Probabilistic demand models and fragilities for reinforced concrete frame structures subject to mainshock-aftershock sequences

Z Zhou, H Xu, P Gardoni, D Lu, X Yu - Engineering Structures, 2021 - Elsevier
This paper presents a formulation for developing seismic demand models and estimating
fragilities for reinforced concrete (RC) structures under mainshocks (MSs) only and …

The damage investigation of inelastic SDOF structure under the mainshock–aftershock sequence-type ground motions

CH Zhai, WP Wen, S Li, ZQ Chen, Z Chang… - Soil Dynamics and …, 2014 - Elsevier
Structures located in seismically active regions may be subjected to mainshock–aftershock
sequence-type ground motions, which are characterized by the presence of strong …

The constant damage inelastic displacement ratio for performance design of self-centering systems under far-field earthquake ground motions

P Amirchoupani, RN Farahani, G Abdollahzadeh - Structures, 2023 - Elsevier
In this research paper, the inelastic displacement ratio known as maximum nonlinear
displacement to maximum elastic displacement is determined at different periods of vibration …

Numerical and experimental investigations on the Park-Ang damage index for high-speed railway bridge piers with flexure failures

S Cao, L Jiang, B Wei - Engineering Structures, 2019 - Elsevier
Abstract The traditional Park–Ang damage index (DI) has been devised for damage
assessment of highway bridge piers and building columns, but is inappropriate for high …

Development of inelastic displacement ratio using constant energy-based damage index for performance-based design

P Amirchoupani, G Abdollahzadeh… - Bulletin of Earthquake …, 2023 - Springer
In this study, the inelastic displacement ratio (IDR) for far-field earthquake ground motions is
statistically evaluated by the modified energy damage indices, known as hysteresis energy …

Constant damage inelastic displacement ratios for the near-fault pulse-like ground motions

WP Wen, CH Zhai, S Li, Z Chang, LL Xie - Engineering structures, 2014 - Elsevier
This manuscript investigates the constant damage inelastic displacement ratios for the near-
fault pulse-like ground motions. The inelastic displacement ratios are computed for three …

The ductility-based strength reduction factor for the mainshock–aftershock sequence-type ground motions

CH Zhai, WP Wen, S Li, LL Xie - Bulletin of Earthquake Engineering, 2015 - Springer
This manuscript investigates the strength reduction factor of single degree of freedom
system with constant ductility performance subjected to the mainshock–aftershock sequence …

Experimental study on consistency of the impact performance between composite beams and reinforced concrete beams

W Liao, K Liu, C Ma, J Liang - Composite Structures, 2023 - Elsevier
Composite (CC) beams are employed more and more extensively because of their
advantages in environmentally-friendly and rapid construction. These beams are possibly …

Near-field velocity pulse-like ground motions on February 6, 2018 MW6. 4 Hualien, Taiwan earthquake and structural damage implications

K Ji, Y Ren, R Wen, CH Kuo - Soil Dynamics and Earthquake Engineering, 2019 - Elsevier
Abstract The February 6, 2018 Hualien Taiwan Earthquake (M w 6.4) had caused serious
fatalities and severe building damages in Hualien city. Substantial near-field velocity pulse …

Inelastic displacement demand for non‐degrading bilinear SDOF oscillators with self-centering viscous-hysteretic devices

R Zhu, T Guo, S Tesfamariam - Journal of Building Engineering, 2022 - Elsevier
The self-centering viscous-hysteretic device (SC-VHD) is an innovative self-centering
system developed recently by the authors to improve structural seismic resilience. The goal …