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 …

The evaluation of target displacement in structural systems using damage-based N2 (DN2) method under far-field ground motions for performance-based design …

R Nodeh Farahani, G Abdollahzadeh… - Bulletin of Earthquake …, 2024 - Springer
The aim of this paper is based on the simple nonlinear procedure founded on the Park-Ang
damage index model at different constant damage levels to evaluate the target displacement …

The modified energy-based method for seismic evaluation of structural systems with different hardening ratios and deterioration hysteresis models

RN Farahani, G Abdollahzadeh… - Periodica Polytechnica …, 2024 - pp.bme.hu
Prediction of target displacement in structural systems plays a significant role in performance-
based design and rehabilitation of structures. In this study, the γ factor for different hardening …

The development of damage-based energy factor under far-fault ground motions for the seismic demand evaluation of structural systems in energy-balance theorem

P Amirchoupani, RN Farahani… - Soil Dynamics and …, 2025 - Elsevier
The objective of this investigation is to develop the damage-based energy factor (γ) for
seismic demand evaluation of Reinforced Concrete (RC) and steel structures under …

[HTML][HTML] A conceptual design and structural analysis of thick panel kirigami for deployable volumetric modular structure

AS Rahardjo, S Navaratnam, G Zhang, K Nguyen - Structures, 2024 - Elsevier
This study addresses key challenges in modular construction, such as transportation and
lifting limitations, by introducing a kirigami-inspired modular structure that folds into a …

The damage-based inelastic displacement ratio for performance-based design of fully self-centering systems under pulse-like near-fault earthquake ground motions

P Amirchoupani, RN Farahani, G Abdollahzadeh - Structures, 2024 - Elsevier
In this investigation, the damage-based inelastic displacement ratio (IDR) for fully self-
centering (SC) systems with flag-shaped hysteresis behavior is determined under pulse-like …

A new global damage index for steel moment resisting frames based on two steps pushover analyses

K Jafari, H Hamidi, R Soleimani - Structures, 2024 - Elsevier
This paper proposes a new global damage index (DI) to evaluate and quantify the overall
damage state induced by near-fault ground motions to the steel structures. DIs are …

Dynamic response and optimal design of aluminum foam sandwich circular tubes with V-shaped constraint under lateral blast loading

T Zhang, Z Liu, S Li, J Lei - Structures, 2025 - Elsevier
Numerous studies have explored the blast response of aluminum foam sandwich structures
under various loading conditions. However, most prior research has neglected the effect of V …

The estimation of incremental dynamic analysis diagram based on the N2 method according to the Park-Ang damage model

RN Farahani, G Abdollahzadeh… - Journal of Structural and …, 2024 - jsce.ir
This paper aims to estimate the maximum target displacement and structural performance at
different damage levels under Incremental Dynamic Analysis (IDA) based on the Park-Ang …

[引用][C] Design of an Overhead Water Tank as a Passive Tuned Damper Using an Innovative Support System Adaptive to Liquid Depth Fluctuation in the Tank

T Konar - Journal of Earthquake and Tsunami, 2024 - World Scientific
Difficulty in maintaining tuning due to water depth fluctuation makes overhead water tanks
(OWTs) ineffective as tuned liquid or mass dampers. Recently, a semi-active damper …