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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 twenty light-duty gasoline vehicles included a mixture of technologies, such as gasoline direct injection (GDI), port fuel injection (PFI) as well as PFI+GDI fuel systems that are representative of the current California gasoline fleet. The test fleet showed statistically significant effects for some pollutants, but not for others.

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NREL study finds 2nd-generation diesel hybrid delivery vans show significant gains in fuel economy over conventional vans

Green Car Congress

Laboratory and in-use fuel economy results Source: NREL. The NREL team collected and analyzed in-service fuel economy, maintenance, and other vehicle performance data on 11 hybrid (P100H) and 11 conventional diesel (P100D) step vans operated by the United Parcel Service (UPS) in Minneapolis. Click to enlarge.

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Gasoline consumption per capita in 2020 was on par with that in 1965

Green Car Congress

Gasoline consumption per capita was calculated using the population estimates in the ProQuest Statistical Abstract of the United States. Not coincidentally, the first Corporate Average Fuel Economy (CAFE) standards for new cars and light trucks became effective with 1978 model-year vehicles. Consumption per capita.

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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% In addition, a P100H hybrid and a P100D standard diesel were tested at NREL’s Renewable Fuels and Lubricants (ReFUEL) Research Laboratory. Source: Lammert 2009. Eaton Corp.

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UC Riverside team examines influence of mid-and high-level ethanol blends on pollution from GDI flex fuel vehicle

Green Car Congress

Their paper is published in the ACS journal Energy & Fuels. Regulated emissions for all test fuels over the cold-start and hot-start LA92 cycles. Data presented as mean ± standard deviation, N=3. A fuel economy penalty was also observed for lower energy content E30 and E78 blends compared to both E10 fuels.

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Consumer Federation analysis of polling data and tech pricing finds consumer demands aligned with proposed MY 2017-2025 CAFE and GHG regulations for light-duty vehicles

Green Car Congress

A new analysis from the Consumer Federation of America (CFA) of consumer polling data finds that the proposed MY 2017-2025 passenger vehicle fuel economy (CAFE) and greenhouse gas (GHG) emissions standards to be finalized this summer ( earlier post ) align with consumer demands and needs. mpg US (5.87 Poll Results. Poll Results.

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New Zealand will not implement fuel economy standard

Green Cars News

The previous government in New Zealand may have proposed a fuel economy standard, but now the new government has announced it will not proceed with those plans. Tags: Green cars Latest news fuel economy fuel economy standard New Zealand. km to 203.8g/km km in the first half of this year.