ARTICLE
The use of a genetic algorithm in the process of optimizing the shape of a three-dimensional periodic beam
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1
Gdansk University of Technology, Digital Technologies Center, Gdansk, Poland
 
2
Gdansk University of Technology, Department of Biomechatronics, Gdansk, Poland
 
3
Gdansk University of Technology, Department of Control Engineering, Gdansk, Poland
 
These authors had equal contribution to this work
 
 
Submission date: 2023-11-06
 
 
Final revision date: 2024-02-29
 
 
Acceptance date: 2024-03-01
 
 
Online publication date: 2024-09-04
 
 
Publication date: 2024-09-04
 
 
Corresponding author
Lukasz Dolinski   

Department of Biomechatronics, Gdańsk University of Technology, Narutowicza 11/12, 80-233, Gdańsk, Poland
 
 
Journal of Theoretical and Applied Mechanics 2024;62(3):601-613
 
KEYWORDS
TOPICS
ABSTRACT
Mechanical periodic structures exhibit unusual dynamic behavior thanks to the periodicity of their structures, which can be attributed to their cellular arrangement. The source of this periodicity may result from periodic variations of material properties within their cells and/or variations in the cell geometry. The authors present the results of their studies on the optimization of physical parameters of a three-dimensional axisymetrical periodic beam in order to obtain the desired vibroacoustic properties. The aim of the optimization process of the unit cell shape was to obtain band gaps of a given width and position in the frequency spectrum.
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ISSN:1429-2955
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