A novel load-dependent sensor placement method for model updating based on time-dependent reliability optimization considering multi-source uncertainties

C Yang, H Ouyang - Mechanical Systems and Signal Processing, 2022 - Elsevier
An effective sensor network with an appropriate sensor configuration is the first step of
model updating to obtain the actual structural response. However, sensor placements based …

Modal-based FE model updating via genetic algorithms: Exploiting artificial intelligence to build realistic numerical models of historical structures

G Standoli, GP Salachoris, MG Masciotta… - … and Building Materials, 2021 - Elsevier
Cultural Heritage preservation requires the combination of in situ investigations and
accurate Finite Elements models in order to correctly interpret the empirical evidence and …

Evolutionary numerical model for cultural heritage structures via genetic algorithms: a case study in central Italy

GP Salachoris, G Standoli, M Betti, G Milani… - Bulletin of Earthquake …, 2024 - Springer
In this paper the actual dynamic behavior of the civic Clock tower of Rotella, a little village in
central Italy heavily damaged by the recent 2016 seismic sequence, is thoroughly …

Mechanism of high-speed train carbody shaking due to degradation of wheel-rail contact geometry

C Chang, X Ding, L Ling, F Li, T Liu… - International Journal of …, 2023 - Taylor & Francis
The carbody shaking phenomenon (CSP) can greatly reduce the ride comfort of high-speed
trains. To investigate the abnormal vibration feature and causes of the CSP, extensive field …

Optimal sensor placement for reliable virtual sensing using modal expansion and information theory

T Ercan, C Papadimitriou - Sensors, 2021 - mdpi.com
A framework for optimal sensor placement (OSP) for virtual sensing using the modal
expansion technique and taking into account uncertainties is presented based on …

An equivalent frame digital twin for the seismic monitoring of historic structures: a case study on the Consoli palace in Gubbio, Italy

D Sivori, L Ierimonti, I Venanzi, F Ubertini, S Cattari - Buildings, 2023 - mdpi.com
Recent advances in computing performance and simulation tools allow today the
development of high-fidelity computational models which accurately reproduce the structural …

Reducing uncertainty in seismic assessment of multiple masonry buildings based on monitored demolitions

P Martakis, Y Reuland, M Imesch, E Chatzi - Bulletin of Earthquake …, 2022 - Springer
A significant part of the existing building stock in regions of low to moderate seismic hazard
has been designed without modern seismic considerations and is, in the meantime …

Digital twin-based model updating method for mechanical behaviors analysis of cable truss structure

G Shi, Z Liu, D Lu, Q Zhang, Z Wang, Y Zhao - Journal of Constructional …, 2024 - Elsevier
Establishing a high-fidelity twin model and accurately analyzing instant mechanical
behaviors are important ways to improve structural reliability. This study proposes a digital …

Tracking the variation of complex mode shapes for damage quantification and localization in structural systems

MG Masciotta, D Pellegrini - Mechanical Systems and Signal Processing, 2022 - Elsevier
Real structures mode shapes estimated by modal analysis techniques have a common
feature: in most cases they are complex, and their level of complexity can be soundly …

Full-field DIC-based model updating for localized parameter identification

K Zaletelj, J Slavič, M Boltežar - Mechanical Systems and Signal …, 2022 - Elsevier
Identifying the local properties of a structure, either to perform structural health monitoring or
to fine tune a numerical model, requires the updating of a large number of parameters. With …