[HTML][HTML] In-process non-destructive evaluation of metal additive manufactured components at build using ultrasound and eddy-current approaches

R Zimermann, E Mohseni, EA Foster, M Vasilev… - Journal of Manufacturing …, 2023 - Elsevier
Metal additive manufacturing is rapidly gaining popularity and interest from sectors aiming to
produce larger-scale high-value components cost-effectively. To ensure each component is …

Industrial laser welding defect detection and image defect recognition based on deep learning model developed

H Deng, Y Cheng, Y Feng, J Xiang - Symmetry, 2021 - mdpi.com
Aiming at the problem of the poor robustness of existing methods to deal with diverse
industrial weld image data, we collected a series of asymmetric laser weld images in the …

A phased array ultrasound roller probe for automated in-process/interpass inspection of multipass welds

RKW Vithanage, E Mohseni, Z Qiu… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
Non-destructive inspection of multi-pass welds for defects is traditionally performed once all
layers have been deposited and the sample is at ambient temperature and therefore can …

Sensor-enabled multi-robot system for automated welding and in-process ultrasonic NDE

M Vasilev, CN MacLeod, C Loukas, Y Javadi… - Sensors, 2021 - mdpi.com
The growth of the automated welding sector and emerging technological requirements of
Industry 4.0 have driven demand and research into intelligent sensor-enabled robotic …

[HTML][HTML] Near-surface defect detection in additively manufactured components using laser induced phased arrays with surface acoustic wave crosstalk suppression

G Davis, T Stratoudaki, P Lukacs, MW Riding… - Materials & Design, 2023 - Elsevier
In-process inspection of the additive manufacturing process requires a technique that can
provide reliable measurements given the extreme operating environments, the small size of …

Efficient phase shift migration for ultrasonic full-matrix imaging of multilayer composite structures

K Ji, P Zhao, C Zhuo, H Jin, M Chen, J Chen… - … Systems and Signal …, 2022 - Elsevier
Multilayer composite structures are essential for various fields but void defects inside will
greatly reduce its mechanical properties. Ultrasonic full-matrix capture (FMC) is a useful …

Collaborative robotic wire+ arc additive manufacture and sensor-enabled in-process ultrasonic non-destructive evaluation

R Zimermann, E Mohseni, M Vasilev, C Loukas… - Sensors, 2022 - mdpi.com
The demand for cost-efficient manufacturing of complex metal components has driven
research for metal Additive Manufacturing (AM) such as Wire+ Arc Additive Manufacturing …

[HTML][HTML] In-process phased array ultrasonic weld pool monitoring

NE Sweeney, S Parke, D Lines, C Loukas… - NDT & E …, 2023 - Elsevier
In recent years, there have been increasing economic and industrial drivers for the
development of real-time non-destructive evaluation directly at the point of manufacture …

Detection method for weld defects in time-of-flight diffraction images based on multi-image fusion and feature hybrid enhancement

D Yang, H Jiang, S Ai, T Yang, Z Zhi, D Jing… - … Applications of Artificial …, 2024 - Elsevier
The accurate recognition of defects in the time-of-flight diffraction (TOFD) images of welds is
important to improve the capability and efficiency of defect detection. The existing deep …

Real-time super-resolution mapping of locally anisotropic grain orientations for ultrasonic non-destructive evaluation of crystalline material

J Singh, K Tant, A Curtis, A Mulholland - Neural Computing and …, 2022 - Springer
Estimating the spatially varying microstructures of heterogeneous and locally anisotropic
media non-destructively is necessary for the accurate detection of flaws and reliable …