Experimental methods for inter-module joints in modular building structures – A state-of-the-art review

This paper presents a state-of-the-art review of the experimental methods for inter-module joints (IMJs) in modular buildings. For the structural response, three levels of study are defined: module (M), frame (F), and joint (J). The joint (J) tests are further classified based on three setups, namel...

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Main Authors: Lacey, Andrew, Chen, Wensu, Hao, Hong
Format: Journal Article
Language:English
Published: ELSEVIER 2022
Subjects:
Online Access:http://purl.org/au-research/grants/arc/FT210100050
http://hdl.handle.net/20.500.11937/91539
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author Lacey, Andrew
Chen, Wensu
Hao, Hong
author_facet Lacey, Andrew
Chen, Wensu
Hao, Hong
author_sort Lacey, Andrew
building Curtin Institutional Repository
collection Online Access
description This paper presents a state-of-the-art review of the experimental methods for inter-module joints (IMJs) in modular buildings. For the structural response, three levels of study are defined: module (M), frame (F), and joint (J). The joint (J) tests are further classified based on three setups, namely the beam-column (BC) subassemblage with column loading (J/C), the BC subassemblage with beam loading (J/B), and the stub column assembly (J/S). The experimental setups and loading protocols are outlined with reference to the existing literature, and the inherent assumptions and the relative advantages and disadvantages are discussed with the aim of promoting consistency. A case study modular building frame is defined to illustrate the three levels of study (M, F, and J), and the unbraced and braced frames are subjected to lateral loads to demonstrate the effect of bracing on the structural response. The J/C test is shown to be best suited for application to unbraced frames, while the J/S test is more suited to braced frames. Unbraced frames are shown to be vulnerable to failure of the welded beam-to-column connection which can occur in the joint tests before the specimen displacement is large enough to reveal the IMJ behaviour. A summary is given of the existing beam-to-column joint (BCJ) enhancement methods which can strengthen the BCJ and enable measurement of the IMJ behaviour in the tests. The paper concludes with a summary of the experimental methods, recommendations for standardisation, and the key technical challenges and future research directions.
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spelling curtin-20.500.11937-915392023-12-06T02:54:19Z Experimental methods for inter-module joints in modular building structures – A state-of-the-art review Lacey, Andrew Chen, Wensu Hao, Hong Science & Technology Technology Construction & Building Technology Engineering, Civil Engineering Modular building Inter-module connection Beam-to-column joint Loading protocol Cyclic test BOLTED-FLANGE CONNECTIONS SEISMIC PERFORMANCE BEHAVIOR This paper presents a state-of-the-art review of the experimental methods for inter-module joints (IMJs) in modular buildings. For the structural response, three levels of study are defined: module (M), frame (F), and joint (J). The joint (J) tests are further classified based on three setups, namely the beam-column (BC) subassemblage with column loading (J/C), the BC subassemblage with beam loading (J/B), and the stub column assembly (J/S). The experimental setups and loading protocols are outlined with reference to the existing literature, and the inherent assumptions and the relative advantages and disadvantages are discussed with the aim of promoting consistency. A case study modular building frame is defined to illustrate the three levels of study (M, F, and J), and the unbraced and braced frames are subjected to lateral loads to demonstrate the effect of bracing on the structural response. The J/C test is shown to be best suited for application to unbraced frames, while the J/S test is more suited to braced frames. Unbraced frames are shown to be vulnerable to failure of the welded beam-to-column connection which can occur in the joint tests before the specimen displacement is large enough to reveal the IMJ behaviour. A summary is given of the existing beam-to-column joint (BCJ) enhancement methods which can strengthen the BCJ and enable measurement of the IMJ behaviour in the tests. The paper concludes with a summary of the experimental methods, recommendations for standardisation, and the key technical challenges and future research directions. 2022 Journal Article http://hdl.handle.net/20.500.11937/91539 10.1016/j.jobe.2021.103792 English http://purl.org/au-research/grants/arc/FT210100050 http://creativecommons.org/licenses/by-nc-nd/4.0/ ELSEVIER fulltext
spellingShingle Science & Technology
Technology
Construction & Building Technology
Engineering, Civil
Engineering
Modular building
Inter-module connection
Beam-to-column joint
Loading protocol
Cyclic test
BOLTED-FLANGE CONNECTIONS
SEISMIC PERFORMANCE
BEHAVIOR
Lacey, Andrew
Chen, Wensu
Hao, Hong
Experimental methods for inter-module joints in modular building structures – A state-of-the-art review
title Experimental methods for inter-module joints in modular building structures – A state-of-the-art review
title_full Experimental methods for inter-module joints in modular building structures – A state-of-the-art review
title_fullStr Experimental methods for inter-module joints in modular building structures – A state-of-the-art review
title_full_unstemmed Experimental methods for inter-module joints in modular building structures – A state-of-the-art review
title_short Experimental methods for inter-module joints in modular building structures – A state-of-the-art review
title_sort experimental methods for inter-module joints in modular building structures – a state-of-the-art review
topic Science & Technology
Technology
Construction & Building Technology
Engineering, Civil
Engineering
Modular building
Inter-module connection
Beam-to-column joint
Loading protocol
Cyclic test
BOLTED-FLANGE CONNECTIONS
SEISMIC PERFORMANCE
BEHAVIOR
url http://purl.org/au-research/grants/arc/FT210100050
http://hdl.handle.net/20.500.11937/91539