Tag: fuel economy standards

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Obama orders tighter fuel economy standards for work trucks, praises Cummins-Peterbilt SuperTruck
Medium- and heavy-duty trucks are set to receive a second round of standards that will tighten limits on fuel economy even further. President Barack Obama announced the new standards yesterday, calling on the Environmental Protection Agency and the Department of Transportation to produce a proposed rulemaking by March 2015, followed by the final rule in […]
February 19, 2014
Cummins and Peterbilt’s SuperTruck achieved 10.7 mpg in testing last month.
Roadbuilding
Determining a CAFE Standard: How is a manufacturer’s CAFE determined for a given model year?
A manufacturer’s CAFE is the fleet-wide average fuel economy, according to the National Highway Traffic Safety Administration (NHTSA). Separate CAFE calculations are made for up to three potential fleets: domestic passenger cars, imported passenger cars, and light trucks. The averaging method used is referred to as a “harmonic mean.” The regulatory language describes the calculation […]
August 23, 2011
Roadbuilding
Determining a CAFE Standard: How is a manufacturer’s CAFE determined for a given model year?
A manufacturer’s CAFE is the fleet-wide average fuel economy, according to the National Highway Traffic Safety Administration (NHTSA). Separate CAFE calculations are made for up to three potential fleets: domestic passenger cars, imported passenger cars, and light trucks. The averaging method used is referred to as a “harmonic mean.” The regulatory language describes the calculation […]
August 23, 2011
Roadbuilding
Determining a CAFE Standard: How is a manufacturer’s CAFE determined for a given model year?
A manufacturer’s CAFE is the fleet-wide average fuel economy, according to the National Highway Traffic Safety Administration (NHTSA). Separate CAFE calculations are made for up to three potential fleets: domestic passenger cars, imported passenger cars, and light trucks. The averaging method used is referred to as a “harmonic mean.” The regulatory language describes the calculation […]
August 23, 2011
Roadbuilding
Determining a CAFE Standard: How is a manufacturer’s CAFE determined for a given model year?
A manufacturer’s CAFE is the fleet-wide average fuel economy, according to the National Highway Traffic Safety Administration (NHTSA). Separate CAFE calculations are made for up to three potential fleets: domestic passenger cars, imported passenger cars, and light trucks. The averaging method used is referred to as a “harmonic mean.” The regulatory language describes the calculation […]
August 23, 2011
Roadbuilding
Determining a CAFE Standard: How is a manufacturer’s CAFE determined for a given model year?
A manufacturer’s CAFE is the fleet-wide average fuel economy, according to the National Highway Traffic Safety Administration (NHTSA). Separate CAFE calculations are made for up to three potential fleets: domestic passenger cars, imported passenger cars, and light trucks. The averaging method used is referred to as a “harmonic mean.” The regulatory language describes the calculation […]
August 23, 2011
Roadbuilding
Determining a CAFE Standard: How is a manufacturer’s CAFE determined for a given model year?
A manufacturer’s CAFE is the fleet-wide average fuel economy, according to the National Highway Traffic Safety Administration (NHTSA). Separate CAFE calculations are made for up to three potential fleets: domestic passenger cars, imported passenger cars, and light trucks. The averaging method used is referred to as a “harmonic mean.” The regulatory language describes the calculation […]
August 23, 2011
Safety
Obama unveils truck fuel standards
President Obama announced new fuel-economy standards for heavy-duty trucks at Virginia-based Interstate Moving Services Aug. 9. The standards will affect work trucks, buses and other heavy-duty vehicles. Diesel use would be cut by 4 gallons per 100 miles traveled, yielding a total fuel savings of $73,000 over a truck’s life, according to calculations used in […]
August 19, 2011
Roadbuilding
Determining a CAFE Standard: How is a manufacturer’s CAFE determined for a given model year?
A manufacturer’s CAFE is the fleet wide average fuel economy, according to the National Highway Traffic Safety Administration (NHTSA). Separate CAFE calculations are made for up to three potential fleets: domestic passenger cars, imported passenger cars and light trucks. The averaging method used is referred to as a “harmonic mean.” The regulatory language describes the calculation as: “the number of passenger automobiles manufactured by the manufacturer in a model year; divided by the sum of the fractions obtained by dividing the number of passenger automobiles of each model manufactured by the manufacturer in that model year by the fuel economy measured for that model.”,A manufacturer’s CAFE is the fleet wide average fuel economy, according to the National Highway Traffic Safety Administration (NHTSA). Separate CAFE calculations are made for up to three potential fleets: domestic passenger cars, imported passenger cars and light trucks. The averaging method used is referred to as a “harmonic mean.” The regulatory language describes the calculation as: “the number of passenger automobiles manufactured by the manufacturer in a model year; divided by the sum of the fractions obtained by dividing the number of passenger automobiles of each model manufactured by the manufacturer in that model year by the fuel economy measured for that model.”
August 9, 2011
Equipment
Trucks
Volvo ponders current, future trucks and emissions trends By Jack Roberts In a wide-ranging conversation with industry journalists last month, Denny Slagle, president and CEO of Volvo Trucks North America, touched on a number of industry topics, including meeting with President Obama and transportation secretary Ray LaHood on boosting fuel economy standards for heavy duty […]
June 26, 2010
While it says post 2010 “breather” would have been nice, Volvo is now ramping up to help shape and meet new federal MPG standards.
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