<abstract xmlns="http://www.w3.org/1999/xhtml"><p>This article deals with non-destructive testing of conductive materials by eddy current method based on swept frequency. A 2D numerical model of eddy current air-core probe was created in the LTspice software at first. The probe consists of two coils: exciting coil and receiving. The probe is positioned in air in this case. Experimental and calculated frequency responses of the probe are obtained within a wide frequency range using swept frequency in order to validate the model. Frther a 3D model used for non-destructive testing of austenitic steel plate with three electro-discharge machined notches is then developed accordingly. Results of measurement are compared with 3D numerical model using COMSOL Multiphysics software.</p></abstract>

This article deals with non-destructive testing of conductive materials by eddy current method based on swept frequency. A 2D numerical model of eddy current air-core probe was created in the LTspice software at first. The probe consists of two coils: exciting coil and receiving. The probe is positioned in air in this case. Experimental and calculated frequency responses of the probe are obtained within a wide frequency range using swept frequency in order to validate the model. Frther a 3D model used for non-destructive testing of austenitic steel plate with three electro-discharge machined notches is then developed accordingly. Results of measurement are compared with 3D numerical model using COMSOL Multiphysics software.

Non–Destructive Testing of Conductive Material by Eddy Current Air Probe Based on Swept Frequency

Department of Electromagnetic and Biomedical Engineering, Faculty of Electrical Engineering, University of Žilina, Žilina, Slovakia

Journal of Electrical Engineering

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

This article deals with non-destructive testing of conductive materials by eddy current method based on swept frequency. A 2D numerical model of eddy current...

Non–Destructive Testing of Conductive Material by Eddy Current Air Probe Based on Swept Frequency

Published Online: Jul 14, 2015

Page range: 174 - 177

Received: Jan 10, 2015

DOI: https://doi.org/10.2478/jee-2015-0028

Keywords
non-destructive testing, eddy current method, swept frequency, circuit model, air probe, numerical simulation

© Faculty of Electrical Engineering and Information Technology, Slovak University of Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Non–Destructive Testing of Conductive Material by Eddy Current Air Probe Based on Swept Frequency

Published Online: Jul 14, 2015

Page range: 174 - 177

Received: Jan 10, 2015

DOI: https://doi.org/10.2478/jee-2015-0028

Keywordsnon-destructive testing, eddy current method, swept frequency, circuit model, air probe, numerical simulation

© Faculty of Electrical Engineering and Information Technology, Slovak University of Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
non-destructive testing, eddy current method, swept frequency, circuit model, air probe, numerical simulation