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CARB releases results of multi-year E15 study; multiple air quality benefits with slight reduction in fuel economy

Green Car Congress

The California Air Resources Board (CARB) has released the results of a multiyear study evaluating exhaust emissions from the use of California Reformulated Gasoline (CaRFG) that contains 15 volume percent ethanol (E15). The study used two fuels—an E10 and E15. Overall, NMOG emissions trended lower for E15 compared to E10.

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Cummins ATLAS light-duty diesel surpasses fuel economy targets, with criteria emissions lower than Tier 2/Bin 2

Green Car Congress

The Cummins team not only surpassed all fuel-economy targets, but also achieved criteria emissions lower than the stringent Tier 2/Bin 2 levels. —Michael Ruth, Director/Technical Project Leader, Advanced Light-Duty. Test cycle fuel economy (mpg). The original ATLAS project fuel economy targets were 22.4

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ICCT: incremental technology can cut vehicle CO2 by half and increase fuel economy >60% through 2030 with ~5% increase in price

Green Car Congress

l/100 km) in 2016, the The ICCT team assessed increased consumer label fuel economy (as opposed to the regulatory test fuel economy) to 35 mpg (6.71 The resulting trajectory would reduce CO 2 emissions by half and increase fuel economy by more than 60% from 2016 through 2030.

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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.

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New 3rd generation Audi TT diesel offers fuel economy of 56 mpg

Green Car Congress

The first generation arrived on the market in 1998.) Controllable flaps in the exhaust system modulate the sporty sound and make it even richer. The hood, doors and trunk lid are also made of this light metal. 3 rd generation Audi TT. Click to enlarge. A start-stop system is a standard feature. In the Audi TT, the 2.0

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Toyota boosts 2023 Corolla Hybrid; starting MSRP $1,250 lower than 2022 Corolla Hybrid

Green Car Congress

The revised hybrid system boosts output to 134 hp (up from 121) and 156 lb-ft (212 N·m) of torque (up from 146 lb-ft / 200 N·m), while EPA-estimated combined fuel economy reaches 47 mpg. The EPA combined fuel economy rating is 44 mpg. The upgraded hybrid system improves acceleration and mid-range power.

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Environment Canada study finds vehicle exhaust a significant source of isocyanic acid; suggests consideration of new emission standard

Green Car Congress

Researchers at Environment Canada have found that vehicle exhaust is a significant source of isocyanic acid (HNCO), a toxic gaseous acid that is a product of various forms of combustion and a potential health concern. Automobile exhaust is also a known source of inorganic acids such as nitric (HNO 3 ) and nitrous (HONO) acids.

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