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NREL study finds gasoline hybrid delivery trucks substantially reduce emissions and beat or maintain fuel economy compared to diesel vehicles

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On a drive cycle representing routes with frequent stops and accelerations, the gHEV trucks exhibited a 20% improvement in fuel economy. On drive cycles representing routes with fewer stops and accelerations, the gHEV trucks demonstrated similar fuel economy to the diesels. Ah NiMH battery pack. Click to enlarge.

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Interim NREL Report on In-Use Azure Balance Gasoline Hybrids in FedEx Fleet Finds Substantially Lower Tailpipe Emissions, Similar Fuel Economy to Diesels

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Fuel economy was similar between the gHEVs and diesel vehicles, except for the highest kinetic intensity drive cycle where the hybrid exhibited ~20% higher fuel economy. FedEx has deployed 20 gasoline hybrid electric vehicles (gHEVs) on parcel delivery routes in the Sacramento and Los Angeles areas.

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Panasonic to supply Li-ion battery cells for Ford’s hybrid and plug-in hybrid vehicles

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Lithium-ion battery cell for plug-in hybrid vehicles (left) and. hybrid electric vehicles (right). Panasonic Corporation will supply prismatic lithium-ion battery cells for Ford Motor Company’s Fusion Hybrid Electric and C-Max Hybrid Electric as well as the Ford Fusion Energi and C-Max Energi plug-in hybrids.

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ALABC lead-acid UltraBattery Civic hybrid surpasses 100,000 miles of fleet duty

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Monthly fuel economy of the retrofitted Honda Civic during the first 9 months of the fleet test. DOE researchers attributed the significant fuel economy reduction for May, June, and July as most likely being due to significant mountain driving and the likely use of the vehicle’s air conditioning. Source: DOE.

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ORNL, UT Austin team proposes optimization framework for hybrids; balancing fuel consumption, motor efficiency, battery capacity and life

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Researchers at Oak Ridge National Laboratory and the University of Texas at Austin have developed an optimization framework for hybrid-electric and plug-in hybrid-electric vehicles (HEVs and PHEVs) including fuel consumption, motor efficiency, and battery capacity and lifetime. Click to enlarge. Shaltout, Andreas A.

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Toyota introducing new powertrain units based on TNGA; transmissions, engine, hybrid system, 4WD

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Adopting a laser clad valve seat for the intake valve seat to make the intake port compatible with strong tumble flow (fuel consumption performance) and intake flow rate (output performance). kWh NiMH pack with 180 cells (6.5 Direct Shift-CVT: A New Type of Continuously Variable Transmission. The new system uses a 1.4 Ah, 212 V).

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Pike Research forecasts global hybrid medium- and heavy-duty truck sales to surpass 100,000 vehicles annually by 2017; about 2.1% of total MD/HD sales

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Hybrid electric vehicles (HEVs), plug-in hybrid electric vehicles (PHEVs), and battery electric vehicles (BEVs) all continue to have higher upfront costs that are significant enough to result in higher total cost of ownership for the vehicles. —senior analyst Dave Hurst.

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