Experimental and modeling study of benzaldehyde oxidation - Archive ouverte HAL
Article Dans Une Revue Combustion and Flame Année : 2020

Experimental and modeling study of benzaldehyde oxidation

Résumé

Benzaldehyde is an aromatic aldehyde commonly considered in bio-oil surrogate formulation, and an important intermediate in the oxidation of other aromatic reference fuels such as toluene. However, its oxidation has never been previously investigated experimentally and no product formation profiles were reported in the very limited pyrolysis studies available in the literature. In this study, the gas-phase oxidation of benzaldehyde was investigated in a jet-stirred reactor. 48 species were detected using gas chromatography, mainly CO, CO2 and phenol. The important formation of CO and phenol indicates a rapid formation of phenyl radicals. This was confirmed by a kinetic analysis performed using the current version of the CRECK kinetic model, in which the reactions of phenyl radicals and oxygenated aromatic compounds have been updated.
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Dates et versions

hal-02311861 , version 1 (11-10-2019)

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Sylvain Namysl, Matteo Pelucchi, L. Pratali Maffei, Olivier Herbinet, Alessandro Stagni, et al.. Experimental and modeling study of benzaldehyde oxidation. Combustion and Flame, 2020, 211, pp.124-132. ⟨10.1016/j.combustflame.2019.09.024⟩. ⟨hal-02311861⟩
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