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Mack Granite CNG truck exclusively equipped with Allison’s 4500 Rugged Duty Series transmission

Green Car Congress

The 4500 RDS fully automatic transmission has been offered in the Mack Granite diesel model for more than 20 years. When Mack set out to develop a vehicle for refuse collection customers seeking an alternative fuel solution, they were able to pair the proven 4500 RDS transmission with a 320-horsepower Cummins L9N engine.

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EPA Trends on EVs and PHEVs; beginning of a “measurable and meaningful impact” on new vehicle fuel economy and emissions

Green Car Congress

The agency’s reasoning was that since alternative fuel vehicle production has generally been less than 0.1% of total vehicle production until very recently, the impact of excluding alternative fuel vehicles was negligible. Fuel economy average for the US fleet, per the Trends report, is 24.1

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EPA annual trends report finds new vehicle fuel economy at record 24.1 mpg; new powertrain technologies rapidly gaining share

Green Car Congress

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.

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Cummins to begin electrified powertrain delivery in 2019; alternative fuels and power, digitalization

Green Car Congress

executives outlined plans to provide a range of power technologies spanning diesel and natural gas engines to fully electric and hybrid powertrains. Additionally, Cummins has invested in research and development projects to build capability to develop products utilizing a wide range of fuels. Digitalization, data & analytics.

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Volvo Trucks approves use of renewable diesel fuel

Green Car Congress

Volvo Trucks North America, after concluding truck and engine lab testing, has approved the use of renewable diesel fuel for all of its proprietary Volvo engines, offering environmental and cost-savings benefits to customers. Volvo is the first OEM to endorse the use of advanced drop-in hydrocarbon renewable diesel fuel.

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EPA trends report sees record levels of average new vehicle fuel economy and CO2 emissions for MY 2012; role of new gasoline vehicle technologies

Green Car Congress

MY 2012 adjusted fuel economy is 23.6 mpg fuel economy improvement from MY 2011 to MY 2012 is the second largest annual improvement in the last 30 years. l/100 km) fuel economy, which, if achieved, will again represent all-time records. Click to enlarge. l/100 km), which is 1.2 mpg, or 22%. Click to enlarge.

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EU-funded project develops diesel engine for light helicopters

Green Car Congress

EU-funded scientists developed a novel 320 kW (429 hp) diesel engine for light helicopters as an alternative to conventional turboshaft engines. The technology demonstrated substantial reductions in fuel consumption and emissions. The engine weight is the crux of the project. —DELILAH final report.

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