Green Car Congress

JULY 20, 2018

Engineers at the University of California San Diego have shed new light on the atomic-level mechanism of the sulfur embrittlement of nickel, a classic problem that has puzzled the scientific community for nearly a century. An open-access paper on the work is published in Nature Communications. Image courtesy of Jian Luo et al.

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Green Car Congress

SEPTEMBER 1, 2017

A team of researchers in France has discovered an algal photoenzyme that catalyzes the decarboxylation of free fatty acids to n-alkanes or -alkenes in response to blue light. Many organisms—photosynthetic and nonphotosynthetic—use light for processes such as growth, development, and metabolism. variabilis or C.

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Light Convert Li-ion France 150

Green Car Congress

APRIL 22, 2019

In a recent article , I examined changes in distance driven in the United States during the period from 1984 through 2017. While this rate has been on a rebound since 2013, the 2017 rate is still down from 2004 by 5.2%. The present study analyzes corresponding changes in the number of vehicles during the same period.

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2006 United States 2004 Personal 277

Green Car Congress

MAY 18, 2017

When light is applied to photocatalysts, electrons and holes are produced on the surface of the catalyst; hydrogen is obtained when these electrons reduce the hydrogen ions in water. Tachikawa (2017) “Topotactic Epitaxy of SrTiO 3 Mesocrystal Superstructures with Anisotropic Construction for Efficient Overall Water Splitting” Angew.

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Light Hydrogen Production Conversion 150

Green Car Congress

FEBRUARY 22, 2018

Their study is publishedin the ACS journal Environmental Science & Technology. California LEVIII and US Tier 3 regulations will begin a four year phase-in starting in 2015 and 2017, respectively, to a PM maximum of 3 mg/mile from the current 10 mg/mile LEVII limit. In the study, the team used two MY 2016 passenger cars.

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Gasoline Emissions Engine Fuel Economy 253

Green Car Congress

AUGUST 22, 2019

The examined data were for 1990 and 2017. The analysis is an update of a study published in 2016. The data in the table below show that the largest relative changes from 1990 to 2017 in greenhouse gas emissions by economic sector occurred in industry (a decrease from 36.3% The raw data came from EPA.

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Emissions Gas 2017 EPA 278

Green Car Congress

JULY 15, 2017

In a study published in the ACS journal Energy & Fuels , a team from the University of Vermont reports that particulate matter from the combustion of biodiesel blends may be 50–80% less toxic per unit PM mass emitted than PM from petroleum diesel, depending on feedstock. This may be possible using fuel additives beyond antioxidants.

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B0 Diesel Exhaust Vermont 186

Green Car Congress

NOVEMBER 30, 2016

The US Environmental Protection Agency (EPA) has proposed leaving the greenhouse gas (GHG) emissions standards for light-duty vehicle model years 2022-2025 in place, based on its technical analysis that shows automakers are well positioned to meet the targets. l/100 km), if achieved exclusively through fuel economy improvements.

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Green Car Congress

JANUARY 25, 2019

Manipulating a cellphone was a contributing factor in more than 800 crash deaths on US roads during 2017 amid a marked increase in the percentage of drivers observed interacting with cellphones, new IIHS research indicates. About 37,000 people died in motor vehicle crashes in 2017, the most recent year of data available.

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Green Car Congress

SEPTEMBER 19, 2017

This new work, described in a study published in the journal Energy and Environmental Science , is the first to successfully demonstrate the approach of going from carbon dioxide directly to target products—ethanol and ethylene—at energy conversion efficiencies rivaling natural counterparts. Earlier post.). to 1-sun illumination.

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Solar Light Fuel CO2 170

Green Car Congress

JUNE 27, 2017

According to a new study led by a team at Duke University, airborne particulate matter and dust are cutting solar photovoltaic energy output by more than 25% in certain parts of the world, with roughly equal contributions from ambient PM and PM deposited on photovoltaic surfaces. So we put together a comprehensive model to do just that.

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Solar Energy Global Production 218

Green Car Congress

MAY 7, 2013

Members of the European Parliament’s Environment, Public Health and Food Safety Committee approved a draft law setting out rules for achieving a 147 g CO 2 /km (235 g/mile) target for new light commercial vehicles by 2020, down from 203 g/km (325 g/mile) today—i.e., The vote was 53 to 4 with 1 abstention.

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2020 Environment Light Commercial 346

Green Car Congress

OCTOBER 1, 2020

A new study by researchers at the University of Toronto has found that current US policies are insufficient to remain within a sectoral CO 2 emission budget for light-duty vehicles that is consistent with preventing more than 2?°C GtCO 2 (28% of the projected 2015–2050 light-duty vehicle fleet emissions). C global warming.

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Climate Change Fleet Climate Vehicles 243

Green Car Congress

MAY 15, 2017

A new international study has found that laboratory tests of nitrogen oxide emissions from diesel vehicles significantly underestimate the real-world emissions by as much as 50%. For light-duty vehicles, such as passenger cars, trucks, and vans, the European Union produced nearly 70% of the excess diesel nitrogen oxide emissions.

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Diesel International Emissions Ozone 230

Green Car Congress

FEBRUARY 23, 2017

The Auto Alliance has sent a letter to EPA Administrator Scott Pruitt requesting that the US Environmental Protection Agency withdraw the Final Determination on the Appropriateness of the Model Year 2022-2025 Light-Duty Vehicle Greenhouse Gas Emissions Standards under the Midterm Evaluation which EPA announced on 13 January 2017.

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EPA Light Auto Aston Martin 186

Green Car Congress

AUGUST 30, 2017

MINI will present the new MINI Electric Concept design study at the IAA Cars 2017 show in Frankfurt am Main. More than 600 MINI E cars entered service worldwide for the purpose of the field studies. MINI will present an all-electric series-production model in 2019. Earlier post.)

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All-Electric Mini E Concept 2019 170

Green Car Congress

JANUARY 26, 2017

Many recent human factors studies of takeover time in automated vehicles have looked at how long it takes a driver to resume control of the vehicle in critical situations in which the driver has a relatively short time span to respond to the takeover request (TOR). Eriksson and Stanton (2017) Click to enlarge.

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Design Vehicles 2017 Range 150

Green Car Congress

JANUARY 30, 2017

This is the first time that researchers have observed solidification cracking in steel and sheds new light on why the alloy may crack during the process. The study is part of the team’s international EU FP7 project Mintweld , working with eleven partner originations from 7 EU countries. NMP3-SL-2009-229108. Resources. Marsden, A.

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Insight Universal 2009 2017 150

Green Car Congress

JUNE 29, 2021

The United States is the third-largest electric vehicle (EV) producer behind China and Europe; a new study from the International Council on Clean Transportation (ICCT) finds that the gap has widened. Similarly, European manufacturing accounted for 25% of global EVs through 2020, up from 23% in 2017. million nearly matched China’s 1.27

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Global Production 2020 South Korea 397

Green Car Congress

NOVEMBER 14, 2017

A team from Lawrence Berkeley and Argonne National Laboratories, Tufts University and the Norwegian University of Science and Technology have now used X-ray based imaging techniques to study the inner workings of PEM fuelcell components subjected to a range of temperature and moisture conditions. —Shum et al. Credit: Berkeley Lab).

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Carbon Fiber Fuel Water Polymer 150

Green Car Congress

MAY 15, 2014

In the study, the Ford team derived regional CO 2 targets for new LDVs while still providing an integrated view of the global LDV fleet—a perspective critical to the planning needs for global automotive firms. In the study, the teams considers only CO 2 —not CO 2 eq. —Winkler et al. Winkler, Timothy J.

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Light Global CO2 Ford 261

Green Car Congress

JULY 23, 2018

Policies to entice consumers away from fossil-fuel powered vehicles and normalize low carbon, alternative-fuel alternatives, such as electric vehicles, are vital if the world is to significantly reduce transport sector carbon pure-emissions, according to a new study. Share of EDVs in 2050. —David McCollum.

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Carbon Market Alternative Fuels Vehicles 231

Green Car Congress

JULY 23, 2017

A new study, part of the Atlanta Commuter Exposures (ACE) Study, has assessed on-roadway in-cabin particulate pollution (PM 2.5 ) collected from scripted rush hour commutes on highways and on non-highway side streets. Reactive oxygen species found by this study can cause the body to produce chemicals to deal with the reactive oxygen.

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Pollution Atlanta Cars Exhaust 150

Green Car Congress

OCTOBER 1, 2015

Despite the continuing and significant reductions in the legislated limits of light-duty diesel vehicle NO x emissions under the European Euro 1 through 5 regulations of recent years, many studies have demonstrated that real-world NO x emissions appear not to have been reduced as significantly. US EPA LEVIII). Johnson, T.,

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Emissions Light Diesel 2015 150

Green Car Congress

DECEMBER 6, 2012

The California Air Resources Board (ARB) has published the results of Lotus Engineering’s Phase 2 vehicle mass reduction study on a Crossover Utility Vehicle (CUV). The study also illustrates how a holistic, total vehicle approach to system mass and cost reduction can help offset the additional cost of a 37% mass reduced body structure.

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Engine Production 2010 2020 347

Green Car Congress

NOVEMBER 17, 2016

The new study, jointly prepared by the ICCT and the Netherlands’ Organisation for Applied Scientific Research (TNO), describes the increasing real-world efficiency gap using systematic statistical analysis. When we published our first study in 2013, the gap had widened over ten years from roughly 10% to around 25%.

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Europe United Kingdom Fuel 2001 150

Green Car Congress

JANUARY 15, 2018

The first result of this agreement is the demonstration vehicle that will be shown at the 2018 North American International Auto Show (NAIAS): a light-duty truck with an Opposed-Piston Gasoline Compression Ignition (OPGCI) Engine. At NAIAS 2017, Achates Power announced it was developing a 2.7-liter, Earlier post.). Achates Power 2.7L

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Gasoline Engine Companies Power 240

Green Car Congress

APRIL 20, 2012

Roland Berger Strategy Consultants has updated its global Li-ion automotive battery study ( earlier post ). In light of recently presented or announced vehicle models with electric, hybrid or plug-in-hybrid drives (xEV), Roland Berger experts expect the global LiB market to grow from US$1.5 —Thomas Wendt, co-author of the study.

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Li-ion 2015 Market Batteries 281

Green Car Congress

NOVEMBER 27, 2019

Stadler FLIRT (Fast Light Intercity and Regional Train) is a passenger multiple unit (MU) trainset. Stadler and SBCTA started their partnership in 2017, when SBCTA ordered three diesel electric multiple unit (DMU) FLIRT trains. SBCTA awarded the contract with an option to order four more vehicles in the future.

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Hydrogen Power Powered Switzerland 418

Green Car Congress

JUNE 30, 2016

As part of that effort, the leaders committed to reduce greenhouse gas (GHG) emissions from light- and heavy-duty vehicles by aligning fuel efficiency and/or GHG emission standards out to 2025 and 2027, respectively.

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Mexico Canada Standards Light 199

Green Car Congress

MAY 31, 2017

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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Fuel Economy Diesel Economy Engine 150

Green Car Congress

OCTOBER 3, 2013

Average monthly and model year fleet-wide achieved CAFE performance levels (light purple) versus NHTSA projected achieved CAFE levels (blue) for model years 2008 through 2016. The first phase, from MYs 2017-2021, includes final standards that are projected to require, on an average industry fleet-wide basis, a range from 40.3—41.0

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Green Car Congress

AUGUST 11, 2017

For example, a team at the University of Surrey found that particulate pollution levels inside cars are up to 40% higher when the vehicle is stuck in a traffic jam or stopped at a red traffic light compared to free-flowing traffic conditions. Earlier post.). 2017.07.016.

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Pollution St. Louis Cars Washington 186

Green Car Congress

SEPTEMBER 7, 2017

Their study also found that acceleration tradeoffs can significantly reduce emissions associated with a particular level of the standards by mitigating incentives to shift sales toward larger vehicles and light trucks relative to passenger cars. Their paper is published in the ACS journal Environmental Science & Technology. . …

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Fuel Economy Economy Design Fuel 150

Green Car Congress

JANUARY 9, 2022

Cryo-EM is a form of electron microscopy, which uses electrons rather than light. Recent improvements in cryo-EM have transformed it into a highly sought method for revealing biological structure in unprecedented detail, and three scientists were awarded the 2017 Nobel Prize in chemistry for their pioneering contributions to its development.

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Li-ion Batteries Battery Grid 243

Green Car Congress

JUNE 7, 2017

A new study by researchers at the University of Colorado at Boulder projects the emission impacts of the widespread introduction of inexpensive and efficient electric vehicles into the US light duty vehicle (LDV) sector. The work is reported in a paper in the ACS journal Environmental Science & Technology. Henze, and Jana B.

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Emissions Economy Gasoline-Electric Coal 150

Green Car Congress

MARCH 20, 2017

The German government requested IEA and IRENA to shed light on the essential elements of an energy sector transition that would be consistent with limiting the rise in global temperature to this level. The findings of this report will inform G20 work on energy and climate in the context of the 2017 German G20 presidency.

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Renewable Climate Climate Change Carbon 199