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Development of Adjustment Factors for the EPA City and Highway MPG Values
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English
Abstract
This paper describes the development of adjustment factors applicable to the EPA City and Highway MPG values. The paper discusses the data bases used, and the analytical methods employed to arrive at adjustment factors of 0.90 for the EPA City MPG value and 0.78 for the EPA Highway MPG value.
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Citation
Hellman, K. and Murrell, J., "Development of Adjustment Factors for the EPA City and Highway MPG Values," SAE Technical Paper 840496, 1984, https://doi.org/10.4271/840496.Also In
References
- “Why Vehicles Don't Achieve the EPA MPG on Road and How That Shortfall can be Accounted For” SAE Paper 820791 Hellman K.H Murrell J.D. June 1982
- “Fuel Economy Ratings vs. Road Experience - An Analysis of Ford's 1982 Lease Fleet” SAE Paper 831034 Kulp D.L. McKenna J.C. June 1983
- “In-Use Fuel Economy of 1981 Passenger Cars” SAE Paper 820790 Schneider R.W. Freas W.S. McMahon T.P. June 1982
- “Comparison of EPA and On-Road Fuel Economy - Analysis Approaches, Trends and Impacts” SAE Paper 820788 McNutt B.D. Dulla R. Crawford R. McAdams H.T. Morse N. June 1982
- “Fuel Economy of Motor Vehicles: Revisions To Improve Fuel Economy Labeling and the Fuel Economy Data Base” Federal Register, 48 FR 26698-26717 June 9 1983
- “Household Vehicle Utilization” Report No. 5 of the 1977 Nationwide Personal Transportation Study, U.S. Department of Transportation, FHwA/PL/81/011 April 1981
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- Annual Vehicle Miles of Travel and Related Data - 1981, by Highway Category and Vehicle Type” Table VM-1, U.S. Department of Transportation September 1982