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The Influence of Soil Structure Interaction on the Placement of Active Control Systems in Structures

Reteri Khadidja

Reteri Khadidja

Faculty of technology, RISAM Laboratory, Department of Civil Engineering, University Abou Bekr Belkaid of TlemcenAlgeria
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Khadidja, Reteri
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Megnounif Abdellatif

Megnounif Abdellatif

Faculty of technology, RISAM Laboratory, Department of Civil Engineering, University Abou Bekr Belkaid of TlemcenAlgeria
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Abdellatif, Megnounif
  
Mar 31, 2025
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Published Online: Mar 31, 2025
Page range: 44 - 53
Received: Nov 10, 2023
Accepted: Jun 18, 2024
DOI: https://doi.org/10.2478/ama-2025-0006
Keywords
© 2025 Reteri Khadidja et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Fig. 1.

The two substructures : soil and rigid structure with soil-structure interface [38]
The two substructures : soil and rigid structure with soil-structure interface [38]

Fig. 2.

Substructures: unbounded soil
Substructures: unbounded soil

Fig. 3.

Model of a structure equipped with active tendons and with SSI
Model of a structure equipped with active tendons and with SSI

Fig. 4.

Flowchart of solving the state equation with active control [18]
Flowchart of solving the state equation with active control [18]

Fig. 5.

El-centro 1940 of the N-S Components
El-centro 1940 of the N-S Components

Fig. 6.

The data of the studied model
The data of the studied model

Fig. 7.

The displacement, b) the velocity, and c) the acceleration of the final floor of the studied model, considering the effect of SSI, compared with the fixed case without control
The displacement, b) the velocity, and c) the acceleration of the final floor of the studied model, considering the effect of SSI, compared with the fixed case without control

Fig. 8.

Variation of maximum displacement at the last floor and maximum control force as a function of S/R ratios
Variation of maximum displacement at the last floor and maximum control force as a function of S/R ratios

Fig. 9.

Maximum displacements, velocities, and accelerations a) without and b) with ISS for the three controller positions compared to the case without control
Maximum displacements, velocities, and accelerations a) without and b) with ISS for the three controller positions compared to the case without control

Fig. 10.

The control force-displacement relationship at the last floor of the studied model a) without SSI and b) with SSI for the three controller positions compared to the case without control
The control force-displacement relationship at the last floor of the studied model a) without SSI and b) with SSI for the three controller positions compared to the case without control

The natural frequencies of the studied model with and without SSI (rad/s)

Floor SSI Fixed
1 14,514 17,236
2 43,162 48,295
3 68,091 69,789
Language:
English
Publication timeframe:
4 times per year
Journal Subjects:
Engineering, Electrical Engineering, Electronics, Mechanical Engineering, Mechanics, Bioengineering and Biomedical Engineering, Biomechanics, Civil Engineering, Environmental Engineering
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