| 深井厚复合顶采空区上方煤巷支护技术及应用 |
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| 引用本文： | 钱德雨,王成,张冬华,韩昌良.深井厚复合顶采空区上方煤巷支护技术及应用[J].煤矿开采,2010,15(5). |
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| 作者姓名： | 钱德雨 王成 张冬华 韩昌良 |
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| 作者单位： | 中国矿业大学,矿业工程学院,煤炭资源与安全开采国家重点实验室,江苏,徐州,221008 |
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| 基金项目： | "十一五"国家科技支撑计划，国家自然科学基金青年科学基金资助项目，煤炭资源与安全开采国家重点实验室 |
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| 摘 要： | 分析了深井厚复合顶板采空区上方煤层巷道的支护难点和特点,提出了围岩强化控制技术和此类巷道的锚杆支护方案,介绍了应用于淮南某矿深井厚复合顶板采空区上方煤巷锚杆支护的成功经验。实践证明,高预应力高强锚杆组合的围岩强化控制技术是控制深井厚复合顶板采空区上方煤巷围岩变形的有效方法。
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| 关 键 词： | 深井 厚复合顶 采空区上煤巷 高预应力 强化控制 |
Surrounding Rock Control Technology and Application of Coal Roadway with Thick and Combined Roof above Gob in Deep Mine |
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| QIAN De-yu,WANG Cheng,ZHANG Dong-hua,HAN Chang-rong.Surrounding Rock Control Technology and Application of Coal Roadway with Thick and Combined Roof above Gob in Deep Mine[J].Coal Mining Technology,2010,15(5). |
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| Authors: | QIAN De-yu WANG Cheng ZHANG Dong-hua HAN Chang-rong |
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| Abstract: | This paper put forward strengthening control technology of surrounding rock and anchored bolt supporting project by analyzing supporting difficulty and characteristic of deep coal roadway with thick combined roof above gob.It introduced successful experience of applying bolt supporting in deep coal roadway above gob in Huainan.Practice showed that high pre-stress anchored bolt with high strength was effective method for controlling deformation of deep coal roadway with combined roof above gob. |
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| Keywords: | deep mine thick combined roof coal roadway above gob high pre-stress strengthening control |
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