| 浅埋房柱式采空区下近距离煤层综采顶板控制技术 |
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| 引用本文： | 屠世浩,窦凤金,万志军,王方田,袁永.浅埋房柱式采空区下近距离煤层综采顶板控制技术[J].煤炭学报,2011,36(3):366-370. |
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| 作者姓名： | 屠世浩 窦凤金 万志军 王方田 袁永 |
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| 作者单位： | 1.中国矿业大学 矿业工程学院，江苏 徐州221116；;
2.中国矿业大学 煤炭资源与安全开采国家重点实验室 |
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| 基金项目： | 煤炭资源与安全开采国家重点实验室自主研究课题(SKLCRSM09X02); 江苏省“青蓝工程”资助项目; 江苏省高校优势学科建设工程资助项目 |
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| 摘 要： | 针对浅埋房柱式采空区下近距离煤层综采工作面开采可能出现覆岩大面积冲击式来压等问题，结合鄂尔多斯乌兰集团石圪台煤矿3-1-2煤层综采工作面开采实际，采用理论分析、物理模拟、数值模拟及现场实测等研究方法，对该类煤层开采引起覆岩变形破坏、岩体弹性能聚集造成冲击式来压和压架机理、地表移动规律和井下矿压规律关系等进行了研究，针对性地采取了残留煤柱爆破放顶卸压、地面钻孔注砂充填煤房和合理控制采高等控制和预防措施，实现了工作面的安全高效生产。
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| 关 键 词： | 浅埋煤层 房柱式采空区 顶板控制 弹性聚能 压架事故 |
| 收稿时间： | 2010-08-11 |
Strata control technology of the fully mechanized face in shallow coal seam close to the above room-and-pillar gob |
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| TU Shi-hao,DOU Feng-jin,WAN Zhi-jun,WANG Fang-tian,YUAN Yong.Strata control technology of the fully mechanized face in shallow coal seam close to the above room-and-pillar gob[J].Journal of China Coal Society,2011,36(3):366-370. |
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| Authors: | TU Shi-hao DOU Feng-jin WAN Zhi-jun WANG Fang-tian YUAN Yong |
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| Affiliation: | TU Shi-hao1,2,DOU Feng-jin3,WAN Zhi-jun1,WANG Fang-tian1,YUAN Yong1,2(1.School of Mines,China University of Mining & Technology,Xuzhou 221116,China,2.State Key Laboratory of Coal Resources and Mine Safety,3.Jinjie Mine,Shenhua Shendong Coal Group Co.,Ltd.,Yulin 719300,China) |
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| Abstract: | The extensive roof collapse and other problems may appear in the fully mechanized face of shallow coal seam close to the above room-and-pillar gob,based on the condition of No.3-1-2 coal seam in the Shigetai Mine of Wulan Group Co.Ltd.in Erdos,using theoretical analysis,physical simulation,numerical simulation,and field measurement as a comprehensive research tool,studied the law of overburden movement,the mechanism of extensive roof collapse and the fully mechanized supports crushing caused by elastic ener... |
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| Keywords: | shallow coal seam room-and-pillar gob strata control elasticity energy fully mechanized supports crushing accident |
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