Soil structure interaction ssi response analysis for a traditional spra uses linear geometric properties soil and structure are glued together i. Stated conversely, the presence of a stiff structure could possibly affect the response of the ground to earthquake shaking. The nonlinearity is restricted to the structure and possibly an adjacent irregular soil region. Wolf dynamic soilstructure interaction is one of the major topics in earthquake engineering and soil dynamics since it is closely related to the safety evaluation of many important engineering projects, such as nuclear. The present study makes an attempt to investigate the soilstructure resonance effects on a structure based on dynamic soilstructure interaction ssi methodology by direct method configuration using 2d finite element method fem. Soilstructure interaction analysis of a composite structure on a backfill hilltop wsrcsti200800269 rev 0 lisa anderson, bechtel national, inc. May 04, 2020 dynamic soil structure interaction ppt, engineering, semester civil engineering ce notes edurev is made by best teachers of civil engineering ce. To the writers knowledge, it is luco and contesse 6 in 1973 to come up first with the structuresoilstructure. When a structure is subjected to an earthquake excitation, it interacts with the foundation and the soil, and thus changes the motion of the ground. Scribd is the worlds largest social reading and publishing site. Soil structure interaction broadly can be divided into two phenomena. The change in understanding of the sitespecific seismic. Missouri university of science and technology scholars mine. The purpose of this paper is to present the soiltunnelstructure interaction analysis performed for the.
In this paper, a multibody model of wind turbine towers with the consideration of soilstructure interaction ssi is proposed to investigate their dynamic responses to seismic excitations in time domain. Task order 10 this report represents an advancement in the state of soilstructure interaction ssi knowledge for practicing engineers. Dynamic soil structure interaction,by wolf slideshare. Soil structure interaction analysis in time domain prenticehall international series in civil engineering and engineering mechanics prentice hall series in solid state physical electronics. Soilstructureinteraction analysis in time domain author links open overlay paneljohn p. Ppt soilstructure interaction powerpoint presentation. Modeling the threecomponent wave propagation enables the effects of a soil multiaxial stress state. At present, two methods widely used in soilstructure interaction analysis are the discrete element method and the finite element method wolf. Dynamic soil structure interaction is prominent in earthquake engineering problems. Dynamic soilstructure interaction is one of the major topics in earthquake engineering and soil dynamics since it is closely related to the safety evaluation of many important engineering projects, such as nuclear power plants, to resist earthquakes. Flush a computer program for approximate 3d analysis of. Dynamic soil structure interaction ppt, engineering. The scale effect resulting from the small scale model is always coupled with. Soilstructure interaction livermore software technology corp.
Soilstructureinteraction analysis in time domain sciencedirect. Dynamic soilstructure interaction, wolf free ebook download as pdf file. It is primarily an exchange of mutual stress, whereby the movement of the groundstructure system is influenced by both the type of ground and the type of structure. The kern county earthquake is used because of its long duration and response over a wide period range. The unbounded soil far field must remain linear in this formulation. Seismic response analysis of wind turbine towers including. Recursive evaluation of interaction forces of unbounded soil in frequency domain s. The time histories were developed so that they provided.
Various combinations of soil and structure can either. Dynamic soilstructure interaction 1st edition isbn. This is especially applicable to areas of seismic activity. Estimation of natural frequency and damping factor for dynamic soil structure interaction systems f. The university of british columbia, canada, 1992 a thesis submitted in partial fulfillment of therequirements for degree of doctor of. The program has been developed specifically for practical applications and has the following characteristics.
Soilstructure interaction civil engineering ce notes. View soil structure interaction research papers on academia. Soilstructureinteraction analysis in time domain john. Dynamic soil structure interaction geoslope international. Inertial soil structure interaction inertia from vibration of structure and foundation causes foundation translation and rotation u f and.
Mtrsassi software is a substructuring program that uses the complex frequency response method and finite element technique to solve a wide range of dynamic soilstructure interaction problems. To establish a firm base for the classification of the methods, the objective and the significant features of soilstructureinteraction analysis described in the two text books 33, 38 are summarized in the following. Nanjing institute of architectural engineering, 1984 m. Jan 12, 2014 the present study makes an attempt to investigate the soilstructure resonance effects on a structure based on dynamic soilstructure interaction ssi methodology by direct method configuration using 2d finite element method fem. Soil structure interaction analysis in time domain prentice hall international series in civil engineering and engineering mechanics wolf, john p. Soil structure damage soil structure can be destroyed. Jan 22, 2014 title slide of dynamic soil structure interaction,by wolf slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. The procedures to perform nonlinear soilstructureinteraction analysis in the time domain are summarized. Soilstructure interaction large civil structures such as concrete dams, nuclear power plants, highrise buildings and bridges are massive enough that their vibration due to earthquake excitation affects the motion of the soil or rock supporting them,which in turn further affects the motion of the struc. Task order 10 this report represents an advancement in the state of soil structure interaction ssi knowledge for practicing engineers. Dynamic soilstructure interaction is prominent in earthquake engineering problems. Title slide of dynamic soil structure interaction,by wolf. Title slide of dynamic soil structure interaction,by wolf slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. P soil structure interaction analysis in time domain.
Mtrsassi software is a substructuring program that uses the complex frequency response method and finite element technique to solve a wide range of dynamic soil structure interaction problems. The terms soilstructure interaction ssi and soilfoundationstructure interaction sfsi are both used to describe this effect 6. A simpler approach for studying the lcd performance considering ssi, using an equivalent sdof model for the soilstructure system available in literature by wolf dynamic soilstructure interaction. Sassi system for analysis of soil structure interaction.
Damage is also caused by working soil when it is either too that the structure has been eunit. The investigation has been focused on the numerical application for the four soilstructure models particularly adjusted to be in resonance. Purchase dynamic soilstructure interaction, volume 83 1st edition. Feb 29, 2012 the natural eigen frequency of the soil layer without footing which is 18. Structuresoilstructure interaction sssi, put forward in recent decades, means the dynamic interaction problem among the multistructure system through soilground. This interaction between the structure and the soil is named soil structure interaction ssi.
Through a numerical stochastic study in the frequency domain, the various aspects of ssi on the functioning of the lcd have been illustrated. Dynamic soil structure interaction is one of the major topics in earthquake engineering and soil dynamics since it is closely related to the safety evaluation of many important engineering projects, such as nuclear power plants, to resist earthquakes. Problems associated with practical application of ssi for building structures are rooted in a poor understanding of fundamental ssi principles. Soilstructureinteraction analysis in time domain prentice. Soilstructure interaction civil engineering ce notes edurev. The starting point for this work was decades of available soilstructure interaction research, and recently published engineering guidance for static analysis procedures. Current research in china and switzerland sciencedirect. Soilstructureinteraction analysis in time domain prenticehall international series in civil engineering and engineering mechanics prentice hall series in solid state physical electronics. Usually in the seismic design of ordinary building, soil structure interaction is neglected and the dynamic response of the structure is evaluated under the. The dynamic effect of the soil structure interaction is clear.
The concept of soil structure interaction was introduced, and the research methods were discussed. A system for analysis of soilstructure interaction. Based on several documents, a systematic summary of the history and status of the soil. Seismic soilstructure interaction in the time domain core. Boundary element methods for soilstructure interaction w. To the writers knowledge, it is luco and contesse 6 in 1973 to come up first with the structuresoilstructure interaction designation for this area of study. Taft records of the 1952 kern county earthquake were selected as the initial seed time histories figure 3. Groundstructure interaction ssi consists of the interaction between soil ground and a structure built upon it. Boundary element methods for soilstructure interaction. Soilstructure interaction analysis of rc frame shear wall.
This document is highly rated by civil engineering ce students and has been viewed 889 times. Spra that utilizes nonlinear soilstructure interaction nlssi analysis. A major cause of damage is driving heavy equipment over wet soil. Dynamic soilstructure interaction, volume 83 1st edition elsevier.
Soil structure dynamic interaction by means of fem bowles, 1996 allows for a complete model of both the superstructure, the foundation system and the sur. Technical paper soilstructure institution of civil. A system for analysis of soilstructure interaction university of california, berkeley. Dynamic soilstructure interaction with three case studies. The term freefield refers to motions that are not affected. Soilstructureinteraction analysis in time domain john p. On the resonance effect by dynamic soilstructure interaction.
Dynamic soil structure interaction prenticehall international series in civil engineering and engineering mechanics john p. The purpose of this chapter is to illustrate whether and under which conditions ssi is important and what are its consequences on the dynamic response of the structure. In this paper, the widely adopted direct method is used to. It provides a synthesis of the body of ssi literature, distilled into a concise narrative, and harmonized under a consistent. The terms soil structure interaction ssi and soil foundation structure interaction sfsi are both used to describe this effect 6.
Dynamic soilstructure interaction, volume 83 1st edition. Inertial interaction springs used to represent soil foundation interaction complexvalued if rigid foundation, simplifies to. Soilstructure dynamic interaction by means of fem bowles, 1996 allows for a complete model of both the superstructure, the foundation system and the sur. Silo building zurich 118 meter azadi hotel tehran 86 meter mit green building 83 meter prof. Pdf dynamic soilstructure interaction analysis for complex soil. In this paper, a model of onedirectional propagation of threecomponent seismic waves in a nonlinear multilayered soil profile is coupled with a multistory multispan frame model to consider, in a simple way, the soilstructure interaction modelled in a finite element scheme. Dynamic soilstructure interaction prenticehall international series in civil engineering and engineering mechanics john p.
Soil structure interaction for building structure see also. Soilstructureinteraction analysis in time domain prentice hall international series in civil engineering and engineering mechanics wolf, john p. Soil structure interaction analysis of a composite structure on a backfill hilltop wsrcsti200800269 rev 0 lisa anderson, bechtel national, inc. Indian institute of technology, kanpur 1 module 4 ground response analysis lectures 17 to 22 lecture 22 topics 4. Earthquake ground motion causes soil displacement known as freefield. Apr 20, 2016 dynamic soil structure interaction ppt, engineering, semester civil engineering ce notes edurev notes for civil engineering ce is made by best teachers who have written some of the best books of civil engineering ce. Soilstructure interaction for building structures nist. If you continue browsing the site, you agree to the use of cookies on this website. Soilstructure interaction ssi analysis evaluates the collective response of three linked systems. Besides the direct method where local frequencyindependent boundary conditions are enforced on the artificial boundary. Especially for longspan bridge, a smaller tested model is required when ssi phenomenon is considered in the physical test. Soilstructureinteraction analysis in time domain prentice hall international series in civil engineering and engineering mechanics.
Soilstructure interaction livermore software technology. Page 1 nptel geotechnical earthquake engineering dept. This interaction between the structure and the soil is named soilstructure interaction ssi. Soilstructure interaction research papers academia. Soilstructure interaction for building structure see also. Comsol multiphysics has proven to be a valuable toolfor investigating non standard structural mechanics and interaction problems, in. Sep, 2012 soil structure interaction ssi analysis evaluates the collective response of three linked systems. Wolf dynamic soil structure interaction is one of the major topics in earthquake engineering and soil dynamics since it is closely related to the safety evaluation of many important engineering projects, such as nuclear. Because of the limitations of testing facilities and techniques, the seismic performance of soilstructure interaction ssi system can only be tested in a quite small scale model in laboratory. Parametric variation of system response with density and stiffness of soil and concrete.