hEX_20_07

Page 20

20 Risk assessment

Explosion prediction metho 1. Introduction

This article aims to review different explosion scenarios and describe one representative model within each category of methodology and explosion scenario, with a focus on empirical

theoretical model is the key to the success of the project. Computationally expensive CFD methods are getting more popular but are deemed only necessary in this article when detailed analysis is required. There are also

various infrastructures such as buildings, stations, petrochemical plants, mines, gas utilities, etc. Predicting the possible consequences of these explosions has involved efforts through experiments, theoretical models and computational

models.

limitations of computational simulations for many industry applications due to the actual cost to run the simulations (numerous inputs that are both error prone and sensitivity prone, sophisticated usage, long simulation time, etc.).

simulations.

the model. Therefore, applying the correct

E

xplosion risk assessment usually involves high explosives or large gases/vapour cloud explosion, which represents a considerable hazard for

www.hazardex-event.co.uk

In most engineering applications, simple empirical models are sufficient for the project purpose as long as the engineer knows what they are doing and the applicability range of


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