| 主焦煤矿21141采面高位抽放设计优化研究 |
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| 引用本文： | 许卫东,李连举,韩兆彦,李豪,展阔,关学锋.主焦煤矿21141采面高位抽放设计优化研究[J].中州煤炭,2011(2). |
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| 作者姓名： | 许卫东 李连举 韩兆彦 李豪 展阔 关学锋 |
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| 作者单位： | 河南煤业化工集团永煤公司安阳鑫龙煤业主焦公司,河南,安阳,455141 |
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| 摘 要： | 论述了高位钻孔瓦斯抽放技术原理,给出了冒落带厚度和裂隙带高度的确定方法,对高位钻场和高位钻孔进行了合理设计,采用独立抽放系统进行高负压抽放,并在实践中优化高位钻场和钻孔瓦斯抽放参数,取得了理想的抽放效果,保证了采面的安全高产.
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| 关 键 词： | 冒落带 裂隙带 高位抽放 独立抽放系统 抽放参数优化 |
Study on Optimization Design of High-level Gas Drainage on 21141 Mining Face in Zhujiao Coal Mine |
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| Xu Weidong,Li Lianju,Han Zhaoyan,Li Hao,Zhan Kuo,Guan Xuefeng.Study on Optimization Design of High-level Gas Drainage on 21141 Mining Face in Zhujiao Coal Mine[J].Zhongzhou Coal,2011(2). |
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| Authors: | Xu Weidong Li Lianju Han Zhaoyan Li Hao Zhan Kuo Guan Xuefeng |
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| Affiliation: | Xu Weidong,Li Lianju,Han Zhaoyan,Li Hao,Zhan Kuo,Guan Xuefeng(Zhujiao Company,Anyang Xinlong Coal Industry Co.,Ltd.,Yongcheng Coal Industry Co.,Henan Coal Industry and Chemistry Group Co.,Anyang 455141,China) |
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| Abstract: | Discussed the principle of high-level gas drainage borehole technology,and put forward the method of determining thickness of caving zone and height of fracture zones.High-level drilling field and high-level borehole were designed reasonably.High negative pressure gas drainage methods were adopted by using independent drainage system,and layout of high-level drilling field and parameters of gas drainage were optimized in practice,which achieved good drainage results,and ensured safety,high productivity of w... |
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| Keywords: | caving zone fractured zone high-level gas drainage independent drainage system drainage parameters optimization |
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