| 大倾角厚煤层综采沿空留巷切顶及加强支护研究 |
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| 引用本文： | 孙磊磊.大倾角厚煤层综采沿空留巷切顶及加强支护研究[J].山东煤炭科技,2019(7):51-53. |
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| 作者姓名： | 孙磊磊 |
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| 作者单位： | 山西铺龙湾煤业有限公司 |
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| 摘 要： | 为了保证工作面正常接替,结合5102大倾角厚煤层工作面机巷开采条件,利用切顶卸载与巷旁支护技术结合的无煤柱留巷技术实施切顶沿空留巷,研究了切顶留巷方案、巷旁支护形式及巷中加强支护方式,并对机巷沿空留巷进行矿压观测。结果表明:构建切顶沿空留巷技术缓解了采掘接替紧张的局面,提高了煤炭资源利用率。
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| 关 键 词： | 大倾角 厚煤层 切顶 沿空留巷 |
Study on Roof Cutting and Reinforcing Support of Gob-side Entry Retaining in Fully Mechanized Coal Seam with Large Inclination Angle and Thick Seam |
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| Sun Lei-lei.Study on Roof Cutting and Reinforcing Support of Gob-side Entry Retaining in Fully Mechanized Coal Seam with Large Inclination Angle and Thick Seam[J].Shandong Coal Science and Technology,2019(7):51-53. |
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| Authors: | Sun Lei-lei |
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| Affiliation: | (Shanxi Pulongwan Coal Industry Co.,Ltd.,Shanxi Datong 037100) |
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| Abstract: | Sun Lei-lei(Shanxi Pulongwan Coal Industry Co.,Ltd.,Shanxi Datong 037100) |
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| Keywords: | large dip angle thick coal seam roof cutting gob-side entry retaining |
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