Residual stresses in steel members: a review of available analytical expressions
M Abambres, WM Quach - International Journal of Structural Integrity, 2016 - emerald.com
Purpose–Although the actual residual stress distribution in any structural steel member can
be only obtained by experimental measurements, it is known to be a difficult, tedious and …
be only obtained by experimental measurements, it is known to be a difficult, tedious and …
State-of-the-art review on measurement techniques and numerical modeling of geometric imperfections in cold-formed steel members
Cold-formed steel (CFS) members are susceptible to geometric imperfections due to the
high length-to-thickness ratio of the flat partitions, in other words, high slenderness …
high length-to-thickness ratio of the flat partitions, in other words, high slenderness …
Hybrid artificial intelligence approaches for predicting critical buckling load of structural members under compression considering the influence of initial geometric …
The main aim of this study is to develop different hybrid artificial intelligence (AI)
approaches, such as an adaptive neuro-fuzzy inference system (ANFIS) and two ANFISs …
approaches, such as an adaptive neuro-fuzzy inference system (ANFIS) and two ANFISs …
Geometric imperfection measurements and validations on cold-formed steel channels using 3D noncontact laser scanner
S Selvaraj, M Madhavan - Journal of Structural Engineering, 2018 - ascelibrary.org
Abstract A three-dimensional (3D) noncontact laser-scanning method to quantify the
deviations in cold-formed steel (CFS) channel sections (plain and lipped) is presented. The …
deviations in cold-formed steel (CFS) channel sections (plain and lipped) is presented. The …
[HTML][HTML] An in-depth comparative FEA on through-thickness residual stresses in press-braked cold-formed steel section
The finite element (FE) is one of the techniques implemented to predict residual stresses.
The selection of the proper FE technique is essential to achieve accurate results. This study …
The selection of the proper FE technique is essential to achieve accurate results. This study …
Geometric imperfections and ultimate capacity analysis of a steel lattice transmission tower
J Wang, HN Li, X Fu, Q Li - Journal of Constructional Steel Research, 2021 - Elsevier
The effect of geometric imperfections on the decrease of the ultimate capacity of
transmission towers has not been sufficiently studied. Despite bucking mode-shaped …
transmission towers has not been sufficiently studied. Despite bucking mode-shaped …
Finite element-based method for residual stresses and plastic strains in cold-formed steel hollow sections
Y Yao, WM Quach, B Young - Engineering Structures, 2019 - Elsevier
Residual stresses and plastic strains in steel tubes are induced by their manufacturing
processes and play an important role in determining their mechanical and structural …
processes and play an important role in determining their mechanical and structural …
Residual stresses in cold-formed steel members: Review of measurement methods and numerical modelling
The determination of residual stress distributions in cold-formed members is revisited
considering both experimental and numerical methodologies. Destructive, semi-destructive …
considering both experimental and numerical methodologies. Destructive, semi-destructive …
Prediction of the initial geometric imperfection magnitudes for numerical modeling of cold-formed steel channel sections
CFS members are prone to geometric imperfections due to their slenderness, even if the
observed imperfections are minor. The main aims of this study are to gather imperfection …
observed imperfections are minor. The main aims of this study are to gather imperfection …
Reliability calibrations for the design of cold-formed steel portal frames by advanced analysis
The steel industry is developing a design-by-advanced analysis specification for cold-
formed steel construction. This effort provides an opportunity to utilize the latest nonlinear …
formed steel construction. This effort provides an opportunity to utilize the latest nonlinear …