| 顶煤的应力及变形规律的研究 |
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| 引用本文： | 毕贤顺,于月民,刘宝良.顶煤的应力及变形规律的研究[J].黑龙江科技学院学报,2000,10(4):24-27. |
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| 作者姓名： | 毕贤顺 于月民 刘宝良 |
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| 作者单位： | 黑龙江科技学院基础部,黑龙江鸡西158105 |
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| 摘 要： | 根据相似材料模型实验和有限元数值计算的方法,研究了大同“三硬”条件下放顶煤综采顶煤的应力和变形规律,为进一步分析顶煤的断裂和破坏规律奠定基础.
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| 关 键 词： | 放顶煤 模型实验 数值计算 |
| 文章编号： | 1006-303X(2000)04-0024-04 |
| 修稿时间： | 2000年9月1日 |
Research on the Regularity of the Stress and Deformation of the Roof Coal |
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| BI Xianshun,YU Yuemin,LIU Baoliang.Research on the Regularity of the Stress and Deformation of the Roof Coal[J].Journal of Heilongjiang Institute of Science and Technology,2000,10(4):24-27. |
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| Authors: | BI Xianshun YU Yuemin LIU Baoliang |
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| Abstract: | According to the model experiment of similar material and finite element method, the paper deals with the regularity of the stress and deformation of "three hard conditions" in the case of the Datong, and lays the basis of fracture and the destruction in the roof coal. |
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| Keywords: | caving roof coal model experiment numerical method |
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