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NREL study finds 2nd-generation diesel hybrid delivery vans show significant gains in fuel economy over conventional vans

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Laboratory and in-use fuel economy results Source: NREL. The NREL team collected and analyzed in-service fuel economy, maintenance, and other vehicle performance data on 11 hybrid (P100H) and 11 conventional diesel (P100D) step vans operated by the United Parcel Service (UPS) in Minneapolis. Click to enlarge.

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ORNL study quantifies fuel economy costs of common driver practices and vehicle alterations

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Researchers at Oak Ridge National Laboratory (ORNL) have quantified the fuel economy effects of some common driver practices and vehicle accessories or alterations—including underinflated tires, open windows, and rooftop and hitch-mounted cargo. liter four-cylinder engine, also suffered as its fuel economy dipped 22% from 42.5

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2012 Hyundai Accent first to receive 1.6L GDI Gamma engine; 18% improvement in highway fuel economy to 40 mpg

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MPG Contributions. Total fuel savings. fed by multipoint fuel injection (MPI)— and 123 lb-ft (167 N·m) of torque with a 30 mpg city and 40 mpg highway fuel economy rating. Several other systems have been improved over the outgoing model, each contributing to increased fuel efficiency.

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Demonstration series hydraulic hybrid transit bus yields fuel economy of 6.9 mpg, 110% better than conventional diesel, 30% better than electric hybrids

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The BUSolutions demonstrator LCO-140H (Low Cost of Ownership–1 st 40-foot Hybrid) series hydraulic hybrid transit bus yields fuel economy of 6.9 The goal was to develop a significantly lighter-weight, heavy-duty bus design that yields superior fuel efficiency to conventional buses at a lower lifecycle cost. Click to enlarge.

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Report suggests that not following good eco-driving practices can lead to a reduction in on-road fuel economy of up to about 45% in total

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The types of vehicles consumers select has by far the most dominant impact on on-road fuel economy—the best vehicle currently available for sale in the US is nine times more fuel efficient than the worst vehicle. Average on-road fuel economy in the US for all vehicles in 2008 was 17.4 mpg US (13.5

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NREL Study Finds UPS First-Generation Hybrid Vans Deliver Almost 29% Greater Fuel Economy

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UPS van fuel economy comparison. UPS’ first-generation diesel hybrid delivery vans improved the on-road fuel economy by 28.9% The 12-month average fuel economy for the P70 hybrid vans is 13.1 The 12-month average fuel economy for the P70 hybrid vans is 13.1 Source: Lammert 2009.

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XL launches PHEV Ford F-250; 50% improvement in fuel economy

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According to its initial assessment, XL is reporting that the XLP F-250 truck will provide up to a 50% improvement in miles driven per gallon (MPG) over conventional factory units, while reducing greenhouse gas (GHG) emissions by 33% during normal operation. The vehicle is on display this week at the NTEA Work Truck Show.

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