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Optimisation of the Parameters of a Vibration Damper Installed on a Historic Bridge Cover

Optimisation of the Parameters of a Vibration Damper Installed on a Historic Bridge

Architecture, Civil Engineering, Environment
Volume 16 (2023): Issue 4 (December 2023)
By: Monika Podwórna and  Jacek Grosel  
Open Access
|Dec 2023

Figures & Tables

Figure 1.

The coupled beam-absorber system loaded with a stream of moving forces
The coupled beam-absorber system loaded with a stream of moving forces

Figure 2.

The deflection of the structure wI (L/2,t) with various absorber parameters
The deflection of the structure wI (L/2,t) with various absorber parameters

Figure 3.

The expected value of the deflections in the midspan for different vehicle velocities and a different parameter µ of the absorber: (a) wI (L/2,t); (b) wII (L/2,t)
The expected value of the deflections in the midspan for different vehicle velocities and a different parameter µ of the absorber: (a) wI (L/2,t); (b) wII (L/2,t)

Figure 4.

The expected value of the deflections in the midspan for different vehicle velocities and a different parameter κ of the absorber: (a) wI (L/2,t); (b) wII (L/2,t)
The expected value of the deflections in the midspan for different vehicle velocities and a different parameter κ of the absorber: (a) wI (L/2,t); (b) wII (L/2,t)

Figure 5.

The expected value of the deflections in the midspan for different vehicle velocities and a different localisation of the absorber: (a) wI (L/2,t); (b) wII (L/2,t)
The expected value of the deflections in the midspan for different vehicle velocities and a different localisation of the absorber: (a) wI (L/2,t); (b) wII (L/2,t)

Figure 6.

Variance of deflections in the midspan for different vehicle velocities and a different localisation of the absorber: (a) wI (L/2,t); (b) wII (L/2,t)
Variance of deflections in the midspan for different vehicle velocities and a different localisation of the absorber: (a) wI (L/2,t); (b) wII (L/2,t)

Figure 7.

The variance of deflections in the midspan for different vehicle velocities and different parameter μ of the absorber: (a) wI (L/2,t); (b) wII (L/2,t)
The variance of deflections in the midspan for different vehicle velocities and different parameter μ of the absorber: (a) wI (L/2,t); (b) wII (L/2,t)

Figure 8.

The variance of deflections in the midspan for different vehicle velocities and a different absorber κ parameter. (a) wI (L/2,t); (b) wII (L/2,t)
The variance of deflections in the midspan for different vehicle velocities and a different absorber κ parameter. (a) wI (L/2,t); (b) wII (L/2,t)
DOI: https://doi.org/10.2478/acee-2023-0053 | Journal eISSN: 2720-6947 | Journal ISSN: 1899-0142
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Language: English
Page range: 93 - 101
Submitted on: Apr 28, 2023
Accepted on: May 28, 2023
Published on: Dec 31, 2023
Published by: Silesian University of Technology
In partnership with: Paradigm Publishing Services
Publication frequency: 4 issues per year
Keywords:
Dynamic vibration absorber (DVA),
Poisson process,
Random vibrations,
Renovation,
Stochastic dynamic load
Related subjects:
Architecture and design,
Architecture,
Architects, buildings

© 2023 Monika Podwórna, Jacek Grosel, published by Silesian University of Technology
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

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