| 庚20-21040工作面回风巷锚杆支护设计 |
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| 引用本文： | 于磊磊,谢君,金志远. 庚20-21040工作面回风巷锚杆支护设计[J]. 中州煤炭, 2011, 0(4) |
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| 作者姓名： | 于磊磊 谢君 金志远 |
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| 作者单位： | 1. 平煤股份四矿,河南平顶山,467000
2. 中国矿业大学矿业学院,江苏徐州,221008 |
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| 摘 要： | 锚杆支护设计对于控制巷道围岩变形和破坏,维持巷道围岩稳定起着决定性的作用.根据工作面实际地质条件和开采条件,采用理论计算和数值模拟相结合的方法对巷道进行初步锚杆支护设计,然后进行现场工程实践和矿压观测.通过对矿压观测数据进行分析,优化了初步锚杆支护设计方案,从而得出合理的锚杆支护设计方案,使巷道围岩变形得到有效控制,满足了矿井实际生产需要.
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| 关 键 词： | 锚杆支护设计 底鼓 方案优化 矿压观测 |
Bolt Supporting Design of Return Airway on V20-21040 Working Face |
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| Yu Leilei,Xie Jun,Jin Zhiyuan. Bolt Supporting Design of Return Airway on V20-21040 Working Face[J]. Zhongzhou Coal, 2011, 0(4) |
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| Authors: | Yu Leilei Xie Jun Jin Zhiyuan |
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| Affiliation: | Yu Leilei1,Xie Jun1,Jin Zhiyuan2(1.No.4 Mine,Pingdingshan Tian'an Coal Mining Co.,Ltd.,Pingdingshan 467000,China,2.School of Mines,China University of Mining and Technology,Xuzhou 221008,China) |
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| Abstract: | The design of bolt supporting plays a very important role on controlling deformation and destroy of surrounding rock in roadway.Based on geological conditions and mining conditions of working face,the preliminary bolt supporting design was established by adopting the method of theoretical calculation and numerical simulation,then the industrial practice and the mineral pressure observation were implemented.By analyzing the data of mineral pressure observation,the preliminary bolt supporting design was optim... |
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| Keywords: | bolt supporting design floor heave scheme optimization mineral pressure observation |
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