| “两硬”条件下分层放顶煤开采矿压规律研究 |
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| 引用本文： | 南培珠. “两硬”条件下分层放顶煤开采矿压规律研究[J]. 煤矿开采, 2005, 10(4): 72-73,86 |
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| 作者姓名： | 南培珠 |
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| 作者单位： | 山西平朔煤炭工业公司,安家岭井工矿,山西,朔州,036800 |
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| 摘 要： | 针对“两硬”条件,下分层放顶煤开采的实际,系统总结了下分层放顶煤开采矿压显现规律,包括支架工作阻力、初撑力、来压步距,为放顶煤开采提供理论依据。
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| 关 键 词： | 下分层 放顶煤 矿压显现 |
| 文章编号： | 1006-6225（2005）04-0072-02 |
| 收稿时间： | 2004-10-24 |
| 修稿时间： | 2004-10-24 |
study of lower leaf sub-level caving Strata behavior under two stiffness condition |
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| NAN Pei-zhu. study of lower leaf sub-level caving Strata behavior under two stiffness condition[J]. Coal Mining Technology, 2005, 10(4): 72-73,86 |
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| Authors: | NAN Pei-zhu |
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| Abstract: | Based on real conditions of lower slice top caving seam behavior, a conclusion of Strata pressure behavior is drawn, including work resistance and setting load of supports and distance of press. The result provides a theoretical guide for practice of top caving. |
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| Keywords: | lower slice top coal caving Strata pressure behavior |
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