| 富水弱渗地层立井施工注浆加固技术 |
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| 引用本文： | 刘沛林,王蓬.富水弱渗地层立井施工注浆加固技术[J].西安科技大学学报,2011,31(2). |
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| 作者姓名： | 刘沛林 王蓬 |
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| 作者单位： | 1. 中国矿业大学(北京)资源与安全工程学院,北京,100083;陕西彬长矿业集团有限公司,陕西,咸阳,712000
2. 陕西彬长矿业集团有限公司,陕西,咸阳,712000 |
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| 基金项目： | 高等学校博士学科点专项科研基金项目 |
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| 摘 要： | 采用具有凝固强度高、无毒、阻燃、环保安全、初始粘度低、凝胶时间短的低孔隙溶胶类化学浆液作为注浆材料,制定了浆液扩散范围、注浆压力、注浆结束标准等注浆方案参数,完成了属于富水弱渗地层的文家坡煤矿风井井筒注浆施工,解决了工作面涌水大的技术难题.工程实践表明,针对富水弱渗地层地质条件的立井井筒化学注浆方案设计合理,技术措施可行.研究成果对类似工程有参考价值.
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| 关 键 词： | 富水弱渗 立井 注浆加固 |
Grouting reinforcement technique for vertical shaft construction in water-rich and weak seepage strata |
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| LIU Pei-lin,WANG Peng.Grouting reinforcement technique for vertical shaft construction in water-rich and weak seepage strata[J].JOurnal of XI’an University of Science and Technology,2011,31(2). |
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| Authors: | LIU Pei-lin WANG Peng |
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| Institution: | LIU Pei-lin1,2,WANG Peng2(1.School of Resource and Safety Engineering,China University of Mining and Technology,Beijing 100083,China,2.Shaanxi Bingchang Mining Co.Ltd,Xianyang 712000,China) |
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| Abstract: | Low-porosity sol chemical grouts that has the nature of high solidification intensity,innocuity,fire retarded,safety environmental protection,short initial viscosity and gel time was adopted as grouting material,the grouting schemes of grouting diffusing range,grouting pressure,grouting ending criterion and so on were worked out.Grouting construction for air shaft of Wenjiapo Coal Mine in water-rich and weak seepage strata,and difficult technology problem that the water inflow is great was solved.It indicat... |
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| Keywords: | water-rich and weak seepage vertical shaft grouting reinforcement |
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