Optimum geometrical pattern and design of real-size diagrid structures using accelerated fuzzy-genetic algorithm with bilinear membership function

P Ashtari, R Karami, S Farahmand-Tabar - Applied soft computing, 2021 - Elsevier
Diagrids are the efficient systems of tube structures for tall buildings. One of the design
considerations for these structures is the geometrical pattern of the system. In this paper, a …

Probabilistic seismic performance and loss evaluation of a multi-story steel building equipped with butterfly-shaped fuses

MZ Esteghamati, A Farzampour - Journal of Constructional Steel Research, 2020 - Elsevier
Shear fuses are structural elements that protect surrounding members from damages by
undergoing substantial yielding, and then are easily replaced after a major earthquake …

Performance-based plastic design of high-strength steel framed-tube structures fused with replaceable shear links

Y Guo, M Lian, Q Cheng - Journal of Constructional Steel Research, 2024 - Elsevier
This study proposes high-strength steel framed-tube structures fused with replaceable shear
links (HSS-FTSLs) to improve the seismic performance and post-earthquake reparability of …

An improved performance-based plastic design method for seismic resilient fused high-rise buildings

Z Zhai, W Guo, Y Li, Z Yu, H Cao, D Bu - Engineering Structures, 2019 - Elsevier
The performance-based plastic design (PBPD) method generally relies on the nonlinear
response of equivalent elastic-perfectly-plastic single degree of freedom system. It usually …

A seismic resilient design method for structures equipped with two-level yielding dampers, accounting for extremely rare earthquakes

Z Zhai, Y Liu, W Guo, O Mercan, H Chen, F Zhou - Engineering Structures, 2023 - Elsevier
Current design methods for achieving seismic resilience of structures are limited to hazard
levels of service level earthquake, design-based earthquake and maximum considered …

Seismic fragility evaluation of a diagrid structure based on energy method

M Moradi, M Abdolmohammadi - Journal of Constructional Steel Research, 2020 - Elsevier
Diagrid structural systems have been brought into attention among architectures and
engineers during recent years due to high structural efficiency and aesthetic potentials …

Cyclic behavior of high-strength steel framed-tube structures with bolted replaceable shear links

Q Cheng, M Su, M Lian, H Zhang, B Guan… - Engineering Structures, 2020 - Elsevier
Although the use of steel framed-tube structures (SFTSs) under intense earthquakes loads
helps to prevent fatalities, the plastic hinges at the ends of spandrel beams cannot properly …

Seismic performance assessment of steel strip dampers equipped in high-rise steel frame

Z Zhai, W Guo, Z Yu, Y Hu, C Ma - Journal of Constructional Steel Research, 2021 - Elsevier
This paper aims to utilize a novel steel strip damper to enhance seismic resilience of high-
rise steel frame in high seismic intensity regions. The developed damper is composed of …

Stress lines inspired structural patterns for tall buildings

F Cascone, D Faiella, V Tomei, E Mele - Engineering Structures, 2021 - Elsevier
In this paper, an innovative diagrid-like pattern for tall building structures is proposed. Based
on the concept of principal stress trajectories, the pattern is characterized by triangular units …

Modified performance-based plastic design for self-centering structures

M Abdolmohammadi, J Ahmadi, K Nasserasadi - Engineering Structures, 2024 - Elsevier
Abstract The Performance-Based Plastic Design method (PBPD), developed on the energy
concept, has been frequently used in technical literature as a performance-based design …