Green Car Congress

MAY 17, 2013

In a policy analysis in the ACS journal Environmental Science & Technology , researchers from the Universities of Cambridge, Exeter and Oxford argue that, due to the increased emphasis on alternative fuels with drastically differing energy densities, vehicle efficiency should be evaluated based on energy rather than volume.

Fuel 210

Fuel Energy Gasoline-Electric Gasoline 210

Green Car Congress

DECEMBER 10, 2009

Technologies combined in this package are all synergistic and provide a route to the efficient use of alternative fuels, accelerating the displacement of fossil fuels. The automotive industry, including Lotus Engineering, has quite rightly advocated engine downsizing for four-stroke engines. Displacement.

Fuel Economy 218

Fuel Economy Engine Light Fuel 218

Green Car Congress

JULY 17, 2015

The alternative-fuel car evolved to reduce exhaust emissions and other problems derived from burning fossil fuels. The PHEV (Plug-in Hybrid Electric Vehicle), a subset of the electric car, combines a primary electric motor with a much smaller back-up engine fueled with a hydrocarbon/biofuel mix.

PHEV 150

PHEV Plug-in Renewable Energy 150