Pulsed eddy current non-destructive testing and evaluation: A review

A Sophian, G Tian, M Fan - Chinese Journal of Mechanical Engineering, 2017 - Springer
Pulsed eddy current (PEC) non-destructive testing and evaluation (NDT&E) has been
around for some time and it is still attracting extensive attention from researchers around the …

Challenges in improving the performance of eddy current testing

AN AbdAlla, MA Faraj, F Samsuri… - Measurement and …, 2019 - journals.sagepub.com
Eddy current testing plays an important role in numerous industries, particularly in material
coating, nuclear and oil and gas. However, the eddy current testing technique still needs to …

Visual inspection and characterization of external corrosion in pipelines using deep neural network

BT Bastian, N Jaspreeth, SK Ranjith, CV Jiji - NDT & E International, 2019 - Elsevier
In this paper, we proposed a computer vision based approach to detect corrosion in water,
oil and gas pipelines. For this, we created a dataset containing more than 140,000 optical …

Review on condition monitoring techniques for water pipelines

J Latif, MZ Shakir, N Edwards, M Jaszczykowski… - Measurement, 2022 - Elsevier
Condition monitoring in the water distribution network and sewerage pipelines is one of the
primary concerns for water utility companies. The impact of complex interconnected …

Measurement of coating thickness using lift-off point of intersection features from pulsed eddy current signals

Y Wang, M Fan, B Cao, B Ye, D Wen - NDT & E International, 2020 - Elsevier
In industries, the thickness measurement of non-ferromagnetic coatings on a ferromagnetic
substrate is a difficult problem. In this paper, we proposed a simple but liftoff insensitive …

Eddy current measurement for planar structures

Z Xia, R Huang, Z Chen, K Yu, Z Zhang, JR Salas-Avila… - Sensors, 2022 - mdpi.com
Eddy current (EC) testing has become one of the most common techniques for measuring
metallic planar structures in various industrial scenarios such as infrastructures, automotive …

Features extraction and discussion in a novel frequency-band-selecting pulsed eddy current testing method for the detection of a certain depth range of defects

S Xie, L Zhang, Y Zhao, X Wang, Y Kong, Q Ma… - Ndt & E …, 2020 - Elsevier
Local wall thinning defects are unavoidable defects in actual engineering structures and in
some cases it occurs in a certain depth range of the object structures. In this study, a novel …

Lift-off invariant inductance of steels in multi-frequency eddy-current testing

M Lu, X Meng, R Huang, L Chen, A Peyton, W Yin - NDT & E International, 2021 - Elsevier
Eddy current testing can be used to interrogate steels but it is hampered by the lift-off
distance of the sensor. Previously, the lift-off point of intersection (LOI) feature has been …

Measuring lift-off distance and electromagnetic property of metal using dual-frequency linearity feature

M Lu, X Meng, R Huang, L Chen… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Lift-offs of the sensor could significantly affect the measurement signal and reconstruction of
material properties when using the electromagnetic (inductive) eddy current (EC) sensor …

Thickness measurement using liftoff point of intersection in pulsed eddy current responses for elimination of liftoff effect

M Fan, B Cao, G Tian, B Ye, W Li - Sensors and Actuators A: Physical, 2016 - Elsevier
Pulsed eddy current (PEC) responses would intersect at a point for a nonferrous plate when
only liftoff distance is varied. In this paper, the behaviors of liftoff point of intersection (LOI) …