New trends towards enhanced structural efficiency and aesthetic potential in tall buildings: The case of diagrids

D Scaramozzino, G Lacidogna, A Carpinteri - Applied Sciences, 2020 - mdpi.com
Due to the increasing number of people and activities within the cities, tall buildings are
exploited worldwide to address the need for new living and commercial spaces, while …

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 …

Seismic fragility estimates of steel diagrid structure with performance-based tests for high-rise buildings

C Liu, D Fang, L Zhao, J Zhou - Journal of Building Engineering, 2022 - Elsevier
During seismic performance-based design for building structures, the accuracy of limit states
criteria is directly related to its real damage state and retrofitting measures after the …

Multi-criteria decision-making for seismic resilience and sustainability assessment of diagrid buildings

E Asadi, AM Salman, Y Li - Engineering Structures, 2019 - Elsevier
Resilience and sustainability are both key criteria in risk-informed decision analysis of
structural systems. However, a comprehensive framework which incorporates both in a multi …

Experimental and numerical study on the compressive behavior of micro-expansive ultra-high-performance concrete-filled steel tube columns

W Huang, Z Fan, P Shen, L Lu, Z Zhou - Construction and Building …, 2020 - Elsevier
In concrete-filled steel tube (CFST) columns, conventional ultra-high-performance concrete
(UHPC) has a large shrinkage and could easily be deboned from the steel tube, resulting in …

Seismic reliability analysis and estimation of multilevel response modification factor for steel diagrid structural systems

V Mohsenian, S Padashpour, I Hajirasouliha - Journal of Building …, 2020 - Elsevier
Diagrid systems are emerging as one of the structurally efficient and architecturally aesthetic
solutions for tall buildings. Despite the fact that such systems are increasingly used in …

Solar exoskeletons–An integrated building system combining solar gain control with structural efficiency

RE Weber, C Mueller, C Reinhart - Solar Energy, 2022 - Elsevier
We propose the use of solar exoskeletons, an integrated building system that combines
material efficiency in structural load transfer with passive solar gain control. This offers an …

Genetic algorithm and accelerating fuzzification for optimum sizing and topology design of real-size tall building systems

S Farahmand-Tabar - Applied Genetic Algorithm and Its Variants: Case …, 2023 - Springer
To fulfill the increasing demand for housing in urban cities, various systems of tall buildings
have been introduced tackling the design challenges. Topology design, which can get along …

Seismic performance assessment of tubular diagrid structures with varying angles in tall steel buildings

M Heshmati, A Khatami, H Shakib - Structures, 2020 - Elsevier
Diagrid system has emerged as an innovative structural system with an aesthetic view in the
design of tall buildings. In this study, seismic performance of 36-story diagrid structures with …

Nonlinear finite-element analysis for hysteretic behavior of ECC-encased CFST columns

J Cai, J Pan, J Tan, B Vandevyvere - Structures, 2020 - Elsevier
In this paper, the hysteretic behavior of engineered cementitious composite (ECC)-encased
concrete filled steel tube (CFST) was analyzed based on ABAQUS/standard solver. The …