| 放顶煤工作面放出体参数初探 |
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| 引用本文： | 于海涌,吴健. 放顶煤工作面放出体参数初探[J]. 湖南科技大学学报(自然科学版), 1989, 0(2) |
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| 作者姓名： | 于海涌 吴健 |
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| 作者单位： | 中国矿业大学北京研究生部(于海涌)，中国矿业大学北京研究生部(吴健) |
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| 摘 要： | 本文根据放顶煤工作面实际观测,把已破碎待放出的顶煤块体抽象为理想松散介质,在模型上研究了顶煤破断面对顶煤放出体形态及顶煤放出量的影响。
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| 关 键 词： | 放顶煤 放出椭球体 松散介质 放出量 |
THE DISCUSSION ON THE PARAMETER OF DRAWING COAL IN CAVING COAL WORKFACE |
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| Yu Haiyong Wu Jian. THE DISCUSSION ON THE PARAMETER OF DRAWING COAL IN CAVING COAL WORKFACE[J]. Journal of Hunan University of Science & Technology(Natural Science Editon), 1989, 0(2) |
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| Authors: | Yu Haiyong Wu Jian |
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| Affiliation: | Beijing Graduate School of Curet. |
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| Abstract: | on the basis of the measure and observation In caving coal workface, the roof coal which has been fractured is looked as perfect loose medium, alld the failure side of roof coal effects on the figuration and the atriount of toof coal caved was reserched. |
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| Keywords: | Caving coal Loose medium Figuration Failure side |
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