Protective Layer Under Long Distance in Pingdingshan Mining Area[J]. Coal Science and Technology, 2009, 0(8) |
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| Authors: | XIONG Zu-qiang LI Hua-min WANG Wen |
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| Affiliation: | School of Energy Science and Engineering;Henan Polytechnic University;Jiaozuo 454003;China |
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| Abstract: | According to mine gas control status of deep mining in Pingdingshan Mining Area,numerical simulation and site measured means were applied to analyze the stress distribution and the swelling deformation law of the above strata and seam during the seam mining process after the remote protective layer mined.The results showed that the seam group deposit condition in Pingdingshan Mining Area could provide the excellent natural conditions for the application of the mining technology to the remote protective laye... |
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| Keywords: | remote protective layer numerical simulation pressure released gas gas drainage |
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