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Title
Research on the application of transient electromagnetic monitoring technology in working face affected by collapse column structure
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作者
吉继有
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Author
Ji Jiyou
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单位
山西省忻州市神达能源集团有限公司
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Organization
Shanxi Xinzhou Shenda Energy Group Co., Ltd., Xinzhou 034000, China
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摘要
李村煤矿1306回采工作面水文地质、构造条件复杂,对含水构造的探查提出了较高的要求。为保障矿井的安全生产,开展矿井瞬变电磁监测技术应用试验研究。在1306进风巷掘进工作面进行超前监测定位研究,提高富水异常区定位的准确性以及钻探疏放的精确度,保证工作效率;在工作面开展陷落柱疏放水监测研究,通过对比验证保证了低阻异常区圈定结果的可靠性,并验证疏放水效果,为工作面的水害防治提供了可靠信息。
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Abstract
The hydrogeological and structural conditions of No.1306 Face in Licun Coal Mine were complex, which put forward higher requirements for the exploration of water-bearing structure. In order to ensure the safety production of mine, the application test of mine transient electromagnetic monitoring technology was carried out. The advanced monitoring and positioning research was carried out in the excavating face of No.1306 air intake roadway to improve the accuracy of the positioning of the water abundance abnormal area and the accuracy of drainage by drilling, so as to ensure the work efficiency. The monitoring research on the drainage of the collapse column was carried out in the working face. The reliability of the delineation results of the low-resistance abnormal area was ensured by comparison and verification, and the drainage effect was verified, which provided reliable information for water disaster prevention and control in working face.
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关键词
瞬变电磁法陷落柱水害防治带压开采
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KeyWords
transient electromagnetic method;collapse column;water disaster prevention and control;mining under pressure
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DOI
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引用格式
吉继有. 陷落柱构造影响工作面瞬变电磁监测技术应用研究[J]. 煤炭与化工, 2024, 47(3): 77-80.
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Citation
Ji Jiyou. Research on the application of transient electromagnetic monitoring technology in working face affected by collapse column structure. CCI, 2024, 47(3): 77-80.