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US Air Force demonstrating hydrogen as alternate fuel source

Green Car Congress

The US Air Force is demonstrating the use of hydrogen as an alternate fuel source at Joint Base Pearl Harbor-Hickam, Hawaii. This 25-passenger crew bus is one of the vehicles powered by a hydrogen fuel cell used at Joint Base Pearl Harbor-Hickam in a demonstration of hydrogen as an alternative fuel source. (US

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New Argonne partnership with Cummins, Convergent, Sandia to predict fuel injector dynamics

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Under a new Cooperative Research and Development Agreement (CRADA), the three organizations, along with DOE’s Sandia National Laboratories, will work together to build more accurate fuel spray models and integrate them into full engine simulations. Endurant HD Fuel spray model. Image by Cummins.). Leveraging machine learning.

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Obama climate plan calls for new fuel economy standards for heavy-duty vehicles post-2018; cleaner fuels and investment in advanced fossil energy

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In coming months, the plan notes, the Department of Transportation will work with other agencies to further explore strategies for integrating alternative fuel vessels into the US flag fleet. Leading international efforts for GHG emission reductions and adaptation. Preparing the US for the impacts of climate change.

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ICCT study examines current & projected use of heavy fuel oil in Arctic shipping; growth in BC emissions points to need for policies

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A new study by the International Council on Clean Transportation (ICCT) estimates heavy fuel oil (HFO) use, HFO carriage, the use and carriage of other fuels, black carbon (BC) emissions, and emissions of other air and climate pollutants for the year 2015, with projections to 2020 and 2025. —Comer et al.

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New Study Shows Fleet Purchases of More Efficient, Lower-Carbon Vehicles Can Spur Major Decreases in Emissions and Fuel Consumption

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Using AT&T’s vehicle replacement program (a 10-year program to buy or convert 15,000 of its vehicles to cleaner technology, earlier post ) as a case study, CAR estimated the impact of buying or converting 15,000 vehicles to cleaner technology over a 10-year period. Tags: Fleets Fuel Efficiency Hybrids. million vehicles.

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Study suggests China urban passenger transport emissions could peak in 2030

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It is further found that measures for promoting public transport would have the greatest potential for energy conservation and emission reduction, followed by improving vehicle fuel efficiency. Shifting to the alternative fuels also plays an important role. 2019.110913.

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California approves sale of DME as compression-ignition engine fuel

Green Car Congress

Volvo Trucks is continuing to invest in DME because it delivers diesel-like performance with propane-like handling and will provide a faster ROI for truck customers than other alternative fuels. Each certification increases their confidence that the fuel is good for trucks and the environment. Earlier post.). Earlier post.).