Hybrid self-centering braces with NiTi-SMA U-shaped and frequency-dependent viscoelastic dampers for structural and nonstructural damage control

S Hu, Y Koetaka, ZP Chen, S Zhu, MS Alam - Engineering Structures, 2024 - Elsevier
This study proposes a novel hybrid self-centering brace (HSB) with structural and
nonstructural damage-control capabilities for the seismic resilience of building structures …

Optimal design of self-centering braced frames with limited self-centering braces

R Zhang, S Hu - Journal of Building Engineering, 2024 - Elsevier
The self-centering brace (SCB) has drawn the attention of many researchers for its good
seismic performance in reducing structural residual deformation due to earthquakes …

Probabilistic evaluation of spectral acceleration demands on light secondary systems supported by partially self-centering structures

S Hu, B Qu, C Qiu, R Zhang - Engineering Structures, 2024 - Elsevier
Partially self-centering structures are promising seismic resilient structural systems by
reducing residual inter-story drifts with low initial construction costs. Comprehensive studies …

Development of novel two-level SMA-based self-centring steel columns for seismic resilience

ZP Chen, S Hu, S Zhu, B Wang - Journal of Constructional Steel Research, 2024 - Elsevier
This paper presents an innovative two-level shape memory alloy (SMA)-based self-centring
(SC) steel column, referred to as TSSSC. The TSSSC is interconnected by two series of SMA …

Post-earthquake repairability enhancement of BRBFs considering isotropic hardening with self-centering braces

S Hu, R Zhang, MS Alam, Z Ding - Journal of Constructional Steel …, 2024 - Elsevier
This research's aim is to develop a novel peak and residual deformation-targeted design
(PRBD) procedure for enhancing BRBF's post-earthquake repairability with self-centering …

Strength reduction factor for inelastic-displacement estimation and design of self-centering viscous-hysteretic systems

R Zhu, T Guo, T Wang, Z Pan, G Xu… - Journal of Constructional …, 2024 - Elsevier
This study focuses on developing strength reduction factor R μ spectrum, a maximum
inelastic displacement (MID) estimation method and a displacement-based design method …

Self-centering dual rocking core system with viscous dampers in additional rocking sections

C Dai, S Hu, W Wang - Soil Dynamics and Earthquake Engineering, 2024 - Elsevier
A bstract To mitigate the high mode effects and reduce the force requirements of the
structural members in the multi-story self-centering dual rocking core (SDRC) system, this …

Comparative seismic performance evaluation of friction, self-centering and hybrid self-centering dampers

F Shi, W Yuan, S Cao, OE Ozbulut - Journal of Constructional Steel …, 2024 - Elsevier
This study explores comparative seismic performance of a shape memory alloy (SMA)-only
device, a friction damper, and a hybrid self-centering device. The self-centering device …

Seismic Response and Damage Analysis of Large Underground Frame Structures without Overburden

Q Ding, M Zhao, J Shen - Applied Sciences, 2024 - mdpi.com
With the development of the Chinese economy and society, the height and density of urban
buildings are increasing, and large underground transportation hubs have been constructed …