A search was conducted for a method to estimate motor vehicle fuel consumption and vehicle emissions in an urban driving environment which would require a minimum of field data collection and processing effort. It was found that average transient speed as measured by travel time is a good composite parameter reflecting stops and slowdowns and is closely correlated with fuel consumption and vehicle emission rates. Data was obtained for fuel-speed and emission-speed profiles for a 1980 typical mix of passenger cars, single unit trucks, tractor-trailers and busses. Tables and figures of this data are provided for easy reference. Fuel consumption projections for 1981 through 1983 are also presented for these vehicle categories. The supplied data and computational procedure provides a relatively easy and straightforward approach for estimating fuel consumption and emissions and can be used to gain insight into existing traffic operations and the merits of proposed or actual flow improvements.
A Method for Estimating Fuel Consumption and Vehicle Emissions on Urban Arterials and Networks
1981
60 pages
Report
Keine Angabe
Englisch
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