December 2018

Environment and Safety

Extended vapor cloud analysis methodology—Part 1

The Buncefield explosion was the worst post World War 2 fire/explosion incident.

Myers, P. E., Trotter, B., PEMY Consulting

The Buncefield explosion was the worst post World War 2 fire/explosion incident. The fire, which shut down Heathrow and Gatwick airports in the UK, resulted in a regulatory tidal wave for aboveground petroleum storage tanks. Due to HSE vapor cloud explosion studies on petroleum storage tanks by the Fire and Blast Information Group (FABIG), new models have been proposed to understand and quantify whether vapor cloud explosions (VCEs) can occur. The following builds on the vapor cloud analysis (VCA) proposed by the UK Health and Safety Executive (UK HSE) as documented in its Research Report 908 (RR908) and FABIG Technical Note 12 (TN12). Any company that transfers a flammable liquid into a sto

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