| 漳村煤矿高位钻孔布置参数优化 |
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| 引用本文： | 王永政,李艳增. 漳村煤矿高位钻孔布置参数优化[J]. 煤矿安全, 2012, 43(8): 128-129 |
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| 作者姓名： | 王永政 李艳增 |
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| 作者单位： | 1. 山西潞安环保能源开发股份有限公司漳村煤矿,山西长治,046031
2. 煤炭科学研究总院沈阳研究院,辽宁沈阳,110016 |
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| 摘 要： | 为提高高位钻孔的抽放效果,利用浓度法对漳村煤矿的裂隙带高度进行了现场考察,并根据考察结果对高位钻孔的布置参数进行了优化,并将优化后高位钻孔抽采技术应用于2203工作面。抽采结果表明,优化后高位钻孔抽放措施有效地解决了上隅角瓦斯超限问题。
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| 关 键 词： | 高位钻孔 参数优化 浓度法 瓦斯抽放 裂隙带 |
Parameters Optimization of High Level Borehole Layout in Zhangcun Mine |
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| WANG Yong-zheng,LI Yan-zeng. Parameters Optimization of High Level Borehole Layout in Zhangcun Mine[J]. Safety in Coal Mines, 2012, 43(8): 128-129 |
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| Authors: | WANG Yong-zheng LI Yan-zeng |
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| Affiliation: | 1.Zhangcun Coal Mine,Shanxi Lu’an Environmental Energy Development Co.,Ltd.,Changzhi 046031,China; 2.Shengyang Branch of China Coal Research Institute,Shengyang 110016,China) |
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| Abstract: | In order to improve the gas drainage effect of high level boreholes,the height of the fractured zone in Zhangcun coal mine is investigated by concentration method,and the layout parameters of high level borehole have been optimized in accordance with the investigation results.The optimized high level borehole extraction technology is used in 2203 working face.The extraction results show that the optimized high level borehole drainage measures can effectively solve the problem of gas overrun at upper corner. |
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| Keywords: | high level borehole parameters optimization concentration method gas drainage fractured zone |
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