Prediction of BLEVE loading on structures

In a previous study by the authors, rigid structure assumption, as commonly used in analysing blast wave interaction with structures, was adapted in investigating the Boiling Liquid Expanding Vapour Explosion (BLEVE) pressure wave interaction with structures to predict BLEVE loads on structures. How...

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Main Authors: Wang, Yang, Chen, Wensu, Hao, Hong
Format: Journal Article
Published: 2024
Online Access:http://purl.org/au-research/grants/arc/FL180100196
http://hdl.handle.net/20.500.11937/96063
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author Wang, Yang
Chen, Wensu
Hao, Hong
author_facet Wang, Yang
Chen, Wensu
Hao, Hong
author_sort Wang, Yang
building Curtin Institutional Repository
collection Online Access
description In a previous study by the authors, rigid structure assumption, as commonly used in analysing blast wave interaction with structures, was adapted in investigating the Boiling Liquid Expanding Vapour Explosion (BLEVE) pressure wave interaction with structures to predict BLEVE loads on structures. However, real structures are not rigid and the duration of BLEVE wave is much longer than that from high explosives and may be in the order of structural natural vibration period. Neglecting structural deformation, therefore, may lead to inaccurate predictions of BLEVE loads acting on the structure because structural deformation during the action of BLEVE wave would change the wave and the structure interaction. In this study, intensive numerical simulations are carried out using a validated computer model to investigate the influences of structural stiffness and BLEVE wave duration on the reflected BLEVE pressure on the structure. Based on the numerical results, prediction charts are proposed as a function of the BLEVE wave duration and structural fundamental vibration period for reliable predictions of BLEVE loads on structures. The findings of this study can be used to predict explosion loads in structural design against BLEVE.
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spelling curtin-20.500.11937-960632024-11-07T00:48:48Z Prediction of BLEVE loading on structures Wang, Yang Chen, Wensu Hao, Hong In a previous study by the authors, rigid structure assumption, as commonly used in analysing blast wave interaction with structures, was adapted in investigating the Boiling Liquid Expanding Vapour Explosion (BLEVE) pressure wave interaction with structures to predict BLEVE loads on structures. However, real structures are not rigid and the duration of BLEVE wave is much longer than that from high explosives and may be in the order of structural natural vibration period. Neglecting structural deformation, therefore, may lead to inaccurate predictions of BLEVE loads acting on the structure because structural deformation during the action of BLEVE wave would change the wave and the structure interaction. In this study, intensive numerical simulations are carried out using a validated computer model to investigate the influences of structural stiffness and BLEVE wave duration on the reflected BLEVE pressure on the structure. Based on the numerical results, prediction charts are proposed as a function of the BLEVE wave duration and structural fundamental vibration period for reliable predictions of BLEVE loads on structures. The findings of this study can be used to predict explosion loads in structural design against BLEVE. 2024 Journal Article http://hdl.handle.net/20.500.11937/96063 10.1016/j.jlp.2024.105325 http://purl.org/au-research/grants/arc/FL180100196 https://creativecommons.org/licenses/by/4.0/ fulltext
spellingShingle Wang, Yang
Chen, Wensu
Hao, Hong
Prediction of BLEVE loading on structures
title Prediction of BLEVE loading on structures
title_full Prediction of BLEVE loading on structures
title_fullStr Prediction of BLEVE loading on structures
title_full_unstemmed Prediction of BLEVE loading on structures
title_short Prediction of BLEVE loading on structures
title_sort prediction of bleve loading on structures
url http://purl.org/au-research/grants/arc/FL180100196
http://hdl.handle.net/20.500.11937/96063