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
  • 239 (literal)
Pagina fine
  • 245 (literal)
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
  • 134 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 1-3 (literal)
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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