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Cummins progressing with lightweight downsized T2B2 diesel for pickup; 40% improvement in fuel economy over gasoline V8

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At the US Department of Energy’s (DOE’s) Annual Merit Review meeting in Washington, DC last week, Michael Ruth from Cummins noted that the DOE program target for the project is a fuel economy (CAFE) target of 26 mpg (9.05 Earlier post.). l/100 km), and as such would not meet the GHG requirement of 28 mpg (8.4

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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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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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Volvo introducing new downsized 4-cylinder engine range, with fuel economy improvements up to 35%; hybrid and flywheel drive systems

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It covers the range from high-power and -torque variants to fuel-efficient derivatives. The new powertrains are also up to 90 kg lighter than the present ones and fuel economy is improved by up to 35%. Once released, this stored energy can either accelerate the car or propel the vehicle once it reaches cruising speed.

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

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The battery is also charged by regenerative braking during driving, which captures and stores energy while slowing the vehicle. The energy is then transferred back into the drivetrain through an electric motor which helps propel the vehicle during acceleration, reducing fuel consumption, CO 2 emissions and brake wear.

PHEV 255
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Panasonic develops 12V NiMH energy recovery system for start-stop vehicles; aims to double fuel economy improvement rate of start-stop systems

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This system allows the energy generated during braking to be stored in the batteries and use the stored energy to power the vehicle’s electrical components, thus ensuring power availability even when the engine is not being used. The system is also designed to supply power to the drive assist motor, improving fuel economy.

NiMH 225
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Fuso develops heavy-duty hybrid truck; 10% increase in fuel economy compared to conventional diesels

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First tests of the “Super Great HEV” have shown about a 10% improvement in fuel economy over conventional diesel-only vehicles. Long-haul trucks recover and store energy as they move up and down hills. The new vehicle concept will have its show premiere at the Tokyo Motor Show from 30 November to 11 December 2012.