Zobrazeno 1 - 10
of 7 242
pro vyhledávání: '"Guided waves"'
Publikováno v:
Journal of Applied and Computational Mechanics, Vol 10, Iss 4, Pp 801-816 (2024)
This article proposes a new algorithm for computing dispersion curves of ultrasonic guided waves in multi-layered composites with large number of layers. The algorithm is based on balancing the eigenvalue problem of the Spectral Collocation Method (S
Externí odkaz:
https://doaj.org/article/294fa430ef6b4a27bf39c858f73f117e
Autor:
Victor V. Krylov
Publikováno v:
Acoustics, Vol 6, Iss 3, Pp 610-619 (2024)
In unbounded media, the acoustic attenuation as function of frequency is related to the frequency-dependent sound velocity (dispersion) via Kramers–Kronig dispersion relations. These relations are fundamentally important for better understanding of
Externí odkaz:
https://doaj.org/article/1210de400689418d8ba8c9a6fd7c5816
Autor:
S. E. Savotchenko
Publikováno v:
Российский технологический журнал, Vol 12, Iss 5 (2024)
Objectives. Determining the patterns of dispersion properties of waveguide modes of the optical range in layered media with distributed optical properties is a both a pressing and significant matter for study. It has fundamental and applied importanc
Externí odkaz:
https://doaj.org/article/e6cf340769b54881bb11e7da4084a0a5
Publikováno v:
Composites Part C: Open Access, Vol 15, Iss , Pp 100531- (2024)
The prognostic of the Remaining Useful Life (RUL) of composite structures remains a critical challenge as it involves understanding complex degradation behaviors while it is emerging for maintaining the safety and reliability of aerospace structures.
Externí odkaz:
https://doaj.org/article/9851c26f2c0d428bb97ac1e70fdce12a
Akademický článek
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Akademický článek
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Publikováno v:
Case Studies in Thermal Engineering, Vol 58, Iss , Pp 104403- (2024)
High-temperature pipelines are susceptible to defects due to the long-term service in high-temperature environments. The guided wave technology is promising for online non-destructive testing. Before implementing it in engineering, it is essential to
Externí odkaz:
https://doaj.org/article/5b4117c72f1947f49fe0ca1c4c0e1605
Publikováno v:
IEEE Open Journal of Instrumentation and Measurement, Vol 3, Pp 1-8 (2024)
Damage imaging algorithms are crucial for evaluating the condition of critical structures such as adhesively bonded joints. Particularly during service, baseline-free structural health monitoring (SHM) is essential for robust and real-time evaluation
Externí odkaz:
https://doaj.org/article/357366f7212c4aa3a813adfc264b9144
Publikováno v:
Applied Sciences, Vol 14, Iss 22, p 10403 (2024)
At present, researchers in the field of pipeline inspection focus on pipe wall defects while neglecting pipeline defects in special situations such as welds. This poses a threat to the safe operation of projects. In this paper, a multi-node fusion an
Externí odkaz:
https://doaj.org/article/9d917843a2064bf797f70c5367e31cc5
Publikováno v:
Applied Sciences, Vol 14, Iss 19, p 8981 (2024)
The imaging detection of ultrasonic guided waves in plates using arc sparse arrays is highly significant for weld scattering conditions. A novel approach for detecting welded plate structures using the left rank of ultrasonic guided waves in arc spar
Externí odkaz:
https://doaj.org/article/1f05de743095458a8e48fe9307c9de9c