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The normalized inelastic displacement spectra for seismic response estimation of a SDOF system with a generalized flag-shaped hysteretic model
In order to develop the direct normalized inelastic displacement spectrum rather than the inelastic displacement ratio or reduction factor that is...
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Inelastic displacement ratio of low- to mid-rise BRBFs designed under variable levels of seismicity
Buckling-restrained braces (BRBs) have shown their capability to provide building structures with stiffness, strength, and ductility. Estimating the...
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Development of inelastic displacement ratio using constant energy-based damage index for performance-based design
In this study, the inelastic displacement ratio (IDR) for far-field earthquake ground motions is statistically evaluated by the modified energy...
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Effect of dam** model and inelastic deformation on the prediction of vertical seismic acceleration demand on steel frames
This study addresses the modeling of different energy dissipation mechanisms for numerical prediction of the vertical acceleration demand in regular...
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Estimation of the inelastic displacement ratio for structures considering nonlinear soil-structure interaction
This study considers the effect of soil-structure interaction (SSI) on the inelastic displacement ratio (IDR) of structures and presents predictive...
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Artificial neural networks prediction of inelastic displacement demands for structures built on soft soils
Displacement is a better indicator of building damage than force; therefore, performance-based seismic design methodologies aim at controlling damage...
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Selection and modification of ground motion records using Newmark-Hall spectrum as target spectrum for long-period structures
Input ground motions have significant impacts on the uncertainty of structural responses in time-history analysis. In this study, records were...
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Inelastic displacement demand of RC buildings subjected to earthquakes generated by intermediate-depth Vrancea seismic source
Evaluating inelastic displacement demand of structures exposed to seismic hazard is required for the design of new buildings as well as for seismic...
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Static and dynamic inelastic P-Δ effect for seismic design
Seismic influence of P -Δ effect is the subject of this study. First, it is pointed out that the elastic static amplification factor shall be isolated...
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Modified Modal Response Spectrum Analysis of Plan Irregular Highly Torsionally-Stiff Structures Under Seismic Demands
Modal response spectrum analysis is the common procedure used to estimate the maximum seismic response of structures for assessment and design....
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Extent and hierarchy of seismic induced inelastic demands in the substructure system of bridges on piled foundation crossing waterways
The effect of the exposed length of piles supporting bridges crossing waterways on the spread of inelasticity along the pile shaft compared with the...
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A modal conditional mean spectrum for nonlinear structural response time-history analysis of tall buildings to consider higher mode effects
In nonlinear structural response time history analysis, defining a target spectrum and selecting a suitable set of seismic ground motion records are...
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Evaluation of seismic response of inelastic structures considering soil-structure interaction
Structural deformations and soil displacements arising out of ground shaking are intertwined. This interplay is termed as seismic soil-structure...
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Extending the concepts of response spectrum analysis to nonlinear static analysis: Does it make sense?
The study presented in this paper aims to assess the recent novelties proposed by new generation building codes about the extension of some concepts...
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Inelastic displacement ratios for non-structural components in steel framed structures under forward-directivity near-fault strong-ground motion
This paper describes a detailed numerical investigation into the inelastic displacement ratios of non-structural components mounted within...
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Inelastic response of cable-stayed bridges subjected to non-uniform motions
This paper studies for the first time the effect of the spatial variability of ground motions (SVGM) with large intensities on the inelastic seismic...
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ESOPA: a GUI-based MATLAB platform for estimation of earthquake spectral source parameters, inelastic attenuation, high-frequency decay kappa, and fmax-model
ESOPA-GUI, a MATLAB-based graphical user interface software, is presented in this study. The ESOPA-GUI estimates the seismic spectrum source...
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Ductility demands for stiffness-degrading SDOF systems under pulse-like ground motions of the 2023 Pazarcık (Kahramanmaraş) earthquake
This paper investigates the inelastic displacement ratios (IDRs) and displacement ductility demands of a wide range of single-degree-of-freedom...
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Estimation of soil displacement profile for seismic design of underground structures in shallow soil
For the earthquake design of underground and basement structures, soil displacement needs to be predicted. In the present study, simplified methods...
