http://www.cnr.it/ontology/cnr/individuo/prodotto/ID168789
Oxygenated additives production for diesel engine emission improvement (Articolo in rivista)
- Type
- Label
- Oxygenated additives production for diesel engine emission improvement (Articolo in rivista) (literal)
- Anno
- 2007-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1016/j.cej.2007.03.042 (literal)
- Alternative label
Frusteri F., Spadaro L., Beatrice C. and Guido C., (2007)
Oxygenated additives production for diesel engine emission improvement
in Chemical engineering journal ( Print)
(literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Frusteri F., Spadaro L., Beatrice C. and Guido C., (literal)
- Pagina inizio
- Pagina fine
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
- http://dx.doi.org/10.1016/j.cej.2007.03.042 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
- Rivista
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
- Note
- ISI Web of Science (WOS) (literal)
- Scopu (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- 1) Istituto di Tecnologie Avanzate per l'Energia, CNR, Messina; 2) Istituto Motori, CNR, Napoli. (literal)
- Titolo
- Oxygenated additives production for diesel engine emission improvement (literal)
- Abstract
- This present paper evaluates the potentiality in terms of production method and pollutant emission reduction of a new bio-derived oxygenated compound, 1,1-diethoxyethane, used as additive in an automotive diesel engine. The additive is obtainable from bio-ethanol by means of an acid-catalysed process. Several acid ion-exchanged polymers with acidic strength comparable with that of concentrated sulphuric acid were used to prepare silica-perfluorosulfonic (PFS) acid catalysts by incipient wetness impregnation of commercial silica samples. The acid catalysts were used in the synthesis of acetal at 4°C and 3 atm in a stirred batch reactor. A systematic comparison of reaction path and catalysts acid-strength points to a direct relationship between acidic capacity and catalytic activity.
The product has good characteristics for diesel blending, but it is characterized by a low flash point. The evaluation of the additive performance in a diesel fuel blend was carried out in a passenger car light-duty diesel engine in two steady-state operation points. The chosen testing points are considered partially representative of the engine behaviour during the NEDC test procedure.
Engine tests showed an insensitive effect of 1,1-diethoxyethane on gaseous pollutant emissions (HC, CO and NOx), on the contrary a marked reduction of exhaust smoke was verified. Fuel consumption was slightly increased because of the total oxygen content of the blend. (literal)
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