Simulation of elastic guided waves interacting with defects in arbitrarily long structures using the scaled boundary finite element method

H Gravenkamp, C Birk, C Song - Journal of computational physics, 2015 - Elsevier
In this paper, an approach is presented to model the propagation of elastic waves and their
interaction with defects in plate structures. The formulation is based on the Scaled Boundary …

Reference-free corrosion damage diagnosis in steel strands using guided ultrasonic waves

A Farhidzadeh, S Salamone - Ultrasonics, 2015 - Elsevier
This study presents a nondestructive evaluation method based on guided ultrasonic waves
(GUW) to quantify corrosion damage of prestressing steel strands. Specifically, a reference …

A novel method for steel bar all-stage pitting corrosion monitoring using the feature-level fusion of ultrasonic direct waves and coda waves

X Sun, M Zhang, W Gao, C Guo… - Structural Health …, 2023 - journals.sagepub.com
Corrosion monitoring of steel bars has drawn extensive attention in recent decades.
Conventional ultrasonic method, utilizing direct waves to detect damage, is adequate for …

Towards real-time assessment of anisotropic plate properties using elastic guided waves

N Bochud, J Laurent, F Bruno, D Royer… - The Journal of the …, 2018 - pubs.aip.org
A method to recover the elastic properties, thickness, or orientation of the principal symmetry
axes of anisotropic plates is presented. This method relies on the measurements of …

Quasi-Distributed Fiber Sensor-Based Approach for Pipeline Health Monitoring: Generating and Analyzing Physics-Based Simulation Datasets for Classification

P Zhang, A Venketeswaran, RF Wright, N Lalam… - Sensors, 2023 - mdpi.com
This study presents a framework for detecting mechanical damage in pipelines, focusing on
generating simulated data and sampling to emulate distributed acoustic sensing (DAS) …

Leak detection and location of flanged pipes: An integrated approach of principle component analysis and guided wave mode

X Diao, Z Chi, J Jiang, A Mebarki, L Ni, Z Wang, Y Hao - Safety Science, 2020 - Elsevier
As flanged pipes have a crucial role in oil and gas transportation, accidental leaks and their
detection are of great importance, and represent a great concern in safety management of …

Nondestructive evaluation of steel-concrete composite structure using high-frequency ultrasonic guided wave

H Sun, J Zhu - Ultrasonics, 2020 - Elsevier
Steel-concrete modular construction is increasingly used in nuclear structure construction.
Conventional nondestructive testing methods are not able to detect internal concrete defects …

The computation of dispersion relations for three-dimensional elastic waveguides using the scaled boundary finite element method

H Gravenkamp, H Man, C Song, J Prager - Journal of Sound and Vibration, 2013 - Elsevier
In this paper, a numerical approach for the computation of dispersion relations for three-
dimensional waveguides with arbitrary cross-section is proposed. The formulation is based …

Underwater pipeline impact localization using piezoceramic transducers

J Zhu, SCM Ho, D Patil, N Wang… - Smart Materials and …, 2017 - iopscience.iop.org
Reports indicated that impact events accounted for 47% of offshore pipeline failures, which
calls for impact detection and localization for subsea pipelines. In this paper, an innovative …

Design of a new stress wave communication method for underwater communication

S He, N Wang, M Ho, J Zhu… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Underwater communication is crucial for subsea engineering. Currently, although a variety
of available technologies are available for underwater communication, almost all of them are …