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Kenworth and Peterbilt introduce more fuel-efficient Class 8 trucks

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Kenworth T680 Advantage. At the Mid-America Trucking show, PACCAR companies Kenworth and Peterbilt introduced more fuel efficient version of their heavy-duty models: the Kenworth T680 Advantage and the Peterbilt Model 579 with EPIQ package. —Kevin Baney, Kenworth chief engineer. Kenworth T680 Advantage.

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NREL study finds Class 8 hybrid trucks delivered 13.7% higher fuel economy than conventional diesels in comparable usage

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Laboratory and in-use fuel economy comparison. higher fuel economy than the conventional tractors, resulting in a 12% reduction in fuel costs for the hybrids. higher fuel economy than the conventional tractors, resulting in a 12% reduction in fuel costs for the hybrids. Source: NREL.

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Kenworth’s latest T680 Advantage gains up to 10% in fuel efficiency; driver assistance systems for fuel economy

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The latest Kenworth T680 Advantage—Kenworth’s fuel-efficiency leader—has gained up to 10% in fuel efficiency compared to a standard Kenworth T680 built in 2013. The 10% gain for the heavy-duty truck equates to a yearly savings of more than $4,600 in fuel per truck for the average long-haul operation.

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Chevron introduces new category of heavy-duty motor oil for severe duty applications; improved fuel economy

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The increase in severe duty operations is due to changing driving habits on highway, including shorter haul lengths, the growth in intermodal delivery, and more stop-and-go operations, while off-highway has new energy efficient equipment that helps minimize fuel usage by cycling engines from load to no load.

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Capstone completes track testing of Kenworth microturbine-powered hybrid electric Class 7 truck

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Capstone Turbine Corporation successfully completed track testing of a Kenworth Class 7 hybrid electric work truck using its 65kW microturbine as an on-board range extender. The Kenworth Class 7 work truck features a Capstone C65 microturbine that is installed onboard and operates on compressed natural gas. Earlier post.)

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Study Concludes That Class 8 Truck Fuel Consumption Could Be Reduced By Up to 50% By 2017 Using Existing and Emerging Technologies; Current Payback Requirements Could Forestall Implementation

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Among medium- and heavy-trucks, Class 8 trucks are the largest CO 2 emitters and fuel users, consuming two-thirds of all truck fuel, or 1.57 Current fuel economy for Class 8 trucks is estimated by the US Department of Energy at 6.0 million barrels per day. mpg and projected to rise modestly to 6.8 mpg by 2025 (EIA, 2009).

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Westport unveils next-generation High Pressure Direct Injection (HPDI 2.0) natural gas system for HD trucks

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Westport HPDI uses natural gas as the primary fuel in a Diesel (compression ignition) cycle along with a small amount of diesel fuel as an ignition source. This allows small quantities of diesel fuel and large quantities of natural gas to be delivered at high pressure to the combustion chamber. Earlier post.). Westport HPDI 2.0

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