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 …

Seismic responses of multistory buildings with self-centering buckling-restrained braces: Influence of the pretension force

Y Qing, CL Wang, Z Zhou, B Zeng - Engineering Structures, 2021 - Elsevier
The post-earthquake repairability of self-centering buckling restrained braced frames
(SCBFs) is usually evaluated based on structural performance indexes. From the view of the …

Performance-based plastic design approach for multi-story self-centering concentrically braced frames using SMA braces

C Qiu, H Li, K Ji, H Hou, L Tian - Engineering Structures, 2017 - Elsevier
Self-centering concentrically braced frames (SCCBFs) are emerging as one of the high
performance seismically resistant framing systems, known for the capability of controlling …

Self-centering hybrid moment braced frame: Stiffness control and the self-centering acceleration adverse effect

Z Lin, L Xu, X Xie - Engineering Structures, 2022 - Elsevier
The self-centering brace (SCB) generally exhibits higher initial stiffness than the buckling-
restrained brace (BRB), which has great effects on structural performance. In this work, a …

Seismic evaluation of friction spring‐based self‐centering braced frames based on life‐cycle cost

R Zhang, W Wang, MS Alam - Earthquake Engineering & …, 2022 - Wiley Online Library
In recent decades, a variety of self‐centering braces (SCBs) have been developed to
address the limitations of conventional frames by decreasing residual drift due to …

Seismic behavior of double activation self-centering brace and braced structures

H Jiang, L Xu, X Xie, P Chen - Journal of Structural Engineering, 2023 - ascelibrary.org
The self-centering technical approach is used widely to improve building resiliency. This
paper presents a double activation self-centering brace (DA-SCB) with two groups of disc …

Machine learning-aided peak displacement and floor acceleration-based design of hybrid self-centering braced frames

S Hu, W Wang, MS Alam, S Zhu, K Ke - Journal of Building Engineering, 2023 - Elsevier
The hybrid self-centering braced frame (HSBF) is an emerging seismic resilient structural
system with the capacity of controlling peak inter-story drifts and floor accelerations and …

Development and validation tests of a dual-core self-centering sandwiched buckling-restrained brace (SC-SBRB) for seismic resistance

CC Chou, WJ Tsai, PT Chung - Engineering Structures, 2016 - Elsevier
Earthquake-resisting frame systems that are designed based on current seismic provisions
provide life safety performance in a large earthquake, but may have significant structural …

Floor acceleration control of self-centering braced frames using viscous dampers

S Hu, C Qiu, S Zhu - Journal of Building Engineering, 2023 - Elsevier
The self-centering braced frames (SCBFs) have been widely investigated for enhancing the
building structures' post-earthquake repairability by reducing or even eliminating the …

A new self-centering brace with zero secondary stiffness using elastic buckling

SMM Yousef-beik, S Veismoradi, P Zarnani… - … of Constructional Steel …, 2020 - Elsevier
It has been shown that having a low post-elastic (secondary) stiffness for conventional
structures can be beneficial in terms of putting a limit on base shear of the structure although …