综合物探在电力行业线缆工程中的应用研究  

Research on Application of Integrated Geophysical Prospecting Method in Cable Engineering of Electric Power Industry

作　　者：邢正全 李东[1] 高兴国[1] Xing Zhengquan;Li Dong;Gao Xingguo(Shandong Electric Power Engineering Consulting Institute Corp.,Ltd.)

机构地区：[1]山东电力工程咨询院有限公司,济南市250013

出　　处：《勘察科学技术》2024年第3期59-64,共6页Site Investigation Science and Technology

摘　　要：该文在分析电力行业线缆工程典型区域工况基础上,给出了适合不同工况的物探方法。选取两个线缆工程开展电磁感应法、探地雷达法、浅层地震法的适用性试验和精度对比分析。结果表明,33kHz低频率感应法精度较高;65kHz和83kHz中间频率直接法精度较高,直接法精度高于感应法;电磁感应法具有操作方便、实时快速探测的特点,作业效率最高;探地雷达法和浅层地震法的数据需要处理和解释,效率较低。On the basis of analyzing typical regional working conditions of cable engineering in the power industry,this paper provides geophysical methods suitable for different working conditions.Two cable projects are selected for applicability testing and accuracy comparison analysis of electromagnetic induction method,ground penetrating radar method,and shallow seismic method.The results show that the 33kHz low-frequency induction method offers high precision and the direct method with intermediate frequencies of 65kHz and 83kHz has higher accuracy,while the direct method has higher accuracy than the induction method.The electromagnetic induction method has the characteristics of easy operation,realtime and rapid detection,and the highest operational efficiency.The data from ground penetrating radar and shallow seismic methods require processing and interpretation,resulting in low efficiency.

关 键 词：综合物探 电磁感应法 探地雷达法 浅层地震法 探查精度 

分 类 号：P631[天文地球—地质矿产勘探] TM75[天文地球—地质学]