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CPT, TU Wien study finds 48V mild diesel hybrid cuts engine-out NOx 9%, 4.5% fuel economy improvement

Green Car Congress

A joint study by Controlled Power Technologies (CPT) and Austria’s Technische Universität Wien (TU Wien) into 48V diesel mild hybrid technology verified a 9% reduction of NO x in raw engine-out emissions, while retaining the fuel economy and CO 2 benefits of diesel engine technology. —Paul Bloore.

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Audi banking on Gen 2 3.0L TDI diesel for US sales; calls for a “fair shot” for diesel

Green Car Congress

Do they receive HOV access for their improved fuel economy and ultra low emissions? In fact in 6 of the states, diesel fuel is penalized with additional state taxes. So diesel fuel gets taxed twice or penalized twice at the federal and state level. The refreshed A8 will be shown at the upcoming Frankfurt Motor Show.

Diesel 366
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New GM/Tula DSF cylinder deactivation technology could boost fuel efficiency in engines by up to 15%

Green Car Congress

Comparison of DSF fuel economy gains and costs with competing technologies, from Tula’s 2013 SAE paper. In their 2013 SAE paper, the Tula engineers described two primary benefits from dynamic skip fire technology: Fuel economy improvement via removal of pumping losses and optimization of combustion. Wilcutts et al.

GM 150
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Toyota previews Prius v; first expansion of planned Prius family

Green Car Congress

Toyota’s sales target for the Prius v (for “versatility”) is about “ten to fifteen percent” of conventional Prius sales in North America, or about 15,000 to 25,000 vehicle per year, depending on which year is used for comparison, according to Toyota Division Group Vice President and General Manager Bob Carter.

Prius 186
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Ford Introduces 2011 Explorer SUV

Green Car Congress

I4 EcoBoost ( earlier post )—the new Explorer offers up to a 30% improvement in fuel economy over the current Explorer. liter V6 is offered as standard equipment across base, XLT and Limited models and delivers an anticipated improvement in fuel economy of more than 20% versus the current Explorer. V6 and the new 2.0L

2011 186
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Ford researchers report detailed study of the effect of different ethanol blend levels on emissions from FFVs

Green Car Congress

A team at Ford Motor Company’s Research and Innovation Center in Dearborn conducted a detailed study of the effect of ethanol blend level in emissions, using a 2006 model Mercury Grand Marquis flexible fuel vehicle (FFV) operating on E0, E10, E20, E30, E40, E55, and E80 on a chassis dynamometer. Engine-out exhaust contains typically 1?3%

Emissions 294
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Road Test: 2024 Cadillac XT4 Premium Luxury FWD

Clean Fleet Report

The fuel economy, which is best in Touring mode, is rated by the EPA at 24 mpg city/29 highway/26 combined mpg. The Active Fuel Management system helps reduce fuel consumption by temporarily deactivating some of the engine’s cylinders in certain driving conditions. In comparison, most flat screen televisions are 4K.