Probabilistic design fires for passenger vehicle scenarios

When considering fire safety design scenarios for car parking buildings it is possible that there will be spread of fire between multiple vehicles. Such scenarios need to account for the likely rate of heat release curve from already burning vehicles as this will impact on the likelihood that other...

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Main Authors: Mohd Tohir, Mohd Zahirasri, Spearpoint, Michael, Fleischmann, Charles
Format: Article
Language:English
Published: Elsevier 2020
Online Access:http://psasir.upm.edu.my/id/eprint/87299/1/Probabilistic%20design%20fires%20for%20passenger%20vehicle%20scenarios.pdf
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author Mohd Tohir, Mohd Zahirasri
Spearpoint, Michael
Fleischmann, Charles
author_facet Mohd Tohir, Mohd Zahirasri
Spearpoint, Michael
Fleischmann, Charles
author_sort Mohd Tohir, Mohd Zahirasri
collection UPM
description When considering fire safety design scenarios for car parking buildings it is possible that there will be spread of fire between multiple vehicles. Such scenarios need to account for the likely rate of heat release curve from already burning vehicles as this will impact on the likelihood that other vehicles will ignite and so increase the severity of the fire. Currently design fires for a single passenger vehicle are often either given as a specified rate of heat release history or as mathematical functions with fixed coefficients irrespective of the size (curb weight) of the vehicle. In this paper, experimental results taken from the literature are used to determine a probabilistic approach to characterise a single passenger vehicle design fire. It is found that a peak fire growth function and an exponential fire decay function gives an appropriate combination in which the parameters for the two functions can be determined from distribution statistics.
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spelling upm.eprints-872992022-02-06T06:11:15Z http://psasir.upm.edu.my/id/eprint/87299/ Probabilistic design fires for passenger vehicle scenarios Mohd Tohir, Mohd Zahirasri Spearpoint, Michael Fleischmann, Charles When considering fire safety design scenarios for car parking buildings it is possible that there will be spread of fire between multiple vehicles. Such scenarios need to account for the likely rate of heat release curve from already burning vehicles as this will impact on the likelihood that other vehicles will ignite and so increase the severity of the fire. Currently design fires for a single passenger vehicle are often either given as a specified rate of heat release history or as mathematical functions with fixed coefficients irrespective of the size (curb weight) of the vehicle. In this paper, experimental results taken from the literature are used to determine a probabilistic approach to characterise a single passenger vehicle design fire. It is found that a peak fire growth function and an exponential fire decay function gives an appropriate combination in which the parameters for the two functions can be determined from distribution statistics. Elsevier 2020-05 Article PeerReviewed text en http://psasir.upm.edu.my/id/eprint/87299/1/Probabilistic%20design%20fires%20for%20passenger%20vehicle%20scenarios.pdf Mohd Tohir, Mohd Zahirasri and Spearpoint, Michael and Fleischmann, Charles (2020) Probabilistic design fires for passenger vehicle scenarios. Fire Safety Journal, 120. art. no. 103039. pp. 1-9. ISSN 0379-7112 https://www.sciencedirect.com/science/article/abs/pii/S0379711220300795 10.1016/j.firesaf.2020.103039
spellingShingle Mohd Tohir, Mohd Zahirasri
Spearpoint, Michael
Fleischmann, Charles
Probabilistic design fires for passenger vehicle scenarios
title Probabilistic design fires for passenger vehicle scenarios
title_full Probabilistic design fires for passenger vehicle scenarios
title_fullStr Probabilistic design fires for passenger vehicle scenarios
title_full_unstemmed Probabilistic design fires for passenger vehicle scenarios
title_short Probabilistic design fires for passenger vehicle scenarios
title_sort probabilistic design fires for passenger vehicle scenarios
url http://psasir.upm.edu.my/id/eprint/87299/1/Probabilistic%20design%20fires%20for%20passenger%20vehicle%20scenarios.pdf
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AT fleischmanncharles probabilisticdesignfiresforpassengervehiclescenarios