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Waiver Authority Under the Renewable Fuel Standard (RFS)

Description: This report provides a brief overview of the renewable fuel standard (RFS) program and discusses the process and criteria for EPA to approve a waiver petition. Transportation fuels are required by federal law to contain a minimum amount of renewable fuel each year. The RFS, established by the Energy Policy Act of 2005 (EPAct, P.L. 109-58) and amended by the Energy Independence and Security Act of 2007 (EISA, P.L. 110-140), requires that 15.2 billion gallons of renewable fuels be blended into ga… more
Date: January 21, 2014
Creator: Yacobucci, Brent D.
Partner: UNT Libraries Government Documents Department
open access

Contribution of Road Grade to the Energy Use of Modern Automobiles Across Large Datasets of Real-World Drive Cycles: Preprint

Description: Understanding the real-world power demand of modern automobiles is of critical importance to engineers using modeling and simulation to inform the intelligent design of increasingly efficient powertrains. Increased use of global positioning system (GPS) devices has made large scale data collection of vehicle speed (and associated power demand) a reality. While the availability of real-world GPS data has improved the industry's understanding of in-use vehicle power demand, relatively little atte… more
Date: January 1, 2014
Creator: Wood, E.; Burton, E.; Duran, A. & Gonder, J.
Partner: UNT Libraries Government Documents Department
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