<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>The aim of this work is to propose a sandwich beam with stepped layer thickness in three parts along its length. The total depth, width of the cross-section and its mass are constant. The beam is under a uniformly distributed load. The system of two equilibrium equations was formulated for each part based on the literature. This system was analytically solved for the successive parts of the beam and the functions of the shear effect and deflection were determined in them. The effective stepped layer thicknesses was determined on the basis of the adopted criterion for minimizing the maximum deflection of the beam. The example calculations were made for two elected beams. The effective shapes of these beams are shown in the figures. Moreover, FEM numerical calculations of the deflections of these beams are performed.</p>
</abstract>

The aim of this work is to propose a sandwich beam with stepped layer thickness in three parts along its length. The total depth, width of the cross-section and its mass are constant. The beam is under a uniformly distributed load. The system of two equilibrium equations was formulated for each part based on the literature. This system was analytically solved for the successive parts of the beam and the functions of the shear effect and deflection were determined in them. The effective stepped layer thicknesses was determined on the basis of the adopted criterion for minimizing the maximum deflection of the beam. The example calculations were made for two elected beams. The effective shapes of these beams are shown in the figures. Moreover, FEM numerical calculations of the deflections of these beams are performed.

Effective Shaping of a Stepped Sandwich Beam with Clamped Ends

krzysztof.magnucki@pit.lukasiewicz.gov.pl

Acta Mechanica et Automatica

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"Effective Shaping of a Stepped Sandwich Beam with Clamped Ends"}

The aim of this work is to propose a sandwich beam with stepped layer thickness in three parts along its length. The total depth, width of the cross-section...

Effective Shaping of a Stepped Sandwich Beam with Clamped Ends

Published Online: Mar 19, 2023

Page range: 200 - 204

Received: Nov 25, 2022

Accepted: Jan 10, 2023

DOI: https://doi.org/10.2478/ama-2023-0023

Keywords
analytical modelling, bending, shaping criterion, FEM calculation

© 2023 Krzysztof Magnucki et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Effective Shaping of a Stepped Sandwich Beam with Clamped Ends

Published Online: Mar 19, 2023

Page range: 200 - 204

Received: Nov 25, 2022

Accepted: Jan 10, 2023

DOI: https://doi.org/10.2478/ama-2023-0023

Keywordsanalytical modelling, bending, shaping criterion, FEM calculation

© 2023 Krzysztof Magnucki et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
analytical modelling, bending, shaping criterion, FEM calculation