A critical review on optimization of cold-formed steel members for better structural and thermal performances

H Liang, K Roy, Z Fang, JBP Lim - Buildings, 2022 - mdpi.com
The construction and building sectors are currently responsible globally for a significant
share of the total energy consumption and energy-related carbon dioxide emissions. The …

Optimal design of cold-formed steel face-to-face built-up columns through deep belief network and genetic algorithm

Y Dai, Z Fang, K Roy, GM Raftery, JBP Lim - Structures, 2023 - Elsevier
In this paper, a machine-learning optimisation framework for cold-formed steel (CFS) face-to-
face built-up columns was proposed using Deep Belief Network (DBN) and Genetic …

Loading capacity prediction and optimization of cold-formed steel built-up section columns based on machine learning methods

L **ao, QY Li, H Li, Q Ren - Thin-Walled Structures, 2022 - Elsevier
This study aims to improve the loading capacities of cold-formed steel (CFS) built-up section
columns by optimizing cross-sectional geometric dimensions with constant material …

Optimization of rack-section cold-formed profiles columns

KF Coimbra, VN Alves, AMC Sarmanho… - … of Constructional Steel …, 2022 - Elsevier
Industrial storage systems are used to store, stock, and distribute manufactured products.
One of their main advantages is that they can better use spaces destined for storage. Rack …

Structural size optimization of single and built-up cold-formed steel beam-column members

SM Mojtabaei, J Becque… - Journal of Structural …, 2021 - ascelibrary.org
The use of cold-formed steel (CFS) elements in residential and industrial buildings is widely
gaining popularity due to their ability to provide cost-effective and sustainable solutions. A …

Shape optimization of cold-formed steel beam-columns with practical and manufacturing constraints

H Parastesh, I Hajirasouliha, H Taji… - Journal of Constructional …, 2019 - Elsevier
This study aims to present a practical method for optimization of symmetric cold-formed steel
(CFS) beam-column members using Genetic Algorithm (GA). To eliminate impractical cross …

Stiffening optimisation of conventional cold-formed steel cross-sections based on a multi-objective Genetic Algorithm and using Generalised Beam Theory

M Neves, C Basaglia, D Camotim - Thin-Walled Structures, 2022 - Elsevier
This paper reports the development, numerical implementation and application of a novel
methodology to perform a multi-objective stiffening optimisation of conventional cold-formed …

Development of optimum cold-formed steel beams for serviceability and ultimate limit states using Big Bang-Big Crunch optimisation

SM Mojtabaei, J Ye, I Hajirasouliha - Engineering Structures, 2019 - Elsevier
Cold-formed steel (CFS) elements are increasingly used as main structural members in
modern construction practice. While flexibility of CFS cross-sectional shape allows achieving …

Constrained optimization of anti-symmetric cold-formed steel beam-column sections

H Parastesh, SM Mojtabaei, H Taji, I Hajirasouliha… - Engineering …, 2021 - Elsevier
Flexibility in the manufacturing of cold-formed steel (CFS) cross-sectional shapes provides a
unique opportunity to improve the load-carrying capacity of these elements, leading to more …

Experimental investigation of cross-sectional bending capacity of cold-formed steel channels subject to local-distortional buckling interaction

J Ye, FJ Meza, I Hajirasouliha, J Becque… - Journal of Structural …, 2019 - ascelibrary.org
This paper describes an experimental program carried out at the University of Sheffield to
investigate the interaction of local and distortional buckling in cold-formed steel lipped …