Results 11 to 20 of about 2,502,208 (315)

Acoustic Emission b Value Characteristics of Granite under True Triaxial Stress

Mathematics, 2022
The acoustic emission b value is an important and widely used parameter for the early prediction of rock fractures. In this study, five groups of true triaxial compression tests were conducted on granite specimens to analyze changes in b value during the
L. Dong, Lingyun Zhang, Huini Liu, K. Du, Xi-ling Liu   +4 more
semanticscholar   +1 more source

Study on acoustic emission evolution features of gas-bearing coal under different gas pressures [PDF]

Sci Rep
To explore gas pressure of coal samples under uniaxial compression condition the influence of the acoustic emission features, based on the uniaxial compression acoustic emission monitoring test, the acoustic emission parameters of coal samples under ...
Liu Y, Gao F, Yan W, Duan Z, Chen G, Jiang F, Tian Z, Li J.   +7 more
europepmc   +2 more sources

Study on Accuracy Metrics for Evaluating the Predictions of Damage Locations in Deep Piles Using Artificial Neural Networks with Acoustic Emission Data

Applied Sciences, 2021
Accuracy metrics have been widely used for the evaluation of predictions in machine learning. However, the selection of an appropriate accuracy metric for the evaluation of a specific prediction has not yet been specified.
Alipujiang Jierula, Shuhong Wang, T. Oh, Pengyu Wang   +3 more
semanticscholar   +1 more source

Damage mechanism identification in composites via machine learning and acoustic emission

npj Computational Materials, 2021
Damage mechanism identification has scientific and practical ramifications for the structural health monitoring, design, and application of composite systems.
C. Muir, Balakumar Swaminathan, A. Almansour, K. Sevener, C. Smith, M. Presby, J. D. Kiser, T. Pollock, S. Daly   +8 more
semanticscholar   +1 more source

Sound Range AE as a Tool for Diagnostics of Large Technical and Natural Objects

Sensors, 2023
Application of acoustic emission of the sound frequency range is under consideration. This range is of current interest for the diagnostics of the stability of mountain slopes, glaciers, ice covers, large technical constructions (bridges, dams, etc.) as ...
Yuri Marapulets, Alexandra Solodchuk, Olga Lukovenkova, Mikhail Mishchenko, Albert Shcherbina   +4 more
doaj   +1 more source

State-of-the-Art Review on the Acoustic Emission Source Localization Techniques

IEEE Access, 2021
he acoustic emission technique has been applied successfully for the identification, characterization, and localization of deformations in civil engineering structures.
Farruk Hassan, Ahmad Wafi Bin Mahmood, N. Yahya, A. Saboor, Muhammad Zahid Abbas, Zia Khan, Mohamed Rimsan   +6 more
semanticscholar   +1 more source

Damage Analysis of Composite CFRP Tubes Using Acoustic Emission Monitoring and Pattern Recognition Approach

Materials, 2021
The acoustic emission method has been adopted for detection of damage mechanisms in carbon-fiber-reinforced polymer composite tubes during the three-point bending test.
M. Šofer, Jakub Cienciala, M. Fusek, Pavel Pavlíček, Richard Moravec   +4 more
semanticscholar   +1 more source

Experimental Study on Acoustic Emission Characteristics of Granite and Sandstone under Uniaxial Compression

Geofluids, 2023
In order to better apply acoustic emission technology to engineering practice, this paper carried out indoor acoustic emission test, and uniaxial compression tests of granite and sandstone under monotonic loading and grading loading were carried out and ...
Yongshuai Sun, Fei Yu, Jianguo Lv
doaj   +1 more source

Influence of backing layer on the non-metallic encapsulated acoustic emission sensor for concrete monitoring

Case Studies in Construction Materials, 2023
Use acoustic emission sensors to monitor the acoustic emission phenomenon of concrete materials after being loaded has always been a hot spot in the field of civil engineering.
Haoran Li, Yan Hu, Laibo Li, Dongyu Xu
doaj   +1 more source

Acoustic emission source characterisation of chloride-induced corrosion damage in reinforced concrete

Structural Health Monitoring, 2021
Worldwide, asset managers are struggling with the management of ageing infrastructure in reinforced concrete. Early detection of reinforcement corrosion, which is generally considered as the major problem, can help to perform dedicated maintenance and ...
C. Van Steen, H. Nasser, E. Verstrynge, M. Wevers   +3 more
semanticscholar   +1 more source