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| 瞬变电磁法对隧道含水不良地质体的探测规律 | |
| 引用本文： | 孟陆波,李天斌,段铮,赵晋乾,薛伟. 瞬变电磁法对隧道含水不良地质体的探测规律[J]. 公路, 2011, 0(5): 214-218 |
| 作者姓名： | 孟陆波 李天斌 段铮 赵晋乾 薛伟 |
| 作者单位： | 成都理工大学地质灾害防治与地质环境保护国家重点实验室;中铁第三勘察设计院集团有限公司;中铁第四勘察设计院集团有限公司;中国水电工程顾问集团昆明勘测设计研究院; |
| 基金项目： | 成都理工大学地质灾害防治与地质环境保护国家重点实验室开放基金资助,项目编号GZ2007-06 |
| 摘 要： | 瞬变电磁法是一种对水体较为敏感的预报方法,为探索瞬变电磁法对探测隧道含水不良地质体的探测规律,通过现场大量瞬变电磁法探测实例,总结其对涌水通道、含水溶洞、含水裂隙的反应规律,以及后方低阻体对探测的干扰影响.结果表明,当探测前方存在含水通道时,视电阻率等值线会在其含水通道所在区域明显降低,且呈条带状分布,条带宽度与管道分... |
| 关 键 词： | 瞬变电磁法 超前地质预报 不良地质体 地下水 |
Regularity of Transient Electromagnetic Methods for Detecting Hydrous Unfavorable Geological Body in Tunnel |
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| MENG Lu-bo,LI Tian-bin,DUAN Zheng,ZHAO Jin-qian,XUE Wei. Regularity of Transient Electromagnetic Methods for Detecting Hydrous Unfavorable Geological Body in Tunnel[J]. Highway, 2011, 0(5): 214-218 | |
| Authors: | MENG Lu-bo LI Tian-bin DUAN Zheng ZHAO Jin-qian XUE Wei |
| Affiliation: | MENG Lu-bo1,LI Tian-bin1,DUAN Zheng 2,ZHAO Jin-qian3,XUE Wei4(1.State Key Laboratory of Geohazard Prevention & Geoenvironment Protection,Chengdu University of Technology,Chengdu 610059,China,2.China Railway SanYuan Survery and Design Group,LTD,Tianjin 300142,3.China Railway SiYuan Survery and Design Group,Wuhan 430063,4.China kunming Hydr.Engineering Corporation,Kunming 650000,China) |
| Abstract: | Transient Electromagnetic Method is a good method of detecting underground water.For finding detection regularity of unfavorable geological body containing underground water in tunnel,the paper generalizes the transient electromagnetic response regularity of run-off pipe with water,solution cavity containing underground water,fracture with underground water,and response characters of low electric resistance body disturb transient electromagnetic field by field typical cases.The results indicate that apparen... |
| Keywords: | Transient Electromagnetic Methods advanced geological prediction unfavorable geological body ground water |
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