| 综放沿空留窄煤柱掘巷锚杆支护研究 |
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| 引用本文： | 王进义,牛宏伟,王志忠.综放沿空留窄煤柱掘巷锚杆支护研究[J].煤,2002,11(3):10-11,21. |
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| 作者姓名： | 王进义 牛宏伟 王志忠 |
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| 作者单位： | 潞安矿业集团公司王庄煤矿,山西,长治,046031 |
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| 摘 要： | 根据锚杆支护围岩强度强化理论 ,系统布置锚杆 ,配以必要的加强支护可以改变围岩的应力状态 ,提高岩体的力学参数 ,从而能提高围岩的承载能力。提出了综放沿空留窄煤柱掘巷围岩控制原理和锚杆支护方案 ,并应用于工程实践 ,取得了良好的技术经济效果
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| 关 键 词： | 综放面 沿空留窄煤柱掘巷 围岩控制 锚杆支护 |
| 文章编号： | 1005-2798(2002)03-0010-02 |
Study on Bolt Support of Maintaining Entries Along Gob Edges of Sub-level Caving Mining Workface |
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| WANG Jin?yi,NIU Hong?wei,WANG Zhi?zhong.Study on Bolt Support of Maintaining Entries Along Gob Edges of Sub-level Caving Mining Workface[J].Coal,2002,11(3):10-11,21. |
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| Authors: | WANG Jin?yi NIU Hong?wei WANG Zhi?zhong |
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| Abstract: | In the principle of rockstrata strength strengthened in bolt support,through systems arrangement of bolt and strengthening support,state of rockstate pressure can be changed,mechanics parameter of rock is improved and bearing capacity of rock can elso be improved.This paper raises out rock control principle in maintaining entries along gob edges of sub-level caving mining and bolt support,it is applied to engineering practice and technical and economic results are gained. |
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| Keywords: | sub-level caving mining workface maintaining entries along gob edges rock control bolt support |
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