In this work we simulated the Macdona (USA) chlorine railway accident with the Lagrangian dispersion model MicroSpray, twice: Firstly by using the standard version and then by using a recently developed new two-phase module. MicroSpray was coupled with the diagnostic MicroSwift model, which provides the 3-D wind field in presence of obstacles and orography, and was used to test the two options. The results obtained in the two simulations, with and without the new module, are presented and the differences are discussed.

Two-Phase Accidental Dense Gas Releases Simulations with the Lagrangian Particle Model Microspray / L. Mortarini, G. Tinarelli, S.T. Castelli, G. Carlino, D. Anfossi (SPRINGER PROCEEDINGS IN COMPLEXITY). - In: Air Pollution Modeling and its Application XXIII / [a cura di] D. Steyn, R. Mathur. - [s.l] : Springer, 2014. - ISBN 978-3-319-04378-4. - pp. 367-371 (( Intervento presentato al 33. convegno International Technical Meeting (ITM) on Air Pollution Modelling and Its Application tenutosi a Miami nel 2013 [10.1007/978-3-319-04379-1_59].

Two-Phase Accidental Dense Gas Releases Simulations with the Lagrangian Particle Model Microspray

L. Mortarini
Primo
;
2014

Abstract

In this work we simulated the Macdona (USA) chlorine railway accident with the Lagrangian dispersion model MicroSpray, twice: Firstly by using the standard version and then by using a recently developed new two-phase module. MicroSpray was coupled with the diagnostic MicroSwift model, which provides the 3-D wind field in presence of obstacles and orography, and was used to test the two options. The results obtained in the two simulations, with and without the new module, are presented and the differences are discussed.
Ground level concentration; Lagrangian particle model; Momentum conservation equation; Source emission; Vapor mass fraction
Settore PHYS-05/B - Fisica del sistema Terra, dei pianeti, dello spazio e del clima
Settore GEOS-04/C - Oceanografia, meteorologia e climatologia
2014
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/2434/1123827
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