Diesel Fuel Economy Future Standards 
Green Car Congress
JUNE 27, 2014
In the US Energy Information Administration’s Annual Energy Outlook 2014 (AEO2014) Reference case, more-stringent vehicle fuel economy standards contribute to a decline in motor gasoline consumption through 2040. The Reference case projects an increase in VMT that, all else equal, would increase motor gasoline fuel consumption.
Green Car Congress
JULY 15, 2014
Improving fuel economy exhibits diminishing returns in fuel savings, according to a brief analysis by the US Energy Information Administration (EIA). Similarly, the fuel and cost savings of improving fuel economy from 12 mpg to 15 mpg are the same as increasing from 30 mpg to 60 mpg.
Green Car Congress
MARCH 26, 2015
The Cummins team not only surpassed all fuel-economy targets, but also achieved criteria emissions lower than the stringent Tier 2/Bin 2 levels. Test cycle fuel economy (mpg). The Highway Fuel Economy Test (HFET) and FTP-75 Test (city) cycles demonstrated fuel economy above 35 mpg (6.72
Green Car Congress
AUGUST 9, 2011
US President Barack Obama announced fuel efficiency and greenhouse gas emission standards for medium- and heavy-duty vehicles. Heavy-duty engines affected by the final standards are generally those that are installed in commercial medium- and heavy-duty trucks and buses. Heavy-Duty Pickup Trucks and Vans.
Green Car Congress
JULY 11, 2017
The International Council on Clean Transportation (ICCT), one of the organizations at the root of uncovering the Volkswagen diesel emission scandal ( earlier post ), has published a new analysis of developments and trends in advanced diesel engine technology. —Isenstadt and German (2017). Background.
Green Car Congress
OCTOBER 10, 2014
EPA released the latest edition of its annual report on trends in CO 2 emissions, fuel economy and powertrain technology for new personal vehicles in the US. Fuel economy has now increased in eight of the last nine years; average carbon dioxide emissions are also at a record low of 369 g/mile in model year 2013.
Green Car Congress
NOVEMBER 3, 2017
Initially, the researchers have focused on the combustion of liquid fuel sprays found in engines, where the extreme pressures and temperatures create an environment that is optically challenging. One challenge of the wide-ranging collaborative effort within the network is the standardization of experimental diagnostics.
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