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48 V Mild Hybrids Dominate

The consensus of global forecasts suggests that 48 V mild hybrids will soon come to dominate the market. In fact, due to tightening vehicle efficiency and emissions regulations and increasing demand for onboard ...

These Eight Green Technologies Could Save Airlines $225 Billion

NASA’s Environmentally Responsible Aviation (ERA) project, created in 2009 and completed in 2015, explored and documented the feasibility, benefits, and technical risk of inventive vehicle concepts and enabling ...

Automotive Inspiration for Off-Highway Lightweighting

While lightweighting has long been a popular option for reducing emissions in the automotive sector, it continues to be less so in the design of off-highway vehicles, and there are many reasons for this. One is that ...

The Future of Off-Highway Emissions Regulations

Jean L. Broge, Managing Editor of SAE award-winning mobility engineering magazines, discusses the latest emissions standards for medium-and heavy-duty vehicles. In June, in a move that had been anticipated for some ...

Emission Compliant Manufacturers

Emissions enforcement is having a moment. A big one. And while one automaker is reeling from the aftermath of using a ‘defeat device’ (software that recognizes when the car is undergoing emissions testing), ...

Today’s Emissions Issues Improved with Yesterday’s Standards?

In the quest to increase vehicle efficiency and lower emissions today, Don Smolenski, an Evonik Oil Additives’ OEM liaison manager, wonders if fuel economy could in fact be hiding in SAE J300—a standard dating ...

Proving Electric-Powered Propeller Efficiencies

Somehow, the sight of an airplane wing perching incongruously atop a big-rig truck tractor that’s rumbling across a dry lake bed at dawn might not seem particularly significant to the future of aviation. But when ...

The Demand for Higher Voltages

The concept of higher-voltage vehicle electrical networks between those for 12-V conventional and 200- and 600-V full hybrids and electric vehicles is not new, with development experiencing fits and starts over the ...

Aerospace Technologies for Automotive Efficiencies

Car engine efficiencies achieved through a technology proven in fighter aircrafts 70 years ago. Your family car’s turbocharger using a special material that was also used in the skin of NASA’s X-15 rocket ...

The Outlook for Energy: A View to 2040

There’s been a push to wean vehicles from petroleum, but fossil fuels will continue to power the transportation field for the next few decades, according to the ExxonMobil researcher who advises the company’s ...