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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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Frito-Lay buying 100 more Smith Electric Vehicle trucks in 2012; natural gas coming for tractor fleet

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PepsiCo’s Frito-Lay North America division will purchase 100 Newton Series 2000 all-electric commercial vehicles in 2012 from Smith Electric Vehicles, bringing the total number of its electric fleet to more than 280. The all-electric trucks are delivery trucks used on urban routes with fewer daily miles.

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EPA: US greenhouse gases dropped 3.4% in 2012 from 2011; down 10% from 2005 levels

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US greenhouse gas emissions by gas. The US Environmental Protection Agency (EPA) released its 19 th annual report of overall US greenhouse gas (GHG) emissions, showing a 3.4% decrease in 2012 from 2011. Total emissions of the six main greenhouse gases in 2012 were equivalent to 6,526 million metric tons of carbon dioxide.

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Audi opens power-to-gas facility in Werlte/Emsland; e-gas from water, green electricity and CO2

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Audi’s e-gas plant. Audi has opened its e-gas plant in Werlte, making it the first automobile manufacturer to develop a chain of sustainable energy carriers. The Audi e-gas plant, which can convert 6MW of input power, utilizes renewable electricity for electrolysis to produce oxygen and hydrogen. Click to enlarge.

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EIA: US electricity generation from coal and natural gas both increased with summer heat

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In August 2012, coal produced 39% of US electricity, up from a low of 32% in April 2012, when the natural gas share of generation equaled that of coal. Data for 2011 and 2012 are preliminary. Chart includes generation from the electric power sector only, excluding commercial and industrial generators.

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Shell CEO Says Half the Companys Output Will Be Natural Gas by 2012; Shell and Electric Mobility

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Natural gas will represent around half of Shell’s total production by 2012, said Shell CEO Peter Voser in a speech at the Woodrow Wilson Center in Washington DC on 8 October. Within [the global energy] market, oil and gas are both indispensable and our core business. His talk was describing the energy company of the future.

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EIA: US energy-related CO2 emissions in 2012 lowest since 1994; reflects drop in coal use

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US energy-related CO 2 emissions in 2012 were the lowest since 1994, at 5.3 The largest drop in emissions in 2012 came from coal, which is used almost exclusively for electricity generation. EIA will publish a full analysis of 2012 energy-related CO 2 emissions later this year. Duke study.

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