Computational Methods in Earthquake Engineering by Dimitrios G. Lignos, Helmut Krawinkler (auth.), Manolis

By Dimitrios G. Lignos, Helmut Krawinkler (auth.), Manolis Papadrakakis, Michalis Fragiadakis, Nikos D. Lagaros (eds.)

This publication presents an perception in complicated tools and ideas for structural research and layout opposed to seismic loading. The booklet involves 25 chapters facing quite a lot of well timed matters in modern Earthquake Engineering. briefly, the themes coated are: cave in overview, checklist choice, impression of soil stipulations, difficulties in seismic layout, safety of monuments, earth dam constructions and liquid bins, numerical tools, lifetime evaluation, post-earthquake measures.

A universal floor of knowing is supplied among the groups of Earth Sciences and Computational Mechanics in the direction of mitigating seismic danger. the subject is of significant social and clinical curiosity, as a result of the huge variety of scientists and practising engineers at the moment operating within the box and thanks to the good social and monetary outcomes of earthquakes.

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Extra info for Computational Methods in Earthquake Engineering

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E. the deformation increases in a single direction. Because the displacements grow to infinity, collapse occurs at a rapid rate. The largest interstory drift develops in the first story. With rising story number the relative story 30 C. Adam and C. 6 0 10 20 30 40 time t [s] Fig. 20 0 5 10 15 20 25 30 35 40 time t [s] Fig. 8 Global collapse of the 15-story frame structure induced by an individual ground motion record: time history of normalized story displacements displacements become smaller. In the upper stories a residual deformation remains in opposite direction.

J Struct Eng 129:1676–1685 12. Miranda E, Akkar SD (2003) Dynamic instability of simple structural systems. J Struct Eng 129:1722–1726 13. Adam C, Spiess J-P (2007) Simplified evaluation of the global capacity of stability sensitive frame structures subjected to earthquake excitation (in German). In: Proceedings of the D-A-CH meeting 2007 of the Austrian association of earthquake engineering and structural dynamics, September 27–28, 2007, Vienna, CD-ROM paper, paper no. 30, 10 pp 40 C. Adam and C.

Seismic Induced Global Collapse of Non-deteriorating Frame Structures 39 5 Conclusions The vulnerability of seismic excited flexible inelastic multi-story frame structures to dynamic instabilities has been evaluated. In particular a simplified methodology for assessment of the global collapse capacity has been proposed, which is based on equivalent single-degree-of-freedom systems and collapse capacity spectra. The result of an example problem presented in this study suggests that the application of equivalent single-degree-of-freedom systems and collapse capacity spectra is appropriate to estimate the seismic P-delta effect in highly inelastic regular multi-story frame structures provided that they exhibit non-deteriorating inelastic material behavior under severe seismic excitation.

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