Finite element analysis of proposed self-locking joint for modular steel structures

The intermodular connection between modules plays a vital role in the overall performance of modular structures. The separation between a column and connection is possible due to the absence of links (welding or bolting) since limited space is available between modules. This study proposed a self-lo...

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Bibliographic Details
Main Authors: Nadeem, Gohar, Safiee, Nor Azizi, Abu Bakar, Nabilah, Abd Karim, Izian, Mohd Nasir, Noor Azline
Format: Article
Language:English
Published: Multidisciplinary Digital Publishing Institute 2021
Online Access:http://psasir.upm.edu.my/id/eprint/97339/1/ABSTRACT.pdf
http://psasir.upm.edu.my/id/eprint/97339/
https://www.mdpi.com/2076-3417/11/19/9277
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Summary:The intermodular connection between modules plays a vital role in the overall performance of modular structures. The separation between a column and connection is possible due to the absence of links (welding or bolting) since limited space is available between modules. This study proposed a self-locking joint to be used in a modular steel structure, connecting columns with a connection without need of extra space between modules. The behavior of the proposed connection subjected to monotonic load was evaluated using a finite element approach using ABAQUS software. The influencing factors contributed to the behavior of the self-locking connection and columns observed using a parametric study. The parametric study was conducted by varying beam thickness, bolt pretension force and friction coefficient µ. Results indicate that the proposed connection can be classified as a semirigid connection according to Eurocode 3 and special moment frame (SMF) as recommended by AISC.