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CMU analysis finds BEVs powered with natural gas-based electricity have about 40% of the lifecycle GHGs of a conventional gasoline vehicle

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According to a new lifecycle analysis by a team at Carnegie Mellon University, a battery electric vehicle (BEV) powered with natural gas-based electricity achieves around an average 40% lifecycle greenhouse gas (GHG) emissions reduction when compared to a conventional gasoline vehicle. Earlier post.).

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DOE: US average EV CO2e/year is 4,815 lbs, vs. 11,435 lbs for average gasoline car

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Although all-electric vehicles (EVs) produce zero tailpipe emissions, there are upstream emissions of greenhouse gases from electricity production. Using electricity production data by source and state, the DOE’s Alternative Fuels Data Center has estimated the annual carbon dioxide (CO 2 e)-equivalent emissions of a typical EV.

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Mazda announces SKYACTIV-X: gasoline Spark Controlled Compression Ignition

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As part of the new technology to achieve this vision, the company disclosed plans to introduce a next-generation gasoline engine called SKYACTIV-X in 2019. This new proprietary combustion engine combines the advantages of gasoline and diesel engines to optimize environmental performance, power and acceleration performance. Yamasaki, Y.,

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EIA: US energy-related CO2 dropped 2.7% in 2015; of end-use sectors, only transportation increased

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According to a report from the US Energy Information Administration (EIA), US energy-related CO 2 emissions decreased by 146 million metric tons (MMmt) in 2015 to 5,259 MMmt, down 2.7% Energy-related CO 2 emissions in 2015 were about 12% below 2005 levels. —“US Energy-Related Carbon Dioxide Emissions, 2015”. Electricity.

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What is the cost of usable energy for driving and heating our homes?

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This analysis compares the costs of usable energy when we buy gasoline and electricity for driving and natural gas for keeping warm. Gasoline-powered vehicles. Gasoline-powered vehicles. Combustion of a gallon of gasoline (that includes ethanol) releases 120,333 Btu of energy. All-electric vehicles.

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Next Generation Chevy Volt to debut at 2015 NAIAS

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The next generation Chevrolet Volt will debut at the 2015 North American International Auto Show in Detroit in January, Global Chevrolet Chief Marketing Officer Tim Mahoney said today. That has saved more than 25 million gallons of gasoline.

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EIA projects US energy-related CO2 emissions to remain near current level through 2050; increased natural gas consumption

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In the United States, emissions associated with the consumption of petroleum fuels—motor gasoline, distillate, jet fuel, and more—have consistently made up the largest portion of CO 2 emissions. Natural gas surpassed coal to become the most prevalent fuel used to generate electricity in the United States in 2016.

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