Remove All-Electric Remove Comparison Remove Fuel Economy Remove Gas-Electric
article thumbnail

ORNL study finds best current use of natural gas for cars is efficient production of electricity for EVs

Green Car Congress

However, they also noted, high PTW efficiencies and the moderate fuel economies of current compressed natural gas vehicles (CNGVs) make them a viable option as well. If CNG were to be eventually used in hybrids, the advantage of the electric generation/EV option shrinks. —Curran et al.

article thumbnail

EPA, DOT Propose New Fuel Economy Labels; Addressing GHG Emissions, Fuel Consumption and Advanced Technology Vehicles

Green Car Congress

The US Department of Transportation (DOT) and the US Environmental Protection Agency (EPA) are jointly proposing changes to the fuel economy labels consumers see on the window of new vehicles in dealer showrooms. A sample of the second proposed label for an extended range electric vehicle. Color is integral to the new schemes.

article thumbnail

Volkswagen Millerized 1.5 TSI ACT BlueMotion gasoline engine offers diesel-like fuel economy; derivatives may be applied in hybrid systems

Green Car Congress

Volkswagen has developed and deployed a gasoline engine that offers diesel-like fuel economy but is significantly cheaper to buy. TSI ACT BlueMotion delivers 96 kW / 130 PS with combined fuel consumption of 4.8 In practice, the temporary engine shut-off reduces fuel consumption by up to 0.4 l/100 km (49 mpg US).

article thumbnail

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

EPA projects advanced transmissions (6+ speeds and CVTs), gasoline direct injection (GDI) systems, and turbocharged engines will be installed on at least 15% of all MY 2013 vehicles. MY 2012 adjusted fuel economy is 23.6 l/100 km) fuel economy, which, if achieved, will again represent all-time records.

article thumbnail

Rice study finds using natural gas for electricity and heating, not transportation, more effective in reducing GHGs

Green Car Congress

Rice University researchers have determined a more effective way to use natural gas to reduce climate-warming emissions would be in the replacement of existing coal-fired power plants and fuel-oil furnaces rather than burning it in cars and buses.

article thumbnail

NREL Study Finds UPS First-Generation Hybrid Vans Deliver Almost 29% Greater Fuel Economy

Green Car Congress

UPS van fuel economy comparison. UPS’ first-generation diesel hybrid delivery vans improved the on-road fuel economy by 28.9% The hybrids were part of UPS’ first cohort of 50 (prototype) hybrid electric vans. The 12-month average fuel economy for the P70 hybrid vans is 13.1

article thumbnail

Toyota’s new RAV4 plug-in hybrid SUV offers 39 miles AER, 90 MPGe

Green Car Congress

At the Los Angeles Auto Show, Toyota introduced its new plug-in hybrid (PHEV) RAV4 performance model with an estimated 302-horsepower, advanced all-wheel drive, sport-tuned suspension and exclusive design features. As a technology comparison, the 2006-2012 RAV4 offered an optional 269-hp, 3.5-liter

Plug-in 220