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http://hdl.handle.net/10198/1253
Título: | Simulation of Fe2O3/Al combustion: sensitivity analysis |
Autor: | Brito, Paulo Durães, Luísa Campos, José Portugal, António |
Palavras-chave: | Combustion Fe2O3/Al thermite Mathematical modelling Simulation Sensitivity analysis |
Data: | 2007 |
Editora: | Elsevier |
Citação: | Brito, Paulo; Durães, Luísa; Campos, José; Portugal, António (2007). Simulation of Fe2O3/Al combustion: sensitivity analysis. Chemical Engineering Science. ISSN 0009-2509. 62:18-20, p. 5078-5083 |
Relatório da Série N.º: | 62 |
Resumo: | The sensitivity of a one-dimensional model, built to simulate the non-steady radial combustion propagation on thin circular samples of Fe2O3/aluminium thermite mixtures, was tested in relation to its least reliable thermophysical properties and to non-homogeneities in the initial reactant media. Zero order kinetics and conductive/radiative heat transfer were considered. The model is quite insensitive to variations of most of the properties studied. The highest sensitivity detected concerned aluminium conductivity. The non-uniform reactant mixing significantly affected the results, suggesting that experimental variability is partially explained by this feature. |
URI: | http://hdl.handle.net/10198/1253 |
DOI: | 10.1016/j.ces.2007.01.070 |
ISSN: | 0009-2509 |
Aparece nas colecções: | CIMO - Artigos em Revistas Indexados à WoS/Scopus |
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