| 深井伪俯斜综放采空区漏风规律数值模拟 |
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| 引用本文： | 马砺,肖旸,文虎,贾海滨. 深井伪俯斜综放采空区漏风规律数值模拟[J]. 湖南科技大学学报(自然科学版), 2010, 25(1) |
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| 作者姓名： | 马砺 肖旸 文虎 贾海滨 |
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| 作者单位： | 1. 西安科技大学,能源学院,陕西,西安710054;西部矿井开采及灾害防治教育部重点实验室,陕西,西安710054
2. 山东省天安矿业公司,山东,曲阜272100 |
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| 基金项目： | 国家自然科学基金资助项目，国家"十一五"科技支撑计划项目，"长江学看和创研团队发展计划"教育部创新团队项目，陕西省教育厅自然科学基金项目 |
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| 摘 要： | 随着矿井开采深度增加,开采强度越来越大,地温的升高,带来了系列的灾害现象.本文分析了深井伪俯斜综放采空区自燃防治的难点,研究厚煤层伪俯斜综放采空区的漏风特征,对山东星村煤矿103综放面采空区进行现场观测,建立了采空区漏风数学模型和自然发火预测模型,对其漏风规律进行数值模拟,确定了103工作面的合理供风量,使得工作面和进风端头的压力和采空区高差产生的自然压力大致均衡,有效减少和控制向采空区的漏风,防止了采空区浮煤自燃.
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| 关 键 词： | 深井 伪俯斜 综放采空区 漏风规律 数值模拟 自燃 |
Numerical simulation of air-leakage law in goaf of top-coal caving with false dip in deep coalmine |
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| MA Li,XIAO Yang,WEN Hu,JIA Haibin. Numerical simulation of air-leakage law in goaf of top-coal caving with false dip in deep coalmine[J]. Journal of Hunan University of Science & Technology(Natural Science Editon), 2010, 25(1) |
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| Authors: | MA Li XIAO Yang WEN Hu JIA Haibin |
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| Affiliation: | MA Li1,2,XIAO Yang1,WEN Hu1,JIA Haibin3 (1.College of Energy Science &Engineering,Xi'an University of Science &Technology,Xi'an 710054,China,2.Key Laboratory of Western Mine Exploitation , Hazard Prevention Ministry of Education,3.Sh,ong Ti'an coal Co.,Ltd,Qufu 272100,China) |
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| Abstract: | As increasing the mining depth in coalmine,the series calamities are happened by more and more strengthening mining strength and rising ground temperature.The difficulty of preventing and extinguishing technology of spontaneous combustion in goaf of top-coal caving with false dip in deep coalmine was analyzed,the air-leakage characteristic in goaf of top-coal caving with false dip in thick seam was studied.By observing in situ in goaf of 103 fully mechanized top-coal caving face in Xingcun coalmine,it set u... |
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| Keywords: | deep coalmine false dip goaf of top-coal caving air-leakage law numerical simulation spontaneous combustion |
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