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基于高密度电阻率法的水库除险加固地质勘探研究

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为解决地质复杂性影响勘探可靠性的问题,进行了基于高密度电阻率法的水库除险加固地质勘探研究.基于FlashRES-UNIVERSAL电法勘探系统和高灵敏度全四极采集装置,在确保所有电极的接地电阻均处于小于500Ω状态的前提下,通过连续滚动方式获取高密度电阻率数据.经滤波处理去除虚假点后,计算纵向分辨率比值效应参数与地层电阻参数的拟合度,精确解析地质构成与分布.测试结果显示,该方法对地层分布的勘探结果与实际情况高度一致,误差在0.30m以内,有效提升了勘探结果的可靠性.
Geological Exploration for Reservoir Reinforcement and Risk Mitigation Based on High-Density Resistivity Method
To address the issue of geological complexity affecting exploration reliability,a geological exploration method based on high-density resistivity method for reservoir reinforcement and risk mitigation is proposed.Using the FlashRES-UNIVERSAL electrical exploration system and high-sensitivity full-quadrupole acquisition devices,high-density resistivity data is obtained through a continuous rolling method while ensuring that the grounding resistance of all electrodes is below 500Ω.After filtering out false data points,the longitudinal resolution ratio effect parameter and formation resistivity parameter fitting degree are calculated to accurately analyze geological composition and distribution.The test results show that the exploration results of this method for formation distribution are highly consistent with the actual situation,with an error controlled within 0.30m,effectively improving the reliability of the exploration results.

high-density resistivity methodreservoir reinforcement and risk mitigationgeological explorationFlashRES-UNIVERSAL electrical exploration systemhigh-sensitivity full-quadrupole acquisition device

史俊杰

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辽宁省水利水电勘测设计研究院有限责任公司,辽宁 沈阳 110006

高密度电阻率法 水库除险加固 地质勘探 FlashRES-UNIVERSAL电法勘探系统 高密度法全四极采集装置

2024

中国水能及电气化
水利部水电局 四川省地方电力局 中国水利水电科学研究院

中国水能及电气化

影响因子:0.316
ISSN:1673-8241
年,卷(期):2024.(10)