超高密度电阻率法在某城市空洞探测中的应用

Application of Ultra-high Density Resistivity Method in an Urban Cavity Detection

高密度电阻率成像法具有野外布设便捷、采集速度快、反演剖面直观的特点。该文介绍了在某城市空洞探测中,利用FlashRES64多通道电阻率剖面直流电法勘探系统,采集数据量大,反演剖分单元细,成像结果分辨率高的特点;解释时与实际工程情况相结合,在城市空洞探测中取得了较好的应用效果。

The high density resistivity imaging method has the advantages of convenient field layout, fast acquisition speed and intuitive inversion profile. This paper introduces the characteristics of using FlashRES64 multi-channel resistivity profile DC electrical exploration system in cavity detection in a city, such as larger amount of data acquisition, fine inversion subdivision unit and high resolution of imaging results;Combining the interpretation with the actual engineering situation, it achieves good application effect in the detection of urban cavity.