Heavy Gas and Risk Assessment — II

Open and controversial topics in heavy gas dispersion and related risk assessment problems.- Formulations of the dense gas dispersion problem.- Investigation of energy fluxes in heavy gas dispersion.- Entrainment mechanisms of air in heavy gas clouds.- Recent development of a simple box-type model for dense vapour cloud dispersion.- Application of a turbulence flow model to heavy gas dispersion in complex situations.- Dispersion of vertical free jets.- Research and Development needs and opportunities in LGF safety and environmental control.- Maplin sands experiments 1980: Dispersion results from continuous releases of refrigerated liquid propane.- Results of 40-m LNG spills onto water.- Further analysis of catastrophic LNG spill vapor dispersion.- Maplin sands experiments 1980: Combustion of large LNG and refrigerated liquid propane spills on the sea.- Present unterstanding of the explosion properties of flat vapour clouds.- An analysis of vapour cloud explosions based on accidents.- Modelling of fire for risk assessment in petrochemical industries.- Procedures for the use of risk analysis in decision making.- A comparison of consequences of different types of UF6 accidents.- Some problems in risk assessment involving gas dispersion.- Examples of analyses of gas cloud explosion hazards.- List of Participants.