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Civil-Comp Conferences
ISSN 2753-3239
CCC: 6
PROCEEDINGS OF THE SEVENTEENTH INTERNATIONAL CONFERENCE ON CIVIL, STRUCTURAL AND ENVIRONMENTAL ENGINEERING COMPUTING
Edited by: P. Ivanyi, J. Kruis and B.H.V. Topping
Paper 2.5

Experiences from Analysis and Experiment Considering the Vehicle Scanning Method

J. Bayer and S. Urushadze

Institute of Theoretical and Applied Mechanics of the Czech Academy of Sciences, Czech Republic

Full Bibliographic Reference for this paper
J. Bayer, S. Urushadze, "Experiences from Analysis and Experiment Considering the Vehicle Scanning Method", in P. Ivanyi, J. Kruis, B.H.V. Topping, (Editors), "Proceedings of the Seventeenth International Conference on Civil, Structural and Environmental Engineering Computing", Civil-Comp Press, Edinburgh, UK, Online volume: CCC 6, Paper 2.5, 2023, doi:10.4203/ccc.6.2.5
Keywords: VSM, moving loads, bridges, finite element method, modal analysis, initial conditions.

Abstract
Application of the Vehicle Scanning Method (VSM) on real bridges requires more precise analysis that can be provided by the closed form solution. Analytical solutions applied the previously proposed hybrid time effective method using ANSYS and MATLAB that makes possible to account for a vehicle mass, initial condition of the spring mass and damping. The effect of initial conditions and vehicle mass was studied in the following case study. The computed results were compared to experiments. The relation between the exciting forces caused by the scanning vehicle and vibration noise from other sources affecting the sprung mass seems to be decisive for a successful application of the VSM. A higher vehicle damping can reduce the adverse effects of initial vibration state of the vehicle when entering a bridge.

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