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

<p>This paper presents the process of modeling a structure using the finite element method. There are two approaches through which the seismic behavior of structures can be modeled. Generally, the analysis of seismic behavior assumes the structures have a fixed base. The second method to model and analyze the seismic behavior of structures involves considering the soil-structure interaction by modeling the soil underneath the building. This paper also presents a comparison of the results of two finite element simulations, one of them considering the structure has a fixed base and the other having a flexible base. The results have shown that the fixed base model leads to higher frequencies and uneven distribution of stresses compared with the results of the flexible base model.</p>
</abstract>

This paper presents the process of modeling a structure using the finite element method. There are two approaches through which the seismic behavior of structures can be modeled. Generally, the analysis of seismic behavior assumes the structures have a fixed base. The second method to model and analyze the seismic behavior of structures involves considering the soil-structure interaction by modeling the soil underneath the building. This paper also presents a comparison of the results of two finite element simulations, one of them considering the structure has a fixed base and the other having a flexible base. The results have shown that the fixed base model leads to higher frequencies and uneven distribution of stresses compared with the results of the flexible base model.

Numerical Study of the Soil-Structure Interaction Considering the Dynamic Response of the Soil

Eng., Technical University of Civil Engineering Bucharest

Modelling in Civil Environmental Engineering

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

This paper presents the process of modeling a structure using the finite element method. There are two approaches through which the seismic behavior of...

Numerical Study of the Soil-Structure Interaction Considering the Dynamic Response of the Soil

Published Online: Feb 10, 2023

Page range: 7 - 19

DOI: https://doi.org/10.2478/mcee-2022-0002

Keywords
finite element method, fixed base model, flexible base model, modal analysis, seismic ground motion

© 2022 Alexandra-Claudia Gheorghe, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Numerical Study of the Soil-Structure Interaction Considering the Dynamic Response of the Soil

Published Online: Feb 10, 2023

Page range: 7 - 19

DOI: https://doi.org/10.2478/mcee-2022-0002

Keywordsfinite element method, fixed base model, flexible base model, modal analysis, seismic ground motion

© 2022 Alexandra-Claudia Gheorghe, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Keywords
finite element method, fixed base model, flexible base model, modal analysis, seismic ground motion