Rapid seismic fragility curves assessment of eccentrically braced frames through an output-only nonmodel-based procedure and machine learning techniques

O Yazdanpanah, KM Dolatshahi, O Moammer - Engineering Structures, 2023 - Elsevier
A nonmodel and output-only-based framework incorporating an Auto-Regressive model and
roof absolute acceleration response are hired in this study to compute a robust wavelet …

Impact of structural pounding on structural behaviour of adjacent buildings considering dynamic soil-structure interaction

P Sobhi, H Far - Bulletin of Earthquake Engineering, 2022 - Springer
The structural behaviour of adjacent buildings during a structural pounding and the impact of
which has been a subject of discussion for many years and soil-structure interaction (SSI) …

Nonmodel rapid seismic assessment of eccentrically braced frames incorporating masonry infills using machine learning techniques

R Chalabi, O Yazdanpanah, KM Dolatshahi - Journal of Building …, 2023 - Elsevier
This study investigates the seismic behavior of eccentrically braced frames (EBFs) taking
into account the influence of masonry infill walls using a nonmodel scenario-based machine …

Earthquake-induced economic loss estimation of eccentrically braced frames through roof acceleration-based nonmodel approach

O Yazdanpanah, KM Dolatshahi… - Journal of Constructional …, 2021 - Elsevier
This paper develops a nonmodel-based approach for seismic loss assessment of buildings
with eccentrically braced frames (EBFs). An extensive database is utilized to predict …

Performance-based plastic design and seismic fragility assessment for chevron braced steel frames considering aftershock effects

A Mohammadgholipour, AHMM Billah - Soil Dynamics and Earthquake …, 2024 - Elsevier
Observations from past earthquakes demonstrated that buildings in high seismic regions
might be exposed to several aftershocks following the mainshock which can significantly …

A novel hybrid strong-back system to improve the seismic performance of steel braced frames

A Soleymani, H Saffari - Journal of Building Engineering, 2024 - Elsevier
Soft-storey behavior is prevalent in steel braced frames designed and built following either
current or pre-modern seismic standards. Based on past research, various rehabilitation or …

Innovative self-centering systems using shape memory alloy bolts and energy dissipating devices

SS Askariani, S Garivani, I Hajirasouliha… - … of Constructional Steel …, 2022 - Elsevier
In conventional eccentrically braced frames (EBFs), earthquake input energy is mainly
dissipated by plastic deformation of link beams. However, the plastic deformation of link …

Seismic performance of eccentrically braced precast reinforced concrete columns-steel beams frame with replaceable shear links based on plastic design

X Zhang, X Ma, S Zhang - Journal of Building Engineering, 2023 - Elsevier
To promote the seismic performance of reinforced concrete column-steel beam (RCS) frame,
eccentric braces were creatively introduced into it. An improved plastic design method …

Multiobjective design optimization of multi-outrigger tall-timber building: Using SMA-based damper and Lagrangian model

S Das, S Tesfamariam - Journal of Building Engineering, 2022 - Elsevier
This study proposes a shape memory alloy (SMA)-based damped outrigger system for
vibration control of tall timber buildings. In this study, the core of the structure is idealized as …

Numerical and analytical investigation of U-shape dampers and its effect on steel frames

K Cheraghi, M TahamouliRoudsari, S Kiasat - Structures, 2023 - Elsevier
Yielding dampers are one of the structural systems which dissipate a portion of the seismic
force via premature yielding. The numerical and analytical methods were used in this study …