| 大兴矿七煤层钻屑瓦斯解吸指标临界值的确定 |
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| 引用本文： | 王耀锋,孙世和.大兴矿七煤层钻屑瓦斯解吸指标临界值的确定[J].东北煤炭技术,1998(5):42-45. |
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| 作者姓名： | 王耀锋 孙世和 |
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| 作者单位： | 煤炭科学研究总院抚顺分院，铁法矿务局大兴矿，抚顺煤炭工业学校 |
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| 摘 要： | 通过测定大兴矿的突出预测参数，建立了钻屑解吸指标同瓦斯压力、瓦斯放散初速度指标、煤的普氏系数和煤的挥发分之间的关系，进一步得出了适合大兴矿七煤层的钻屑解吸指标临界值。
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| 关 键 词： | 钻屑 解吸指标 临界值 瓦斯突出 煤突出 |
DETERMINAION OF GAS ABSORPTION AND RELEASE CRITICAL VALUES FOR DRILL CUTTINGS OFNo.7 SEAM IN DAXING COAL MINE |
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| Wang Yaofeng,Sun Bo,Zhang Weimin,Sun Shihe,Li Guojun.DETERMINAION OF GAS ABSORPTION AND RELEASE CRITICAL VALUES FOR DRILL CUTTINGS OFNo.7 SEAM IN DAXING COAL MINE[J].Studio Classroom,1998(5):42-45. |
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| Authors: | Wang Yaofeng Sun Bo Zhang Weimin Sun Shihe Li Guojun |
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| Affiliation: | Wang Yaofeng Sun Bo Zhang Weimin Sun Shihe Li Guojun |
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| Abstract: | Detecting the coal and gas outburst prediction parameters for Daxing Coal Mine,established lndexes of drill cuttings absorption and release,gas pressure and inital release speed,the relationship between the protodyakonov coefficents and coal volatile matter.Obtained drill critical values of cuttings proper indexes for No.7 seam in Daxing Coal Mine. |
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| Keywords: | coal and gas outburst index of drill cuttings absorption and release critical value |
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