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ORNL study finds best current use of natural gas for cars is efficient production of electricity for EVs

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However, they also noted, high PTW efficiencies and the moderate fuel economies of current compressed natural gas vehicles (CNGVs) make them a viable option as well. If CNG were to be eventually used in hybrids, the advantage of the electric generation/EV option shrinks. Their open access paper is published in the journal Energy.

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T&E concludes that diesel cars emit more CO2 on a full lifecycle basis than gasoline cars

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A new analysis by the NGO Transport & Environment (T&E) concludes that diesel cars emit more CO 2 than equivalent cars on a full lifecycle basis—i.e., According to the T&E analysis, an average diesel car produces emits 3.65 According to the T&E analysis, an average diesel car produces emits 3.65 mpg US) and 7.1

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EIA: fuel economy improvements bring diminishing returns in fuel savings

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For example, switching from a 10-mile-per-gallon (mpg) vehicle to a 15-mpg vehicle saves more fuel and results in greater fuel cost savings than switching from a 25-mpg vehicle to a 75-mpg vehicle. For a consumer who drives 12,000 miles per year and pays $3.50

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Volkswagen combines XL1 powertrain with up! for the twin up! concept plug-in diesel hybrid; 214 mpg

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liters per 100 km (214 mpg US ) (NEDC), with corresponding CO 2 emissions of 27 g/km. TDI (35 kW); electric motor (35 kW); a 7-speed DSG (DQ200E) and the power electronics. An exhaust gas recirculation system, oxidation catalytic converter and diesel particulate filter are used to reduce emissions values. The twin up!

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Georgia Tech life-cycle study finds TCO of medium-duty electric and diesel delivery trucks similar; electric life-cycle energy use and GHG lower than diesel

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Life-cycle energy use and GHG emissions normalized with NYCC diesel case (8.06 They also found that the total costs of ownership (TCO) of the electric and diesel trucks are similar. They also found that the total costs of ownership (TCO) of the electric and diesel trucks are similar. MJ/t·km and 0.63

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Consumer Reports finds Honda Accord hybrid fuel economy “impressive”, but short of EPA 47 mpg rating

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Consumer Reports fuel economy tests found the Honda Accord Hybrid delivered impressive overall fuel-economy of 40 mpg (5.88 l/100 km), tying the smaller Honda Civic Hybrid and falling below the top-performing and smaller Toyota Prius hatchback by only 4 mpg. Earlier post.). liter gasoline V6. liter gasoline V6.

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Volkswagen to produce XL1 diesel plug-in hybrid at Osnabrück; 261 mpg US

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261 mpg US), will go into limited production at the company’s Osnabrück factory in Germany. The plug-in diesel-electric hybrid, which Volkswagen will showcase at the Geneva show, can cover a distance of up to 50 km (31 miles) in all-electric mode. In all-electric mode, the XL1 requires less than 0.1

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