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Title
Analysis of floor grouting control effect in working face mining under pressure based on comprehensive geophysical exploration
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作者
周鹏
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Author
Zhou Peng
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单位
霍州煤电集团技术研究院
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Organization
Technology Research Institute, Huozhou Coal and Electricity Group
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摘要
为了验证承压开采回采工作面底板注浆治理效果,本文以霍州煤电汾源煤业5-104工作面底板注浆工程为例,注浆前采用多种(多次)物探技术手段,对承压开采回采作面内部及底板构造赋存、含水层富水性等情况进行综合探查;工作面需要开展多次注浆,每次注浆后采用物探手段进行验证,指导下一次注浆,为注浆治理工作提供“靶区”;将注浆前后综合物探数据进行对比分析,检验注浆治理效果,保障回采工作面安全回采。
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Abstract
In order to verify the effect of floor grouting control in working face mining under pressure, this paper took the floor grouting project of No.5-104 Face in Fenyuan Coal Industry of Huozhou Coal and Electricity as an example. Before grouting, a variety of ( multiple ) geophysical exploration techniques were used to comprehensively explore the internal and floor structure occurrence and aquifer water abundance of working face mining under pressure. The working face needed to carry out multiple grouting. After each grouting, geophysical exploration methods were used to verify and guide the next grouting, so as to provide ' target area ' for grouting control. The comprehensive geophysical data before and after grouting were compared and analyzed to test the effect of grouting control and ensure the safe mining of working face.
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关键词
水害防治综合物探承压开采底板注浆注浆效果
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KeyWords
water disaster prevention and control;comprehensive geophysical exploration;mining under pressure;floor grouting;grouting effect
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DOI
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引用格式
周 鹏. 基于综合物探的承压开采回采工作面底板注浆治理效果分析[J]. 煤炭与化工, 2024, 47(2): 60-68.
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Citation
Zhou Peng. Analysis of floor grouting control effect in working face mining under pressure based on comprehensive geophysical exploration. CCI, 2024, 47(2): 60-68.
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