Cold-formed steel cladding systems exposed to combined wind and bushfire conditions

(2023) Cold-formed steel cladding systems exposed to combined wind and bushfire conditions. PhD thesis, Queensland University of Technology.

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Bushfire events have shown a strong interaction between the bushfire front and ambient winds leading to fire-enhanced wind action, which may cause premature damage to the steel cladding systems used as the critical external building envelope. Therefore, this thesis investigated the behaviour and strength of crest-fixed cold-formed steel (CFS) claddings under combined wind and bushfire actions. Comprehensive experimental and numerical studies of three CFS cladding systems were conducted under combined fire-enhanced wind action and elevated temperatures, and new design rules were developed. This research has thus enhanced the safety of CFS claddings in bushfires and overall bushfire resilience of buildings.

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ID Code: 239500
Item Type: QUT Thesis (PhD)
Supervisor: Mahendran, Mahen & Ariyanayagam, Anthony
ORCID iD:
Pieper, Lisaorcid.org/0000-0003-0233-0487
Keywords: Cold-formed steel, Bushfire, Pull-through failure, Fire-enhanced wind, Crest-fixed cladding, Elevated temperatures, Mechanical properties, Finite-element analysis, Dimpling failure, Splitting failure
DOI: 10.5204/thesis.eprints.239500
Pure ID: 131803722
Divisions: Current > QUT Faculties and Divisions > Faculty of Engineering
Current > Schools > School of Civil & Environmental Engineering
Institution: Queensland University of Technology
Deposited On: 11 May 2023 02:24
Last Modified: 11 May 2023 02:24