Wavelet analysis of static deflections for multiple damage identification in beams

Q Ma, M Solís, P Galvín - Mechanical Systems and Signal Processing, 2021 - Elsevier
Wavelet analysis can be used in local damage detection due to its ability of revealing
discontinuities induced by damage in the displacement field. This paper focuses on the …

Wood beam damage identification based on the curvature mode and wavelet transform

Z Meng, X Ren, S Chai, X Wang, T Zhao… - Advances in Civil …, 2023 - Wiley Online Library
In the paper, a simple‐supported wooden beam is used as the research object to identify the
damage of the wood beam by finite element analysis and experimental research. First …

Experimental detection and measurement of crack-type damage features in composite thin-wall beams using modal analysis

J Pacheco-Chérrez, D Cárdenas, O Probst - Sensors, 2021 - mdpi.com
An experimental proof-of-concept for damage detection in composite beams using modal
analysis has been conducted. The purpose was to demonstrate that damage features can …

Wavelet energy accumulation method applied on the Rio Papaloapan Bridge for damage identification

JM Machorro-Lopez, JP Amezquita-Sanchez… - Mathematics, 2021 - mdpi.com
Large civil structures such as bridges must be permanently monitored to ensure integrity and
avoid collapses due to damage resulting in devastating human fatalities and economic …

Experimental study of grout defect identification in precast column based on wavelet packet analysis

X Zhang, D Zhou, H Tang… - International Journal of …, 2019 - journals.sagepub.com
Grout defects always exist in sleeves of precast structures, but studies on grout defect
identification are rarely performed. This article proposes a combination method of dynamic …

Measuring Crack-type Damage Features in Thin-walled‎ Composite Beams using De-noising and a 2D Continuous Wavelet‎ Transform of Mode Shapes

J Pacheco-Chérrez, D Cárdenas… - Journal of Applied and …, 2021 - jacm.scu.ac.ir
A new method is described, allowing to locate and also measure the length and orientation
of crack-type damage features in thin-walled composite beams (TWCB), a capability not …

Damage identification and quantification in beams using Wigner-Ville distribution

A Katunin - Sensors, 2020 - mdpi.com
The paper presents the novel method of damage identification and quantification in beams
using the Wigner-Ville distribution (WVD). The presented non-parametric method is …

The use of a movable vehicle in a stationary condition for indirect bridge damage detection using baseline-free methodology

I Hashlamon, E Nikbakht - Applied Sciences, 2022 - mdpi.com
The use of an instrumented scanning vehicle has become the center of focus for bridge
health monitoring (BHM) due to its cost efficiency, mobility, and practicality. However …

[HTML][HTML] 轨道车辆结构振动损伤识别技术综述

缪炳荣, 刘俊利, 张盈, 杨树旺, 彭齐明… - 交通运输工程 …, 2021 - transport.chd.edu.cn
从智能运维的角度阐述了利用结构振动损伤识别技术进行轨道车辆结构健康监测的重要性和
必要性; 根据不同损伤识别的适用范围, 将结构振动损伤识别技术分为基于模型的方法和基于 …

Vision-Based Damage Detection for One-Fixed-End Structures Based on Aligned Marker Space and Decision Fusion

Z Dworakowski, P Zdziebko, K Dziedziech, K Holak - Sensors, 2022 - mdpi.com
It is possible to detect damage in structures based only on vision-system-based assessment
of their deformation shape under load. There is, however, a gap between available methods …