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

Green Car Congress

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 l/100 km), and as such would not meet the GHG requirement of 28 mpg (8.4 Earlier post.).

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Nissan unveils 2013 Altima Sedan; 38 mpg highway

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liter engine option has a targeted fuel economy of 27 mpg city / 38 mpg highway / 31 mpg combined (8.7, New control logic and expanded gear ratio coverage help reduce noise and fuel consumption while improving drivability and responsiveness. The 2013 Altima equipped with the 4-cylinder, 2.5-liter

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GM to double models with 40 mpg highway or better by 2017; ongoing manufacturing efficiency improvements

Green Car Congress

GM has made three product commitments for 2017 related to its sustainability strategy: to have 500,000 vehicles on the road in the US with some form of electrification ( earlier post ); to double the number of US models that can achieve an EPA-estimated 40 mpg US (5.9 Fuel Efficiency Lifecycle analysis Manufacturing' Earlier post.).

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Hyundai introduces hybrid version of new Sonata; 10% improvement in fuel economy over predecessor

Green Car Congress

Hyundai expects the 2016 Sonata Hybrid to improve fuel economy more than 10%. The 2016 Sonata Hybrid features a downsized 2.0-liter liter Nu GDI four-cylinder engine paired with a six-speed automatic transmission that houses a more powerful 38 kW electric motor and clutch where the torque converter would normally be found.

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Downsized 4.0 TFSI for Audi S8 cuts fuel consumption 23% compared to predecessor; cylinder deactivation and start-stop

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liters of fuel per 100 kilometers (23 mpg US mpg). liters less fuel per 100 kilometers (23%). liters less fuel per 100 kilometers (23%). With an average fuel consumption of 10.2 liters per 100 km (23 mpg US), the Audi S8 is significantly more fuel efficient than its competitors, according to Audi.

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Volvo Trucks SuperTruck demonstrator improves freight efficiency by 88%, fuel efficiency by 70%

Green Car Congress

The sleek tractor-trailer combination boosted fuel efficiency by 70%—exceeding 12 mpg, with some test runs showing more than 13 mpg—in road tests, and powertrain brake thermal efficiency reached 50%. This new design added “wave” bumps on the side of the piston bowl, which allows the fuel to burn more cleanly.).

Volvo 150
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SwRI simulations show turbocharged Scuderi Engine could reduce a standard 2011 Nissan Sentras fuel consumption by up to 35% on FTP cycle

Green Car Congress

Modelled results of fuel consumption in 2011 Nissan Sentra. Preliminary results showed up to a 25% decrease in fuel consumption (i.e., up to 33% increase in MPG) was achievable with an SSC engine replacing the Sentra’s engine when factoring in fuel cutoff during deceleration and idle in the model. Source: Scuderi.

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