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EPA: US GHG emissions in 2017 down 0.3% from 2016

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from 2016, according to the US Environmental Protection Agency’s (EPA’s) latest Greenhouse Gas Inventory. The decrease in total greenhouse gas emissions between 2016 and 2017 was driven in part by a decrease in CO 2 emissions from fossil fuel combustion. In 2017, total gross U.S. greenhouse gas emissions were 6,472.3 below 2005 levels.

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PSA Peugeot Citroën and Bosch developing hydraulic hybrid powertrain for passenger cars; 30% reduction in fuel consumption in NEDC, up to 45% urban; B-segment application in 2016

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Following the introduction of the Bosch electric axle-split hybrid in PSA Peugeot Citroën diesel vehicles ( earlier post ), the two companies are now planning to develop a hydraulic hybrid powertrain for passenger cars. PSA says the technology—called “Hybrid Air”—will be fitted on B-segment models starting in 2016.

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US light-duty diesel sales climb in 2018 to 500,000 units; 3% of sales

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Sales of diesel light-duty vehicles (Class 1-3) in the US in 2018 reached their highest annual level, coming in at more than 500,000 units—just over 3% of total vehicle sales—according to figures by Baum & Associates provided by the Diesel Technology Forum. Sales of these light-duty diesels represent approximately 0.8%

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EPAs GHG Standards for Light-Duty Vehicles; Special Credits To Encourage PHEVs, BEVs and FCVs

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Yesterday, the US Environmental Protection Agency (EPA) and the National High Traffic Safety Administration (NHTSA) jointly established increasingly stringent greenhouse gas emission standards under the Clean Air Act for 2012 through 2016 model-year vehicles and fuel economy standards under the Corporate Average Fuel Economy program, respectively.

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IHS Markit: average age of cars and light trucks in US rises to 12.1 years

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New research from IHS Markit shows that the average age of light vehicles in operation (VIO) in the US has risen to 12.1 The ongoing microchip shortage is expected to continue to challenge new vehicle production volumes through the fourth quarter 2021, but rounding out the year, IHS Markit expects US light vehicle sales to reach 16.8

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NHTSA Modeling and Technology Projections Underlying the Proposed CAFE Target of 34.1 mpg by MY 2016

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Three of the NHTSA scenarios for penetration of technologies for passenger cars for MY 2016. On 15 Sep, NHTSA and the US EPA proposed a joint rulemaking on fuel economy and greenhouse gas emissions for light duty vehicles: an average new car 34.1 mpg and 250 g CO 2 /km for model year 2016. Click to enlarge. Click to enlarge.

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Chrysler Group files S-1 for IPO; snapshot of R&D priorities; exploring a light-duty hydraulic hybrid

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Chrysler is also seeking to reduce electrical loads through application of higher efficiency fans and fuel pumps. Thermal management technologies not only help reduce fuel consumption, but are an important factor in extending battery range for hybrid electric and all-electric vehicle models.

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