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Simple push-over analysis of asymmetric buildingsKilar, Vojko ; Fajfar, Peter, 1943-A simple method for the non-linear static analysis of complex building structures subjected to monotonically increasing horizontal loading (push-over analysis) is presented. The method is designed to ... be a part of new methodologies for the seismic design and evaluation of structures. It is based on the extension of a pseudo-three-dimensional mathematical model of a building structure into the non-linear range. The structure consists of planar macroelements. For each planar macroelement, a simple bilinear or multilinear base shear%top displacement relationship is assumed. By a step-by-step analysis an approximate relationship between the global base shear and top displacement is computed. During the analysis the development of plastic hinges throughout the building can be monitored. The method has been implemented into a prototype computer program. In the paper the mathematical model, the base shear%top displacement relationships for different types of macroelements, and the step-by-step computational procedure are described. The method has been applied for the analysis of a symmetric and an asymmetric variant of a seven-storey reinforced concrete frame-wall building, as well as for the analysis of a complex asymmetric 21-storey reinforced concrete wall building. The influence of torsion on structural behaviour is discussed.Source: Earthquake engineering & structural dynamics. - ISSN 0098-8847 (Vol. 26, No. 2, 1997, str. 233-249)Type of material - article, component partPublish date - 1997Language - englishCOBISS.SI-ID - 85857
Author
Kilar, Vojko |
Fajfar, Peter, 1943-
Topics
IKPIR 50let |
potresna analiza |
nelinearna analiza |
analiza potiska |
gradbene konstrukcije |
asimetrične strukture |
računalniški program |
eismic analysis |
non-linear analysis |
push-over analysis |
building structures |
asymmetric structures |
computer program |
earthquake engineering |
seismic design |
structural engineering
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Database name | Field | Year |
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Kilar, Vojko | 10121 |
Fajfar, Peter, 1943- | 00025 |
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