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Cummins/Peterbilt SuperTruck shows 54% improvement in fuel economy, 61% improvement in freight efficiency

Green Car Congress

The new SuperTruck achieved a 54% increase in fuel economy. and Peterbilt Motors Company, a division of PACCAR, released test results showing their demonstration SuperTruck tractor-trailer achieved a 54% increase in fuel economy, averaging nearly 10 mpg US (23.5 Click to enlarge. Cummins Inc.

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Simulation study suggests ORC waste heat recovery system could deliver potential 7% improvement in fuel consumption in a PHEV on highway

Green Car Congress

Their paper was presented at the ASME Internal Combustion Engine Division 2012 Fall Technical Conference by Marcello Canova, assistant professor at OSU; lead author was Philipp Skarke, from the University of Stuttgart Institute for Internal Combustion Engines and Automotive Engineering. —Skarke et al.

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Fact of the week: Internal combustion cars still waste 70 to 88 percent of energy

Green Car Reports

Conventional cars manage better fuel economy every year. According to the latest Department of Energy "Fact of the Week," though, their efficiency ranges from a-little-better-than-before to still-abysmal.

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Chrysler unveils 2013 Ram with array of new systems focused on fuel economy

Green Car Congress

2013 Ram 1500 at the New York International Auto Show. Chrysler unveiled the 2013 Ram pickup, featuring an array of fuel-saving systems including a more fuel efficient and more powerful 3.6-liter Specific fuel economy figures are note available yet.) Stop-start technology increases fuel efficiency up to 3.3%.

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Dearman-led consortium awarded $3.1M to develop waste-heat-recovery system using liquid air engine

Green Car Congress

The Dearman project is to deliver a production-feasible waste-heat recovery system for urban commercial vehicles, which offers life-cycle CO 2 savings of up to 40%; fuel savings of 25%, with the potential of up to almost 50%; and potential payback in less than three years. Engines Vehicle Systems Waste Heat Recovery'

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DLR working with Yamaha on thermoelectric generators for vehicles; seeking 3-5% gain in fuel economy

Green Car Congress

Internal combustion engines in vehicles use only about one-third of the potential energy in the fuel for propulsion; the remaining two-thirds are lost as waste heat. In hybrid and range-extender vehicles with internal combustion engines, the power obtained from such a thermoelectric generator can be fed directly to the battery.

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Eaton contributing several components to DOE SuperTruck II program

Green Car Congress

Eaton is supplying a number of leading-edge technologies that improve fuel economy and reduce emissions to Original Equipment Manufacturer (OEM) teams. Since 2008, Eaton’s Vehicle Group has been laser-focused on reducing emissions and fuel consumption.

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