Structural health monitoring using modal strain energy damage indicator coupled with teaching-learning-based optimization algorithm and isogoemetric analysis

S Khatir, MA Wahab, D Boutchicha, T Khatir - Journal of Sound and …, 2019 - Elsevier
This paper proposes a two-stage approach for damage assessment in beam-like structures
using two-dimensional Isogeometric Analysis (IGA) and Finite Element Method (FEM) …

A Review on Vibration-Based Damage Detection Methods for Civil Structures

X Sun, S Ilanko, Y Mochida, RC Tighe - Vibration, 2023 - mdpi.com
Vibration-based damage detection is a range of methods that utilizes the dynamic response
of a structure to evaluate its condition and detect damage. It is an important approach for …

Modal testing and evaluation of cracks on cantilever beam using mode shape curvatures and natural frequencies

SSB Chinka, SR Putti, BK Adavi - Structures, 2021 - Elsevier
This paper presented the process of implementing and developing a novel damage
detection approach on beam like-structure using modal parameters. In Theoretical Modal …

Ant lion optimisation algorithm for structural damage detection using vibration data

M Mishra, SK Barman, D Maity, DK Maiti - Journal of Civil Structural Health …, 2019 - Springer
Structural damage assessment is crucial for structural health monitoring to evaluate the
safety and residual service life of the structure. To solve the structural damage detection …

Damage detection in beam through change in measured frequency and undamaged curvature mode shape

M Dahak, N Touat, M Kharoubi - Inverse Problems in Science and …, 2019 - Taylor & Francis
This paper develops and presents a technique on the identification of the damage location
and depth in a beam using a frequency contour method. Unlike the frequency contour …

Structural damage detection based on cross-correlation function with data fusion of various dynamic measurements

X Wang, F Chen, H Zhou, P Ni, L Wang… - Journal of Sound and …, 2022 - Elsevier
To take advantage of various types of dynamic measurement data for structural damage
detection, an identification strategy based on cross-correlation function with data fusion of …

An efficient hybrid TLBO-PSO-ANN for fast damage identification in steel beam structures using IGA

S Khatir, T Khatir, D Boutchicha… - Smart Structures and …, 2020 - biblio.ugent.be
The existence of damages in structures causes changes in the physical properties by
reducing the modal parameters. In this paper, we develop a two-stages approach based on …

[PDF][PDF] 激光测振仪中最小均方误差前向预测器的研究

王之昊, 张文喜, 伍洲, 孔新新, 王永彪, 郝义伟 - 光电工程, 2022 - researching.cn
针对激光测振仪中的自适应滤波问题, 本文采用最小均方误差前向预测器, 仿真分析了振动测量
信号的峰值, 频率, 滤波器阶数和步长系数等参数对最小均方误差前向预测器滤波性能的影响 …

Research on loose bolt localization technology for transmission towers

G Wen, L Zhao, Z Liu, J Wang… - Structural Health …, 2024 - journals.sagepub.com
Research on loose bolt fault in transmission towers is difficult to detect, and the localization
of the loose bolts has always been a challenge in the field of structural health monitoring …

[PDF][PDF] Model updating and damage detection in multi-story shear frames using Salp Swarm Algorithm

P Ghannadi, SS Kourehli - Earthquakes and Structures, 2019 - researchgate.net
This paper studies damage detection as an optimization problem. A new objective function
based on changes in natural frequencies, and Natural Frequency Vector Assurance …