Vibrations of rectangular flexible foundation on halfspace

Marko Radisic, Mira Petronijevic, Gerhard Muller

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

A semi-analytical method deals with vertical vibrations of a massive, flexible rectangular foundation smoothly jointed to an elastic, homogeneous halfspace is presented. The method is based on the solution in frequency domain that represents a combination of the Integral Transform Method (ITM) used for the soil and the Dynamic Stiffness Method (DSM) used for the foundation. The coupling of the foundation and the soil is established using the modal superposition technique. The influence of the foundation mass and the foundation stiffness on the response of the system is analyzed. The accuracy of the results obtained by using the proposed technique is also discussed.

Original languageEnglish
Title of host publicationEURODYN 2020 - 11th International Conference on Structural Dynamics, Proceedings
EditorsManolis Papadrakakis, Michalis Fragiadakis, Costas Papadimitriou
PublisherEuropean Association for Structural Dynamics
Pages2857-2867
Number of pages11
ISBN (Electronic)9786188507210
StatePublished - 2020
Event11th International Conference on Structural Dynamics, EURODYN 2020 - Virtual, Athens, Greece
Duration: 23 Nov 202026 Nov 2020

Publication series

NameProceedings of the International Conference on Structural Dynamic , EURODYN
Volume2
ISSN (Print)2311-9020

Conference

Conference11th International Conference on Structural Dynamics, EURODYN 2020
Country/TerritoryGreece
CityVirtual, Athens
Period23/11/2026/11/20

Keywords

  • Dynamic Stiffness Method
  • Fourier Transforms
  • Integral Transform Method
  • Modal Superposition Method
  • Substructure Method

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