REAL-WORLD DRIVING SPECIATED VOC HOT START EMISSIONS OF THE 2001 FRENCH PASSENGER CAR FLEET

A 25 passenger cars sample was selected on the basis of a 2001 year French fleet prediction. Various types of vehicle technologies, i.e. diesel and petrol cars both equipped with or without catalyst, were tested on a chassis dynamometer with constant volume sampling for regulated emissions and individual Volatile Organic Compounds determination. A particular emphasis has been placed on toxic and/or photochemically reactive compounds such as benzene, formaldehyde, acetaldehyde and 1,3-butadiene. Driving cycles do not seem to influence volatile organic compounds composition for a specific non-catalyst car either petrol or diesel. On the other hand, strong variations were observed for catalyst cars. Carbonyl compounds represent the major part of diesel hydrocarbon emissions (approximately 30% w/w) but only a minor portion for petrol cars (approximately 5% w/w). Catalyst diesel and three-way catalyst petrol cars total hydrocarbons mass emissions were the lowest and about 40 times lower than conventional petrol cars.

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  • Corporate Authors:

    Inderscience Enterprises Limited

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  • Authors:
    • FLANDRIN, Y
    • VIDON, R
    • CAZIER, F
    • HUE, S
    • DECHAUX, J-C
    • NOLLET, V
  • Publication Date: 2001

Language

  • English

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Filing Info

  • Accession Number: 00920679
  • Record Type: Publication
  • Source Agency: Transport Research Laboratory
  • Files: ITRD, ATRI
  • Created Date: Mar 6 2002 12:00AM