WCSE 2022 Spring
ISBN: 978-981-18-5852-9 DOI: 10.18178/wcse.2022.04.005

Geomagnetic Anomalies Method for Crack Inspection of Steel Plate

Min Zhao, Xiaoqiang Yuan, Zhenliang Zheng, Ning Ding

Abstract— Steel plate is widely used in bridges, ships, pressure vessels and other fields, and its safe operation is of great importance. In order to ensure its safe and effective service and avoid major safety accidents caused by defects such as corrosion and cracks, it is necessary to carry out full coverage and effective detection. In this paper, an effective method of steel plate crack detection with geomagnetic anomalies detection is proposed. By analyzing experimental data, the relationship between geomagnetic field signal and defect size is obtained, which provides a clear basis for quantitative detection of defects size, and verifies the effectiveness and reliability of geomagnetic anomalies detection method in steel plate defect detection.

Index Terms— Geomagnetic anomalies, Crack inspection, Defect size, Steel plate

Min Zhao
Shenzhen Institute of Artificial Intelligence and Robotics for Society, China
Ning Ding
Shenzhen Institute of Artificial Intelligence and Robotics for Society, China
Qingbin Zeng
Shenzhen Water SCL&TECH. Development Co., Ltd., China
Tengfei Su
Shenzhen Water SCL&TECH. Development Co., Ltd., China
Wenxin Wu
Shenzhen Water Engineering Testing Co., Ltd., China
Zhao Zhang
Shenzhen Water Engineering Testing Co., Ltd., China

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Cite: Min Zhao, Xiaoqiang Yuan, Zhenliang Zheng, Ning Ding, "Geomagnetic Anomalies Method for Crack Inspection of Steel Plate," WCSE 2022 Spring Event: 2022 9th International Conference on Industrial Engineering and Applications, pp. 38-43, Sanya, China, April 15-18, 2022.