Metal fatigue assessment based on temperature evolution and thermodynamic entropy generation

H Salimi, M Pourgol-Mohammad, M Yazdani - International Journal of …, 2019 - Elsevier
In the present study, a general model was developed for temperature evolution prediction
during metal's uniaxial fatigue loading. The prediction model leads to a reasonably accurate …

Damage assessment using information entropy of individual acoustic emission waveforms during cyclic fatigue loading

CM Sauerbrunn, A Kahirdeh, H Yun, M Modarres - Applied Sciences, 2017 - mdpi.com
Featured Application The work presented in this paper outlines three methods to analyze
individual acoustic emission waves emitted within a cyclically-loaded metallic structure …

Investigation of the Information Possibilities of the Parameters of Vibroacoustic Signals Accompanying the Processing of Materials by Concentrated Energy Flows

SN Grigoriev, MP Kozochkin, AN Porvatov, SV Fedorov… - Sensors, 2023 - mdpi.com
Creating systems for monitoring technology processes based on concentrated energy flows
is an urgent and challenging task for automated production. Similar processes accompany …

Potentials of in situ monitoring of aluminum alloy forging by acoustic emission

BA Behrens, A Bouguecha, C Buse, K Wölki… - Archives of Civil and …, 2016 - Springer
Deviations during forging processes lead to workpiece failure when the forming limits of the
material are exceeded. In production processes an early detection of manufacturing faults is …

Damage tolerance evaluation of E-PBF-manufactured inconel 718 strut geometries by advanced characterization techniques

D Kotzem, T Arold, T Niendorf, F Walther - Materials, 2020 - mdpi.com
By means of electron beam powder bed fusion (E-PBF), highly complex lightweight
structures can be manufactured within short process times. Due to the increasing complexity …

Optimisation of acoustic emission wavestreaming for structural health monitoring

JP McCrory, MR Pearson, R Pullin… - Structural Health …, 2020 - journals.sagepub.com
Structural health monitoring has gained wide appeal for applications with high inspection
costs, such as aircraft and wind turbines. As the structures and materials used in these …

Features of Changes in the Parameters of Acoustic Signals Characteristic of Various Metalworking Processes and Prospects for Their Use in Monitoring

SN Grigoriev, MP Kozochkin, AN Porvatov, VD Gurin… - Applied Sciences, 2023 - mdpi.com
The need to create monitoring systems to equip the technological machinery of automated
production determines the relevance of searching for parameters of acoustic signals that …

Topological neural network of combined AE and EN signals for assessment of SCC damage

L Calabrese, M Galeano, E Proverbio… - Nondestructive …, 2020 - Taylor & Francis
Stress corrosion cracking (SCC) is a common corrosion form that involves undetected
premature failures during service life of structures. Since SCC is a combination of …

SCC damage evolution on martensitic stainless steel by using acoustic emission technique

L Calabrese, L Bonaccorsi… - Corrosion …, 2015 - journals.sagepub.com
In the present work, acoustic emission testing (AE) technique was successfully applied to
identify damage phenomena occurred during stress corrosion cracking (SCC) in chloride …

Cracking modes and AE precursors of sandstone failure under multi-stage uniaxial compression

X Zhu, L Wang, Y Yang, W Zhang… - Frontiers in Earth Science, 2022 - frontiersin.org
Denudation processes induced by external loading show scale-independent traits in rocks.
Therefore, monitoring of micro-cracking features offers a possibility for assessing the …