Sensors used in structural health monitoring

A Moreno-Gomez, CA Perez-Ramirez… - … Methods in Engineering, 2018 - Springer
In the last years, the occurrence of natural hazards around the world has evinced the
necessity of having structural health monitoring schemes that can allow the continuous …

Damage identification based on convolutional neural network and recurrence graph for beam bridge

H He, J Zheng, L Liao, Y Chen - Structural Health Monitoring, 2021 - journals.sagepub.com
Traditional statistical pattern identification methods, such as artificial neural network and
support vector machine, have limited ability to identify minor damage of bridges. Deep …

A concept of complex-wavelet modal curvature for detecting multiple cracks in beams under noisy conditions

MS Cao, W Xu, WX Ren, W Ostachowicz… - … Systems and Signal …, 2016 - Elsevier
Detection of multiple damage using modal curvature in noisy environments has become a
research focus of considerable challenge and great significance over the last few years …

Theoretical and numerical investigation of stress mode shapes in multi-axial random fatigue

Y Zhou, J Tao - Mechanical Systems and Signal Processing, 2019 - Elsevier
Random fatigue is inherently multi-axial due to the complex stress state in real vibrating
structures. This paper investigates the role of Stress Modal Analysis (SMA) in multi-axial …

Design and optimization of CNN architecture to identify the types of damage imagery

CL Fan, YJ Chung - Mathematics, 2022 - mdpi.com
Damage to the surface construction of reinforced concrete (RC) will impact the security of the
facility's structure. Deep learning can effectively identify various types of damage, which is …

Uncertain identification method of structural damage for beam-like structures based on strain modes with noises

Q Shi, K Hu, L Wang, X Wang - Applied Mathematics and Computation, 2021 - Elsevier
Strain modal parameters are more sensitive to the local structural damage than
displacement modal parameters. Therefore, it will be more effective to locate damage based …

Bridge health monitoring and damage identification of truss bridge using strain measurements

F Xiao, J Fan, GS Chen… - Advances in Mechanical …, 2019 - journals.sagepub.com
A novel technique to identify bridge damage using genetic algorithms and simulated
annealing is proposed in this article. In the proposed method, the cross-sectional area of the …

Operation feature extraction of flood discharge structure based on improved variational mode decomposition and variance dedication rate

J Zhang, G Hou, H Wang, Y Zhao… - Journal of vibration …, 2020 - journals.sagepub.com
Operation feature extraction of flood discharge structures under ambient excitation has
attracted increasing attention in recent years. However, the vibration signal of flood …

Analysis of the cause and mechanism of hydraulic gate vibration during flood discharging from the perspective of structural dynamics

J Lian, L Chen, B Ma, C Liang - Applied Sciences, 2020 - mdpi.com
According to the results of a dynamic prototype test for the surface outlet radial gate on the
Jinping high arch dam during the flood discharging process, a novel cause of vibration …

Utilization of modal stress approach in random-vibration fatigue evaluation

Y Zhou, Q Fei, S Wu - Proceedings of the Institution of …, 2017 - journals.sagepub.com
Random-vibration fatigue evaluation can be of considerable importance in the design phase
of aerospace structures due to the severe dynamic loads in service. This paper presents the …