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Facelifted Mercedes-Benz B-Class with diesel, gasoline, natural gas and electric drives debuting at Paris show

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to 47 mpg US); four gasoline engines at between 5.4 mpg US); alternative drive systems (B 200 Natural Gas Drive and B-Class Electric Drive); as well as optional 4MATIC all-wheel drive. B-Class gasoline models. B 200 Natural Gas. B-Class Electric Drive. l/100 km (65.3 l/100 km (43.6 Price (€) (Germany).

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Audi unveils e-gas project: synthetic methane from the methanation of green hydrogen; series production of CNG models in 2013 powered by e-gas

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Audi A3 TCNG for e-gas project. Starting in 2013, Audi will begin series production of TCNG models whose engines—derived from TFSI units—will be powered by e-gas: synthetic methane produced via the methanation of hydrogen produced by electrolysis using renewable electricity. Click to enlarge.

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Audi to introduce natural gas A3 Sportback g-tron at year’s end; CO2-neutral e-gas

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Audi will introduce the compact A3 Sportback g-tron—which can be powered by the CO 2 -neutral Audi e-gas, synthetic methane generated from eco-electricity in the Audi e-gas project ( earlier post )—at the end of the year. The e-gas fuel will be produced in the power-to-gas plant in Werlte, Germany.

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Volkswagen’s 1.0L eco up! natural gas vehicle offers 79g CO2/km

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natural gas vehicle. natural gas vehicle, previewed in a concept form in 2011 ( earlier post ) and revealed in its production version at the Geneva auto show in March this year, in Europe. m 3 ) of natural gas per 100 km—equivalent to CO 2 emissions of 79 g/km. Like the gasoline engines of the up!,

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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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Honda Civic Si Concept coupe and Civic Concept sedan debut at NAIAS; hybrid and natural gas variants

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Honda Civic Concept. The Honda Civic Si Concept coupe and Civic Concept sedan made their world debuts at the North American International Auto Show in Detroit, providing the first official glimpse at the styling direction of the 9 th -generation 2012 model set to go on sale this spring. gasoline, hybrid and natural gas.

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Audi A3 g-tron goes on sale in Germany; CO2-neutral in e-gas mode

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liter TFSI engine developing 81 kW (110 hp) can be operated using either natural gas, e-gas generated by Audi ( earlier post ) or gasoline. In pure e-gas mode, using the Audi e-gas fuel card, the g-tron is CO 2 -neutral, Audi says. kilograms of gas per 100 kilometers. Audi A3 g-tron. Click to enlarge.

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