article thumbnail

Volvo to concentrate on hybrids and downsized engines for US

Green Car Congress

The XC60 Plug-in Hybrid Concept was introduced at the Detroit Auto Show. The 2012 XC60 carries an EPA fuel economy rating of 20 mpg US (11.8 By contrast, the XC60 concept plug-in would offer an estimated combined fuel economy rating in continuous driving in hybrid mode of 50 mpg US (4.7 Click to enlarge. Earlier post.)

article thumbnail

JD Power 2012 APEAL highlights ongoing downsizing trend for new car buyers in US; increasing satisfaction with smaller vehicles

Green Car Congress

The 2012 APEAL Study finds that 27% of new-vehicle buyers who replaced a vehicle downsized—i.e., The downsizing trend also has an impact on owner satisfaction with the fuel economy of their new vehicle. purchased a new vehicle in a smaller segment than the vehicle they replaced. Power and Associates.

article thumbnail

New Audi S models to feature new downsized 4.0L V8 with cylinder deactivation, energy recuperation and start-stop

Green Car Congress

Audi will present its new S models for the first time at the 2011 Frankfurt Auto Show (IAA). This is a downsized platform from the prior 5.2L turbo reduces fuel consumption by as much as 25% percent. Average fuel consumption is 9.7 The Audi S7 uses the same engine as the S6 and S6 Avant, with fuel consumption of 9.7

article thumbnail

Audi using supplementary port fuel injection to address particulates from gasoline direct injection

Green Car Congress

liter EA888 Gen3 engine featured in Audi’s all-road shooting brake plug-in hybrid concept unveiled at the North American International Auto Show this week ( earlier post ) features—as does its production ilk—a dual injection system that combines direct injection with indirect injection into the intake manifold. Earlier post.).

Gasoline 304
article thumbnail

Report: Mercedes pulls the plug on range-extended EV possibilities

Baua Electric

Autocar reports that combined range from both battery and fossil-fuel power was estimated by Mercedes to be beyond that of the EQS 450+ model. Mercedes has instead been shifting toward more plug-in hybrids , with DC fast-charging capability and larger batteries—but it hasn’t downsized the engines substantially yet on those.

article thumbnail

Tsinghua studies on alcohol-gasoline dual fuel engines show fuel efficiency and particle number benefits

Green Car Congress

Researchers at Tsinghua University in China are studying the effects of Dual-Fuel Spark Ignition (DFSI) combustion fueled with different alcohols and gasoline. However, engine knock with high pressure rise and pressure oscillation caused by end-gas auto-ignition is still the big obstacle for deep improvement of fuel consumption.

Gasoline 150
article thumbnail

KPMG survey: global auto execs expect slow growth in electrified vehicle sales; intensified investment coming in the face of current modest demand

Green Car Congress

In polling 200 C-level executives in the global automotive industry for the 2012 automotive survey, KPMG found that executives in the US and Western Europe expect even less consumer adoption, projecting e-vehicles will only account for 6-10% of global annual auto sales. 65% predict increased investment in hydrogen fuel cell technology.

Global 236