8/9/2019 Seismic Response and Analysis of Structures - ROSE School

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Mirko Morosi

Institution:Specialization:Term:Teacher(s):Credits:Date (from - to):

Seismic Response and Analysis of Structures

UME School (IUSS Pavia)EE - Earthquake Engineering

Fall 2011ENRICO SPACONE

621/11/2011 16/12/2011

Structures respond elastically for minor earthquakes and start experiencing damag

behave nonlinearly, for earthquakes of increasing intensity. Structural design of new

currently based on linear elastic analysis. Nonlinear analyses are becoming increasi

seismic assessment of existing structures, as modern building codes encourage de

more advanced tools. The course will consider different modeling assumptions (mo

continuum modeling) for structures, and will discuss pros and cons of different appr

different models describe the actual behavior of structures. The main goal of the co

provide students with skills that can be applied to both research and practice for an

structures. The class will focus on the theory of linear nonlinear structural analysis,

emphasis on available computational models, their characteristics and limitations.

alternatives and their effect on the model output will be discussed. The course will a

nonlinear methods of analysis prescribed by the seismic design codes and availabl

published literature. The final goal is to leave attendees with a firm idea of the impo

modeling assumptions and the methods of analyses that are used to analyze a stru

respect to the actual behaviors of structures under seismic loads.

Suggested readings:

No textbook is required for the class. Handouts and selected papers will be distribut

class.

Suggested readings:

Bathe, K.-J. (1996). Finite Element Procedures. Prentice-Hall, Englewood Cliffs,

Crisfield, M.A. (1991). Non-linear Finite Element Analysis of Solids and StructureSons, Chichester, England.

Yang, Y.-B., and Kuo, S.-R. (1994). Theory and Analysis of Nonlinear Framed StPrentice Hall, Englewood Cliffs, New Jersey.

Zienkiewicz, O.C. and Taylor, R.L (1989). The Finite Element Method. Volume 1.Formulation and Linear Problems. Fourth Edition. McGraw Hill, London.

Zienkiewicz, O. C., and Taylor, R. L. (1991). The Finite Element Method. VolumeFluid Mechanics, Dynamics and Non-Linearity. Fourth Edition. McGraw Hill, Lond

Notes:

Course topics:

Review of basic structural analysis formulations (Beam Theory Strong Form).

Formulation of linear elementsReview of basic Energy theorems

Seismic response of structures: linear vs. nonlinear behavior. Sources and types

Material Nonlinearities: Lumped vs. Distributed inelasticity a) Section models and

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formulations b) Frame element formulations (Weak form) c) Section models d) Material modeling

Structure solution strategies: event-to-event, Newton type solution strategies. Advancedprocedures

Modeling for computer analysis: use of computer programs.

Nonlinear methods of analysis: static vs dynamic

Geometric nonlinearities: P-D theory and applications. Structural stability. Large displacementtheory.

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mic Response and Analysis of Structures - ROSE School http://www.roseschool.it/default/modules/show/id/209

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