Lamb waves-based technologies for structural health monitoring of composite structures for aircraft applications

M Philibert, K Yao, M Gresil, C Soutis - European Journal of …, 2022 - Taylor & Francis
The most common researched area of damage in a composite material such as carbon fibre
reinforced plastics (CFRP) used currently in aircraft construction is barely visible impact …

Thermal sprayed lead-free piezoelectric ceramic coatings for ultrasonic structural health monitoring

J Yin, S Chen, VK Wong, K Yao - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Structural health monitoring (SHM) is growing rapidly with strong demand from industrial
automation, digital twins, and Internet of Things (IoT). In contrast to the manual installation of …

Active ultrasonic structural health monitoring enabled by piezoelectric direct-write transducers and edge computing process

VK Wong, SM Rabeek, SC Lai, M Philibert, DBK Lim… - Sensors, 2022 - mdpi.com
While the active ultrasonic method is an attractive structural health monitoring (SHM)
technology, many practical issues such as weight of transducers and cables, energy …

Insight into excitation and acquisition mechanism and mode control of Lamb waves with piezopolymer coating-based array transducers: Analytical and experimental …

Y Li, K Wang, W Feng, H Wu, Z Su, S Guo - Mechanical Systems and Signal …, 2022 - Elsevier
In-situ fabricated piezopolymer coating-based transducers have been developed to build
large-area, lightweight and flexible networks for wave-based structural health monitoring …

Damage detection for structural health monitoring using ultra-sensitive flexible piezoelectret sensors

G Wang, W Qiu, Y Liu, Y Bai, C Cao… - Structural Health …, 2023 - journals.sagepub.com
Damage detection is of great importance for structural construction management and safety.
In this study, an ultra-sensitive flexible piezoelectret sensor for damage monitoring in …

Twice reflected ultrasonic bulk wave for surface defect monitoring

VK Wong, X Li, YM Yousry, M Philibert, C Jiang… - Ultrasonics, 2025 - Elsevier
This work offers an ultrasonic structural health monitoring (SHM) approach for assessing the
defects located on the same surface and at one side of piezoelectric ultrasonic transducer …

Localized structural thinning monitoring with high-order Lamb wave mode enabled by direct-write ultrasonic transducers

VK Wong, S Chen, J Wu, DBK Lim… - Structural Health …, 2024 - journals.sagepub.com
This article presents a method for monitoring depth of a localized thinning in a structure by
analyzing the arrival time and peak absolute amplitude of selected high-order ultrasonic …

A Flexible Conformal Piezoresistive Sensor Based on Electrospinning for Deformation Monitoring of Carbon Fiber‐Reinforced Polymer

X Cheng, X Cao, Z Wu, Z Ying… - Advanced Engineering …, 2023 - Wiley Online Library
Carbon fiber‐reinforced polymer (CFRP) materials are widely applied in various areas as
key structure components. The structural health monitoring of the CFRP components is …

Design of Piezopolymer Interdigital Transducers with Scaled Electrode Geometries Based on FEM Analysis

L Capineri, L Bergamaschi, A Bulletti - Actuators, 2022 - mdpi.com
The design of interdigital transducers (IDT) for active structural health monitoring (SHM)
systems often requires a tuning of their characteristics for specific applications. IDTs are …

Environmental Robustness and Resilience of Direct-Write Ultrasonic Transducers Made from P (VDF-TrFE) Piezoelectric Coating

JK Han, VK Wong, DBK Lim… - Sensors, 2023 - mdpi.com
Conformability, lightweight, consistency and low cost due to batch fabrication in situ on host
structures are the attractive advantages of ultrasonic transducers made of piezoelectric …