Pressure Build-up in a Diesel Tank Exposed to Fire

In the event of a large hydrocarbon fire in a fuel storage site, atmospheric tanks are exposed to a heat flux of long duration. Accidents experienced in the past (Port Edouard Herriot, Buncefield) shows that large bund fires can last several days. Under these circumstances, even slightly volatile fu...

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Main Authors: N. Noel, J. Metayer
Format: Article
Language:English
Published: AIDIC Servizi S.r.l. 2013-05-01
Series:Chemical Engineering Transactions
Online Access:https://www.cetjournal.it/index.php/cet/article/view/6868
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spelling doaj-7ca409f04ade49b2b705fbbae768dde12021-02-22T21:01:11ZengAIDIC Servizi S.r.l.Chemical Engineering Transactions2283-92162013-05-013110.3303/CET1331089Pressure Build-up in a Diesel Tank Exposed to FireN. NoelJ. MetayerIn the event of a large hydrocarbon fire in a fuel storage site, atmospheric tanks are exposed to a heat flux of long duration. Accidents experienced in the past (Port Edouard Herriot, Buncefield) shows that large bund fires can last several days. Under these circumstances, even slightly volatile fuel may reach the distillation onset temperature, typically 180°C for diesel. If venting is not adequate, vapour generated by the distillation process produces a pressure build-up which is dangerous for tank integrity. Atmospheric cylindrical vertical tanks and more precisely the bottom/shell welding are indeed very sensitive to vapour pressure. An effective vapour pressure exceeding 10 kPa(g) may thus cause a catastrophic rupture of the tank bottom which is highly dangerous for the fire fighting personnel.https://www.cetjournal.it/index.php/cet/article/view/6868
collection DOAJ
language English
format Article
sources DOAJ
author N. Noel
J. Metayer
spellingShingle N. Noel
J. Metayer
Pressure Build-up in a Diesel Tank Exposed to Fire
Chemical Engineering Transactions
author_facet N. Noel
J. Metayer
author_sort N. Noel
title Pressure Build-up in a Diesel Tank Exposed to Fire
title_short Pressure Build-up in a Diesel Tank Exposed to Fire
title_full Pressure Build-up in a Diesel Tank Exposed to Fire
title_fullStr Pressure Build-up in a Diesel Tank Exposed to Fire
title_full_unstemmed Pressure Build-up in a Diesel Tank Exposed to Fire
title_sort pressure build-up in a diesel tank exposed to fire
publisher AIDIC Servizi S.r.l.
series Chemical Engineering Transactions
issn 2283-9216
publishDate 2013-05-01
description In the event of a large hydrocarbon fire in a fuel storage site, atmospheric tanks are exposed to a heat flux of long duration. Accidents experienced in the past (Port Edouard Herriot, Buncefield) shows that large bund fires can last several days. Under these circumstances, even slightly volatile fuel may reach the distillation onset temperature, typically 180°C for diesel. If venting is not adequate, vapour generated by the distillation process produces a pressure build-up which is dangerous for tank integrity. Atmospheric cylindrical vertical tanks and more precisely the bottom/shell welding are indeed very sensitive to vapour pressure. An effective vapour pressure exceeding 10 kPa(g) may thus cause a catastrophic rupture of the tank bottom which is highly dangerous for the fire fighting personnel.
url https://www.cetjournal.it/index.php/cet/article/view/6868
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