公开(公告)号：US12287449B2

公开(公告)日：2025-04-29

申请号：US17779816

申请日：2021-06-16

Applicant: SHANDONG UNIVERSITY

Inventor： Shucai Li ,  Yiguo Xue ,  Maoxin Su ,  Chunjin Lin ,  Li Guan ,  Daohong Qiu ,  Zhiqiang Li ,  Yimin Liu ,  Peng Wang ,  Huimin Gong

IPC: G01V3/20 ,  G01V8/02

Abstract: A three-dimensional imaging method and system for surface comprehensive geophysical prospecting, the method includes: acquiring detection data of a plurality of two-dimensional profiles of a surface detection site; forming two-dimensional profile resistivity data by geophysical inversion of the detection data; performing three-dimensional coordinate conversion on the two-dimensional profile resistivity data to obtain resistivity data of a three-dimensional coordinate system; and converting the resistivity data of the three-dimensional coordinate system into a three-dimensional model by using a Kriging interpolation method.

公开(公告)号：US11960048B2

公开(公告)日：2024-04-16

申请号：US17431051

申请日：2020-11-17

Applicant: SHANDONG UNIVERSITY

Inventor： Maoxin Su ,  Shucai Li ,  Yimin Liu ,  Yiguo Xue ,  Li Guan ,  Peng Wang

IPC: G01V3/38 ,  G01N27/04

CPC classification number: G01V3/38 ,  G01N27/041 ,  G01V2210/6652

Abstract: A three-dimensional electrical resistivity tomography method and system belonging to the field of geological geophysical prospecting, the method including the steps of prospecting a region containing a geological anomaly with at least two prospecting modes respectively to acquire two-dimensional resistivity data of a corresponding detection plane; unifying coordinate systems of resistivity data points acquired in all prospecting modes, and extracting data points with the same coordinates; carrying out data fusion on extracted resistivity data at the same position by utilizing a principal component analysis method; and carrying out three-dimensional coordinate conversion on resistivity data acquired after fusion to form a three-dimensional model.