Numerical Modelling and Analysis of Structural Behaviour of Wall-stud Cold-formed Steel Shear Wall Panels under In-plane Monotonic Loads

2012 ◽  
Vol 2 (5) ◽  
pp. 31-41 ◽  
Author(s):  
Xianghe Dai
Author(s):  
Nima Usefi ◽  
Hamid Ronagh ◽  
Masoud Mohammadi

Improving the lateral performance of cold formed steel systems by employing different sheathing materials and bracing systems has been of particular interest to researchers in these days. However, due to their relatively low seismic capacity, the need for higher shear resistance of these structural systems is still felt. Therefore, this study aims to propose three hybrid shear wall panels in order to provide better performance and higher resistance in seismic zones. The numerical method is verified based on the experimental results in the literature and then is used for evaluating the hybrid systems. The proposed walls are analyzed under lateral and vertical loads and then their performances are compared to each other. The results showed better performance and higher shear capacity for hybrid wall system compared to the ordinary cold formed steel shear wall. In addition, the strength to weight ratio approved the economic application of hybrid panels for high seismic regions.


2020 ◽  
Vol 72 (09) ◽  
pp. 771-780

In this paper, the effect of openings on global performance of Cold Formed Steel Shear Wall Panels is investigated numerically using the ABAQUS software. A benchmark model is first validated in terms of lateral shear capacity and nonlinear behaviour of the CFS-SWP. The failure mode of the CFS-SWP with opening is identified and validated. Subsequently, a parametric study on the effect of size and position of openings is conducted, in which the opening position is found to have a significant impact on the CFS-SWP performance. The benchmark model can be used for design purposes to evaluate with good accuracy the reduced ultimate strength of individual CFS-SWPs for any size and position of openings.


2020 ◽  
Vol 157 ◽  
pp. 107084 ◽  
Author(s):  
Nima Usefi ◽  
Hamid Ronagh ◽  
Pezhman Sharafi

2017 ◽  
Vol 138 ◽  
pp. 565-579 ◽  
Author(s):  
Smail Kechidi ◽  
Luís Macedo ◽  
José Miguel Castro ◽  
Nouredine Bourahla

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