[HTML][HTML] A review of non-destructive testing techniques for the in-situ investigation of fretting fatigue cracks

Y Kong, CJ Bennett, CJ Hyde - Materials & Design, 2020 - Elsevier
Fretting fatigue can significantly reduce the life of components, leading to unexpected in-
service failures. This phenomenon has been studied for over a century, with significant …

A new qualitative acoustic emission parameter based on Shannon's entropy for damage monitoring

M Chai, Z Zhang, Q Duan - Mechanical Systems and Signal Processing, 2018 - Elsevier
An important objective of acoustic emission (AE) non-destructive monitoring is to accurately
identify approaching critical damage and to avoid premature failure by means of the …

Acoustic emission studies for characterization of fatigue crack growth in 316LN stainless steel and welds

M Chai, J Zhang, Z Zhang, Q Duan, G Cheng - Applied acoustics, 2017 - Elsevier
This paper focuses on the study of the stages IIa and IIb in Paris region of fatigue crack
growth (FCG) for base metal and weld specimens of 316LN stainless steel (SS) by using …

Assessment of fatigue crack growth in 316LN stainless steel based on acoustic emission entropy

M Chai, Z Zhang, Q Duan, Y Song - International Journal of Fatigue, 2018 - Elsevier
This paper presents an investigation of assessment of fatigue crack growth (FCG) of 316LN
stainless steel using the acoustic emission (AE) monitoring technique. A new AE parameter …

Thermally Activated Crack Growth and Fracture Toughness Evaluation of Pipeline Steels Using Acoustic Emission

OG Perveitalov, VV Nosov, AM Schipachev, AI Alekhin - Metals, 2023 - mdpi.com
The article presents an approach to assessing the fracture toughness of structural alloys
based on thermally activated crack growth and recording acoustic emission signals. The …

Calculation of durability and fatigue life parameters of structural alloys using a multilevel model of acoustic emission pulse flow

OG Perveitalov, VV Nosov, AI Borovkov… - Metals, 2022 - mdpi.com
The issues of durability and fatigue life of various structural materials occupy an important
place in the operation of equipment and elements subjected to high stresses. To correctly …

Determination of fracture toughness of 2.25 Cr1Mo0. 25V steel based on acoustic emission technique

M Chai, C Lai, W Xu, Y Song, Z Zhang… - International Journal of …, 2023 - Elsevier
The correct determination of fracture toughness is dependent on the accurate measurement
of the point of crack initiation. In this research work, the AE technique is used to accurately …

Effects of welding defects on the damage evolution of Q245R steel using acoustic emission and infrared thermography

W Zhou, YG Du, SD Wang, YP Liu… - … Testing and Evaluation, 2023 - Taylor & Francis
Detecting welding defects is a key aspect in the safety assessment of pressure vessels.
Using non-destructive testing methods to reveal influences of welding defects on the …

Use of acoustic emission for exploring characteristics and behaviors of mixed-mode fracture process of asphalt mixtures

J Qiu, Q Yang, X Qiu, S Xiao, L He, G Hu - Materials and Structures, 2022 - Springer
The mixed-mode fracture is one of the main failure forms of asphalt mixtures subjected to
external loads. Acoustic emission (AE) technique could dynamically evaluate the fracture …

Fracture toughness research of G20Mn5QT cast steel based on the acoustic emission technique

J Xu, T Sun, Y Xu, Q Han - Construction and Building Materials, 2020 - Elsevier
The fracture toughness process of G20Mn5QT cast steel was monitored by using the
Acoustic Emission (AE) technique. The fracture toughness value evaluated by analyzing the …