Title slide of dynamic soil structure interaction,by wolf. Flush a computer program for approximate 3d analysis of. It provides a synthesis of the body of ssi literature, distilled into a concise narrative, and harmonized under a consistent. 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. Soilstructure interaction livermore software technology corp. This interaction between the structure and the soil is named soilstructure interaction ssi. Technical paper soilstructure institution of civil. The starting point for this work was decades of available soilstructure interaction research, and recently published engineering guidance for static analysis procedures. Soil structure damage soil structure can be destroyed. The time histories were developed so that they provided. Inertial soil structure interaction inertia from vibration of structure and foundation causes foundation translation and rotation u f and. The terms soilstructure interaction ssi and soilfoundationstructure interaction sfsi are both used to describe this effect 6. Modeling the threecomponent wave propagation enables the effects of a soil multiaxial stress state.
Seismic soilstructure interaction in the time domain core. 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 john. Dynamic soilstructure interaction, volume 83 1st edition elsevier. The terms soil structure interaction ssi and soil foundation structure interaction sfsi are both used to describe this effect 6. Soilstructure interaction livermore software technology.
Inertial interaction springs used to represent soil foundation interaction complexvalued if rigid foundation, simplifies to. Soilstructureinteraction analysis in time domain author links open overlay paneljohn p. 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 nonlinearity is restricted to the structure and possibly an adjacent irregular soil region. Silo building zurich 118 meter azadi hotel tehran 86 meter mit green building 83 meter prof. Soil structure interaction analysis of a composite structure on a backfill hilltop wsrcsti200800269 rev 0 lisa anderson, bechtel national, inc. Sassi system for analysis of soil structure interaction. Soilstructure interaction analysis of a composite structure on a backfill hilltop wsrcsti200800269 rev 0 lisa anderson, bechtel national, inc.
At present, two methods widely used in soilstructure interaction analysis are the discrete element method and the finite element method wolf. 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. The concept of soil structure interaction was introduced, and the research methods were discussed. 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. Boundary element methods for soilstructure interaction.
Soilstructureinteraction analysis in time domain sciencedirect. 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. Nanjing institute of architectural engineering, 1984 m. Dynamic soilstructure interaction prenticehall international series in civil engineering and engineering mechanics john p.
Dynamic soil structure interaction is prominent in earthquake engineering problems. 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. 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. 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. Purchase dynamic soilstructure interaction, volume 83 1st edition. Page 1 nptel geotechnical earthquake engineering dept. Soilstructure interaction analysis of rc frame shear wall. May 04, 2020 dynamic soil structure interaction ppt, engineering, semester civil engineering ce notes edurev is made by best teachers of civil engineering ce. Stated conversely, the presence of a stiff structure could possibly affect the response of the ground to earthquake shaking. Boundary element methods for soilstructure interaction w. Dynamic soilstructure interaction is prominent in earthquake engineering problems. Task order 10 this report represents an advancement in the state of soil structure interaction ssi knowledge for practicing engineers. Recursive evaluation of interaction forces of unbounded soil in frequency domain s. Title slide of dynamic soil structure interaction,by wolf slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising.
Various combinations of soil and structure can either. The dynamic effect of the soil structure interaction is clear. Groundstructure interaction ssi consists of the interaction between soil ground and a structure built upon it. The term freefield refers to motions that are not affected. Problems associated with practical application of ssi for building structures are rooted in a poor understanding of fundamental ssi principles. Soil structure interaction for building structure see also. Soil structure interaction ssi response analysis for a traditional spra uses linear geometric properties soil and structure are glued together i. Ppt soilstructure interaction powerpoint presentation.
Soilstructure interaction civil engineering ce notes. 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. This document is highly rated by civil engineering ce students and has been viewed 889 times. Damage is also caused by working soil when it is either too that the structure has been eunit. The scale effect resulting from the small scale model is always coupled with. Soilstructureinteraction analysis in time domain prentice hall international series in civil engineering and engineering mechanics.
Soilstructure interaction civil engineering ce notes edurev. Soil structure interaction broadly can be divided into two phenomena. Missouri university of science and technology scholars mine. The procedures to perform nonlinear soilstructureinteraction analysis in the time domain are summarized. Pdf dynamic soilstructure interaction analysis for complex soil. Indian institute of technology, kanpur 1 module 4 ground response analysis lectures 17 to 22 lecture 22 topics 4. Soil structure interaction analysis in time domain prentice hall international series in civil engineering and engineering mechanics wolf, john p. 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. Task order 10 this report represents an advancement in the state of soilstructure interaction ssi knowledge for practicing engineers. 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. Dynamic soil structure interaction geoslope international. 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. Seismic response analysis of wind turbine towers including.
Dynamic soil structure interaction,by wolf slideshare. The kern county earthquake is used because of its long duration and response over a wide period range. 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. Through a numerical stochastic study in the frequency domain, the various aspects of ssi on the functioning of the lcd have been illustrated. Soilstructure interaction for building structures nist. Soilstructureinteraction analysis in time domain prentice hall international series in civil engineering and engineering mechanics wolf, john p. Structuresoilstructure interaction sssi, put forward in recent decades, means the dynamic interaction problem among the multistructure system through soilground. Scribd is the worlds largest social reading and publishing site. This interaction between the structure and the soil is named soil structure interaction ssi. Dynamic soilstructure interaction with three case studies. 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.
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. The unbounded soil far field must remain linear in this formulation. Based on several documents, a systematic summary of the history and status of the soil. Pile foundations and retaining structures by guoxi wu b.
To the writers knowledge, it is luco and contesse 6 in 1973 to come up first with the structuresoilstructure. Soilstructureinteraction analysis in time domain john p. Soilstructure interaction for building structure see also. The purpose of this paper is to present the soiltunnelstructure interaction analysis performed for the. Dynamic soilstructure interaction, volume 83 1st edition. The complexity of the problem, due also to its multidisciplinary nature and to the fact of having to consider bounded and unbounded media of different mechanical characteristics, requires a numerical treatment for any application of engineering significance. Dynamic soil structure interaction ppt, engineering. Current research in china and switzerland sciencedirect. The program has been developed specifically for practical applications and has the following characteristics. Comsol multiphysics has proven to be a valuable toolfor investigating non standard structural mechanics and interaction problems, in. The change in understanding of the sitespecific seismic.
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 investigation has been focused on the numerical application for the four soilstructure models particularly adjusted to be in resonance. A major cause of damage is driving heavy equipment over wet soil. Soilstructureinteraction analysis in time domain prenticehall international series in civil engineering and engineering mechanics prentice hall series in solid state physical electronics. A system for analysis of soilstructure interaction university of california, berkeley. Parametric variation of system response with density and stiffness of soil and concrete. Feb 29, 2012 the natural eigen frequency of the soil layer without footing which is 18. On the resonance effect by dynamic soilstructure interaction.
Soilstructureinteraction analysis in time domain prentice. View soil structure interaction research papers on academia. Soilstructure interaction ssi analysis evaluates the collective response of three linked systems. P soil structure interaction analysis in time domain. Earthquake ground motion causes soil displacement known as freefield. Especially for longspan bridge, a smaller tested model is required when ssi phenomenon is considered in the physical test. Estimation of natural frequency and damping factor for dynamic soil structure interaction systems f. 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. Dynamic soilstructure interaction, wolf free ebook download as pdf file. This is especially applicable to areas of seismic activity. Spra that utilizes nonlinear soilstructure interaction nlssi analysis. A system for analysis of soilstructure interaction. 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 dynamic interaction by means of fem bowles, 1996 allows for a complete model of both the superstructure, the foundation system and the sur.
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