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US Air Force demonstrating hydrogen as alternate fuel source

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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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EPA updates rules to ease commercialization of alternative fuel conversion systems

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The US Environmental Protection Agency (EPA) has updated rules making it easier for manufacturers to sell fuel conversion systems—i.e., systems that alter a conventionally-fueled vehicle or engine to enable it to run on an alternative fuel. MY 2010, 2011, 2012 and < useful life mileage. Certification application.

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CARB: clean fuels replaced more than 50% of diesel used in California in Q1 2023

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The alternative fuel’s CI value is divided by its Energy Economy Ratio (EER) in order to obtain the EER-adjusted CI value, representing the emissions which occur from the alternative fuel per MJ of conventional fuel displaced.

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Chevron Lummus Global joins ARA ReadiJet Alternative Fuel Initiative to develop 100% drop-in diesel, and jet kero biofuels

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Chevron Lummus Global (CLG), a 50-50 joint venture between Chevron Products Company and Lummus Technology, has joined ARA’s ReadiJet Alternative Fuel Initiative to develop drop-in biofuels. —Ed Coppola, ARA Fuels Principal Engineer. ARA has developed a catalytic hydrothermolysis (CH) process to convert triglycerides (e.g.,

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60% of $18B in US clean energy tax credits 2006-2012 went to top 20% by income; 90% in the plug-in program

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A working paper by a team at the Energy Institute at Haas, University of California, Berkeley, has found that 60% of the $18 billion in US federal income clean energy tax credits issued between 2006 and 2012—e.g., Since 2006, tax expenditures for these “clean energy” tax credits have exceeded $18 billion. billion (19.3%).

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USPS Swaps Out 3% of Fleet for More Fuel Efficient or Alternative Fuel Vehicles

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The 1,900 flex-fuel and hybrid vehicles from GSA will bring the total number of alternate fuel-capable vehicles in the Postal Service fleet to more than 43,000 (about 19.6%). The Postal Service has increased alternative fuel use by 41% since 2006, and plans to reduce petroleum use by 20% over the next five years.

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Business Aviation Coalition releases new sustainable aviation fuel guide; CAAFI new member

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The Coalition also reported that it has a new member: the Commercial Aviation Alternative Fuels Initiative ( CAAFI ). CAAFI, a coalition of airlines, aircraft and engine manufacturers, energy producers, researchers, international participants and US government agencies, has been working on SAF in 2006.

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