TAG 4.1 Welds, fatigue and inspection

AI4NDE – Advanced and Intelligent Nondestructive Evaluation, VTT, Aalto

Research reports:

Siddig, M., Virkkunen, I. 2025. Phase Coherence and Total Focusing Method Imaging in Ultrasonic Non-Destructive Evaluation. VTT Research Report, VTT-R-00554-24, 17 p.

Conference papers and journal articles:

Sorger, G., Virkkunen, I., Söderholm, C. 2025. Flaw sizing with plane wave imaging (PWI) – total focusing method (TFM) and deep learning for reactor pressure vessel. NDT and E international, Volume 153, 103332. https://doi.org/10.1016/j.ndteint.2025.103332

Siddig. M. 2023. Probabilistic Graphical Model for Sizing Assessment in Ultrasonic Testing of Dissimilar Metal Weld. NDE in Nuclear 2023, 27-19 June 2023, Sheffield, United Kingdom. https://www.ndt.net/article/NDE-Nuclear-2023/papers/17_3_Probabilistic_graphical_model_sizing_assessment_UT_DMW_ID_75_paper_Rev1.pdf

Theses:

Kauniste, G.H. 2024. Benchmarking U-Net and Swin-U-Net Models for Automatic Flaw Detection in Ultrasonic Testing for Non-Destructive Testing Applications. Master’s thesis, Aalto University. 77 p. https://aaltodoc.aalto.fi/items/a19cb323-8ab8-4e75-a9a4-287757730b8a

LOAD – Long-term Operation on Aging and environmental Degradation of nuclear reactor materials, VTT

Conference papers and journal articles:

Ehrnstén, U. Andersen, P.L. & Que, Z. 2024. A review of stress corrosion cracking of austenitic stainless steels in PWR primary water. Journal of nuclear materials, Volume 588, January 2024, 154815. https://www.sciencedirect.com/science/article/pii/S0022311523005822?via%3Dihub

 

ReQu – Repair welding and performance quality of welded pipe joints, LUT

 

TOFFEE – Total fatigue life in plant environment, VTT, Aalto

Research reports:

Ilola, R., Mazhar, A., Virkkunen, I. 2024. Preparation of thermally induced SCC samples. Aalto University School of Engineering, Research Report. 8 p.

Mazhar, A., Ilola, R., Virkkunen, I. 2024. SCC tests for thermally cycled specimens and metallographic characterization. Aalto University School of Engineering, Research Report. 14 p.

Seppänen, T., Solin, J. 2024. Environmental fatigue models and evidence for LWR water. VTT Research Report, VTT-R-00228-24, 202 p.

Reinaldo Gongalves, B., Kuutti, J. 2024. A review on total fatigue life models for metallic components. VTT Research Report, VTT-R-00055-24, 27 p.

Conference papers and journal articles:

Seppänen, T., Arilahti, E., Alhainen, J., Juvalainen, J., Moilanen, P. & Solin, J. Third-Generation Test Facility for Strain-Controlled EAF. ASME 2024 Pressure Vessels & Piping Conference. 28 July – 2 August 2024, Bellevue, Washington, USA. https://doi.org/10.1115/PVP2024-122459

Solin, J. & Seppänen, T. EAF, Transferability to Operation and Improving Prospects. ASME 2024 Pressure Vessels & Piping Conference. 28 July – 2 August 2024, Bellevue, Washington, USA. https://doi.org/10.1115/PVP2024-123437

Theses:

Mazhar, A. 2024. Residual stress and stress corrosion cracking of austenitic stainless steels in nuclear environments. Master’s thesis, Aalto University. 73 p.

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