Emissions, Exhaust, Resource and Universal

UK researchers report that alcohols in windshield washer fluid are major unreported source of VOCs emissions from cars, including EVs

Green Car Congress

JUNE 8, 2023

In a recent open-access paper published in ACS’ Environmental Science & Technology , researchers from the University of York report that alcohols in windshield washer fluid account for a larger fraction of real-world vehicle emissions than previous estimates have suggested. —Cliff et al.

Emissions

Emissions Exhaust Cars Ozone

Chalmers study finds ship exhaust gas scrubbers responsible for up to 9% of certain hazardous emissions into Baltic Sea

Green Car Congress

OCTOBER 24, 2022

New research from Chalmers University of Technology, Sweden, finds that the discharge water from ships’ exhaust gas treatment systems—i.e., scrubbers—is responsible for up to 9% of certain emissions of carcinogenic and environmentally harmful substances in the Baltic Sea—considerably more than was previously known.

Exhaust

Exhaust Emissions Mariner Gas

Study links exposure to diesel exhaust particles to pneumococcal disease susceptibility

Green Car Congress

JANUARY 26, 2020

Researchers from the University of Liverpool, Queen Mary University, London and Trinity College Dublin have linked exposure to diesel exhaust particles (DEPs) to susceptibility to pneumococcal disease. What we did not know however, was how pollution, such as diesel exhaust particles, actually causes airway disease.

Exhaust

Exhaust Diesel Pollution Insight

Researchers capture first images of CO2 emissions from commercial aircraft engine using chemical species tomography

Green Car Congress

SEPTEMBER 30, 2022

Researchers have used a novel near-infrared light imaging technique to capture the first cross-sectional images of carbon dioxide in the exhaust plume of a commercial jet engine. Image Credit: Gordon Humphries, University of Strathclyde. Image Credit: Abhishek Upadhyay, University of Strathclyde. —Michael Lengden.

Commercial

Commercial Engine Emissions CO2

SwRI CAT-DEF reduces heavy-duty diesel emissions to meet CARB 2027 NOx requirements

Green Car Congress

MAY 6, 2022

CAT-DEF—Catalyzed Diesel Exhaust Fluid—is an SwRI-developed catalyst- and surfactant-modified diesel exhaust fluid (DEF) solution. The internally funded advancement successfully reduced heavy-duty diesel engine nitrogen oxide (NO x ) emissions to meet the California Air Resources Board (CARB) 2027 standards.

Diesel

Diesel Emissions Exhaust Engine

Japan, China researchers develop plasma-assisted MnO2 filter that produces zero-NO2, -SO2 diesel exhaust

Green Car Congress

MARCH 8, 2019

This research, published in the journal Separation and Purification Technology , shows that ozone can be used to remove not only SO x but also NO x from fossil fuel combustion exhaust streams. In this study, to improve absorption performance of SO 2 and NO 2 , we added ozone in exhaust gas. 2018.12.077.

Exhaust

Exhaust Ozone Japan Diesel

U Birmingham study finds DPFs have limited impact on ultrafine particle emissions

Green Car Congress

MARCH 29, 2023

A study by researchers at the University of Birmingham in the UK has found that while Diesel Oxidation Catalysts (DOCs) and Diesel Particle Filters (DPFs) has been very effective in controlling the tailpipe emissions of solid particles, there has been little change in the liquid mode ( 104 cm −3 /24-hour mean) defined by WHO.

Emissions

Emissions Diesel London Environment

Monash study on solar-driven electrolysis for green hydrogen production cautions on life-cycle emissions and EROI

Green Car Congress

AUGUST 23, 2021

Researchers at Monash University in Australia have conducted a lifecycle analysis and net energy analysis (LCA/NEA) of a hypothetical large-scale solar-electrolysis plant for the production of green hydrogen. There is no immediate concern for copper resources, but the average ore grade is declining as higher grade deposits become exhausted.

Solar

Solar Hydrogen Emissions Production

Study links ambient PM2.5 and ozone specifically caused by vehicle exhaust emissions to ~361,000 premature deaths worldwide in 2010 and ~385,000 in 2015

Green Car Congress

MARCH 1, 2019

A new study provides the most detailed picture available to date of the global, regional, and local health impacts attributable to emissions from four transportation subsectors: on-road diesel vehicles; other on-road vehicles; shipping; and non-road mobile engines such as agricultural and construction equipment. of global ambient PM 2.5

Ozone

Ozone 2015 2010 Exhaust

Study finds total greenhouse gas footprint of blue hydrogen “quite high” due to fugitive methane

Green Car Congress

AUGUST 13, 2021

“Blue” hydrogen—produced through steam methane reforming (SMR) of natural gas or coal gasification, but with CO 2 capture and storage—is being described as having low or zero carbon emissions. Carbon dioxide emissions, including emissions from developing, processing, and transporting the fuels, are shown in orange.

Hydrogen

Hydrogen Gas Coal Exhaust

Study links deterioration of concrete and asphalt to trace quantities of organic matter; diesel exhaust, windshield washer fluids

Green Car Congress

MAY 16, 2021

A team of scientists from six institutions, including Akihiro Moriyoshi, Emeritus Professor Hokkaido University, have found that the presence of Trace Quantities of Organic Matter (TQOM) in modern concrete structures and asphalt pavements drive the deterioration of these structures. Akihiro Moriyoshi, et al. 0249761 ?.

Exhaust

Exhaust Diesel Water Maintenance

Study finds long-term exposure to black carbon from traffic exhaust at residential address increases the risk of stroke

Green Car Congress

NOVEMBER 1, 2019

Long-term residential exposure to locally emitted black carbon (BC) from traffic exhaust increases the risk of stroke even in low-pollution environments, according to a study by researchers at Karolinska Institutet and other universities in Sweden. g/m 3 ) of black carbon from traffic exhaust, the risk of stroke increased by 4%.

Exhaust

Exhaust Carbon Pollution Universal

The importance of considering non-exhaust traffic emissions; the role of EVs

Green Car Congress

MAY 2, 2016

Regulatory regimes seeking to reduce emissions from transport have largely focused on tailpipe emissions—i.e., the criteria pollutants and CO 2 that emerge with the exhaust from the tailpipe. Non-exhaust PM factors include tire wear, brake wear, road surface wear and resuspension of road dust. earlier post ). Background.

Exhaust

Exhaust Emissions Belgium Gasoline-Electric

SJTU team investigating ammonia HCCI combustion in free piston engine

Green Car Congress

FEBRUARY 13, 2023

Researchers at Shanghai Jiao Tong University are investigating ammonia-fueled HCCI combustion in a free piston engine. Ammonia is a promising carbon–neutral fuel, able to power heavy-duty vehicles, non-road machineries and ocean ships with zero CO 2 emission. They then applied various asymmetric piston trajectories in the model.

Engine

Engine Exhaust Emissions Fuel

Study: curbing diesel emissions could reduce mortality rates in big cities

Green Car Congress

OCTOBER 1, 2019

Freight transportation is a pillar of the US national economy, but while long-haul trucks account for less than 6% of the vehicle miles traveled over US highways, they account for about 40% of the emissions of air polluting particulate matter and about 55% of nitrogen oxides, the precursor to ozone in the atmosphere, the study said.

Emissions

Emissions Diesel Ozone United States

Chalmers study: ban on sales of fossil-fuel cars greatly reduces lifecycle GHG mainly due to tailpipe emissions; risk of carbon leakage in manufacturing

Green Car Congress

MAY 28, 2021

If a ban were introduced on the sale of new gasoline and diesel cars, and they were replaced by electric cars, the result would be a significant reduction in lifecycle carbon dioxide emissions primarily due to reduced tailpipe CO 2 emissions, according to a new lifecycle study by researchers at Chalmers University of Technology, Sweden.

Emissions

Emissions Carbon Manufacturer Sale

Study finds engines emit exhaust nanoparticles even when not fueled during engine braking

Green Car Congress

JANUARY 19, 2014

Exhaust particle size distributions measured by ELPI (color map) and particle concentration measured by CPC (white line) during individual engine braking conditions (speed change from 32 km/h to 0 km/h). The exhaust sample was taken from the exhaust manifold. The exhaust sample was taken from the exhaust manifold.

Exhaust

Exhaust Engine Fuel Greece

Study finds total PM10 emissions from EVs equal to those of modern ICEVs; role of weight and non-exhaust PM

Green Car Congress

APRIL 18, 2016

A new study by a team from the University of Edinburgh and independent engineering company INNAS BV has found that, when factoring in the additional weight and non-exhaust PM factors, total PM 10 emissions from electric vehicles (EVs) are equal to those of modern internal combustion engine vehicles (ICEVs). Click to enlarge.

Exhaust

Exhaust Emissions Gasoline-Electric 2016

Swiss team finds particle emissions from aircraft turbine engines at ground-idle induce oxidative stress in bronchial cells

Green Car Congress

MAY 17, 2019

In a study on the effect of exhaust particles from aircraft turbine engines on human lung cells, Swiss researchers have found that cells reacted most strongly to particles emitted during ground idling. Image: University of Bern /SR Technics Switzerland AG. Turbine engine in the testing facility (not running).

Engine

Engine Emissions Switzerland Gasoline

Researchers show mechanism by which diesel exhaust particles trigger respiratory “flare-ups”

Green Car Congress

MAY 23, 2017

Researchers at Imperial College London, working with colleagues from King’s College London and University of British Columbia, have demonstrated a mechanism by which diesel exhaust particles directly affect the lungs to initiate symptoms such as a tightening of the airways and cough. Robinson, Mark A. Birrell, John J. Wortley, Eric D.

Exhaust

Exhaust Diesel Pollution Guinea

Study measures the effect of regional change in clouds caused by ships’ emissions; masking GHG warming

Green Car Congress

MARCH 25, 2020

This puffy line is not just exhaust from the engine, but a change in the clouds that’s caused by small airborne particles of pollution. New research led by the University of Washington (UW) is the first to measure this phenomenon’s effect over years and at a regional scale. Michael Diamond/University of Washington. Diamond, M.

Emissions

Emissions Pollution 2003 Climate

China team propose method to reduce soot and CO emissions without NOx and thermal efficiency penalties in direct-injection natural gas engines

Green Car Congress

MAY 6, 2019

They analyzed the effects of the proportion of the natural gas pre-injection and the injection timing of the natural gas pre-injection based on the combustion and emission results. Owing to the advantages in emission reduction and reserves, natural gas engines are more and more concerned. —Li et al.

Gas

Gas Emissions Engine China

Surrey study investigates effect of group cycling on exposure to pollutants

Green Car Congress

APRIL 25, 2023

In an open access paper in the Journal of Wind Engineering and Industrial Aerodynamics , researchers at the University of Surrey (UK) have investigated the effect of group riding on cyclists’ exposure to vehicle pollutants. 2023.105333

Pollution

Pollution Wind London Emissions

Study identifies combustion-derived nanoparticles in diesel exhaust as the predominant mediator for adverse cardiovascular events

Green Car Congress

JULY 14, 2011

A European study lead by scientists at the University of Edinburgh (UK) has found that the combustion-derived ultrafine particles from diesel fuel are the predominant mediators of the adverse effects—harming blood vessels and increasing the chances of blood clots forming in arteries, leading to a heart attack or stroke.

Exhaust

Exhaust Diesel Pollution Emissions

New nanostructured earth abundant metal catalysts rival platinum on a weight basis; diesel emissions treatment

Green Car Congress

DECEMBER 1, 2017

A development in catalysis research by academics at the Universities of St Andrews and Newcastle could lead to new systems to treat diesel emissions. Catalysts are typically metallic nanoparticles—often platinum group metals—that are finely deposited upon a substrate. Dragos Neagu, Evangelos I. Papaioannou, Wan K.

Diesel

Diesel Emissions Exhaust Concept

Study finds NYC Clean Air Taxi rules successful in cutting pollution

Green Car Congress

MAY 30, 2019

New York City Clean Air Taxi rules are successful in cutting emissions and reducing air pollution, [link] to a new study by researchers at the Columbia University Mailman School of Public Health and Drexel University. exhaust emissions declined by 82% and 49%, respectively. Treat, David Evans, Kimberly R.

Taxi

Taxi Pollution Clean Cleaning

Study finds catalyzed gasoline particulate filters effective at reducing particulate and PAH emissions from GDI engines

Green Car Congress

FEBRUARY 22, 2018

Top: Gravimetric PM mass, PM mass calculated based on the IPSD method, black carbon, and EC/OC emissions over the LA92 cycle. Bottom: Total particle-phase PAH emissions, expressed in ng/mile, for both test vehicles over the LA92 cycle. Yang et al. Click to enlarge.

Gasoline

Gasoline Emissions Engine Fuel Economy

Effect of syngas composition on combustion and exhaust emission characteristics in a dual-fuel engine operated in PREMIER combustion mode

Green Car Congress

AUGUST 1, 2011

Researchers at Okayama University (Japan) found that conventional combustion in a pilot-ignited, supercharged duel-fuel engine powered with different types of syngas at various equivalence ratios can be transformed into combustion with two-stage heat release. The H 2 and CO 2 content of syngas affected the engine performance and emissions.

Exhaust

Exhaust Emissions Engine Fuel

New mixed-oxide catalysts shown as viable substitute for platinum catalysts for diesel exhaust aftertreatment

Green Car Congress

AUGUST 17, 2012

Under laboratory-simulated diesel exhaust conditions, this mixed-phase oxide material was superior to Pt in terms of cost, thermal durability, and catalytic activity for NO oxidation. Nanostellar was founded in California in 2004 by scientists from Stanford University and NASA Ames Research Center. Wang et al., Click to enlarge.

Exhaust

Exhaust Diesel Dallas Conversion

Birmingham study finds butanol-gasoline blend reduces GDI engine-out carbonaceous emissions; similar NOx

Green Car Congress

SEPTEMBER 3, 2017

A team at the University of Birmingham reports that a blend of 33% v/v of butanol in EN228 commercial gasoline containing 5% of ethanol (B33) reduces GDI (gasoline direct injection) engine-out carbonaceous emissions, while maintaining similar levels of NO x emissions when compared to standard gasoline combustion at low and medium engine loads.

Gasoline

Gasoline Emissions Engine B0

Study finds ethanol blending appears to reduce significantly genotoxic emissions from gasoline direct injection vehicles

Green Car Congress

OCTOBER 24, 2016

A research team from Empa (Swiss Federal Laboratories for Materials Science and Technology) and the University of Applied Sciences Bern, Laboratory for Exhaust Emission Control, reports that ethanol blending appeared to reduce genotoxic emissions from a flex-fuel Euro-5 gasoline direct injection (GDI) vehicle (a Volvo V60 with a 1.6

Gasoline

Gasoline Emissions Exhaust Vehicles

Reduction in diesel carbonyl emissions using F-T fuel from coal

Green Car Congress

MAY 29, 2014

Other research has shown that carbonyls directly influence physiological response to diesel exhaust particles and can also contribute to secondary organic aerosol formation. In the Tianjin study, they team fueled a four-cylinder light-duty diesel engine fueled with CFT and DF, identifying 13 individual carbonyl compounds in the exhaust.

Coal

Coal Diesel Emissions Fuel

Researchers propose low-temperature SOFC unit for reducing NOx and oxidizing HCs in lean-burn engine exhaust

Green Car Congress

FEBRUARY 9, 2012

Concept of the SOFC emissions control system. A team from National Tsing Hua University, Taiwan, reports that a low-temperature solid oxide fuel cell (SOFC) emissions control system for lean-burn engines can simultaneously reduce the high concentrations of NO x and oxidize hydrocarbon (HC) emissions. Click to enlarge.

Exhaust

Exhaust Engine Emissions Gas-Electric

New study finds that ship emissions from HFO and diesel adversely affect pulmonary macrophages

Green Car Congress

JULY 20, 2016

A study by European researchers has found that ship emissions from the combustion of heavy fuel oil (HFO) and diesel fuel (DF) have adverse effects on pulmonary macrophages, from increased cell death to altered metabolic profile, depending upon the aerosol component. Their open access paper is published in the journal PLOS ONE.

Diesel

Diesel Emissions Exhaust Oil

UC Berkeley study quantifies LD gasoline on-road emissions

Green Car Congress

NOVEMBER 27, 2013

Based on on-road measurements in their study, a team from the University of California Berkeley has estimated that, as of 2010, light-duty (LD) gasoline vehicles were responsible for 85% of CO; 18% of NO x ; 18% of organic aerosol (OA); and 6% of black carbon (BC) emissions from on-road motor vehicles in the United States.

Gasoline

Gasoline Emissions Diesel San Francisco

U Toronto study measures GDI emissions in urban near-road environment

Green Car Congress

FEBRUARY 5, 2016

A study of emissions from gasoline direct injection (GDI) vehicles in an urban near-road environment in Toronto over a wide range of weather conditions (February 2014 to January 2015) found that—other than for NO x and CO—the GDI engines had elevated emissions compared to the Toronto fleet. m from the roadway.

Environment

Environment Emissions Exhaust 2014

UBC researchers find life-cycle GHG benefits of LNG in marine shipping only from high-pressure dual-fuel engines in ocean-going vessels

Green Car Congress

MAY 20, 2019

A life-cycle assessment of emissions from domestic and imported liquefied natural gas (LNG), and heavy-fuel oil (HFO) for marine shipping by a team from the University of British Columbia has found that only high-pressure dual-fuel (HPDF) engines robustly reduce well-to-wake GHG emissions by 10% compared with their HFO-fueled counterparts.

Mariner

Mariner Engine Fuel Exhaust

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

Green Car Congress

JULY 18, 2022

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 vehicle test matrix had provisions for five vehicles on each emissions standards category (i.e.,

Fuel Economy

Fuel Economy Economy Fuel Ozone

UBC study associates exposure to diesel exhaust with changes in DNA methylation

Green Car Congress

JANUARY 9, 2015

In an open access study published in the journal Particle and Fibre Toxicology , a team from the University of British Columbia investigated the short-term effects of diesel exhaust inhalation on DNA methylation levels at CpG sites across the genome in circulating blood in asthmatics. Diesel Emissions Health'

Exhaust

Exhaust Diesel Pollution Canada

Researchers combine plasma-assisted nitrogen oxidation and lean NOx trap technology for ammonia production

Green Car Congress

OCTOBER 28, 2020

A team from KU Leuven and the University of Antwerp in Belgium has developed a new process that is suitable for the distributed, small-scale production of “green” ammonia. engine exhaust gas aftertreatment technology. . The process, called PNOCRA (Plasma Nitrogen Oxidation and Catalytic Reduction to Ammonia), combines plasma?assisted

Production

Production Exhaust Gas-Electric Belgium

Delphi and University of Luxembourg SnT partner on joint research on electronic control systems for automotive

Green Car Congress

DECEMBER 7, 2012

Leading global automotive supplier Delphi and the Interdisciplinary Centre for Security, Reliability and Trust ( SnT ) of the University of Luxembourg have signed a four-year agreement to cooperate on a joint research program involving electronic control systems for automotive applications.

Luxembourg

Luxembourg Universal Exhaust Automobile

HEI ACES study of lifetime animal exposure to New Technology Diesel Engine exhaust finds no lung cancer

Green Car Congress

JANUARY 27, 2015

The first study to conduct a comprehensive evaluation of lifetime exposure to new technology diesel exhaust (NTDE)—i.e., exhaust from heavy-duty diesel engines meeting EPA 2007 and later emissions requirements—has found no evidence of carcinogenic lung tumors. Earlier post.) Earlier post.)

Exhaust

Exhaust Diesel Engine 2007

Study finds “markedly” high levels of diesel exhaust present in commuter trains powered by locomotives in pull-mode

Green Car Congress

FEBRUARY 9, 2017

Diesel-powered commuter trains may expose their passengers to elevated levels of certain black carbon and ultrafine particles, especially in the coach directly behind the locomotive, according to a new study from researchers at the University of Toronto. A paper on the study is published in the journal Atmospheric Environment.

Exhaust

Exhaust Diesel Power Powered

ARPA-E awarding $39M to 16 projects to grow the domestic critical minerals supply chain

Green Car Congress

OCTOBER 28, 2022

The selected projects, led by universities, national laboratories, and the private sector aim to develop commercially scalable technologies that will enable greater domestic supplies of copper, nickel, lithium, cobalt, rare earth elements, and other critical elements. Columbia University. Harvard University. Earlier post.)The

Supplies

Supplies Ni-Li Carbon Universal

UK researchers report that alcohols in windshield washer fluid are major unreported source of VOCs emissions from cars, including EVs

Chalmers study finds ship exhaust gas scrubbers responsible for up to 9% of certain hazardous emissions into Baltic Sea

Study links exposure to diesel exhaust particles to pneumococcal disease susceptibility

Researchers capture first images of CO2 emissions from commercial aircraft engine using chemical species tomography

SwRI CAT-DEF reduces heavy-duty diesel emissions to meet CARB 2027 NOx requirements

Japan, China researchers develop plasma-assisted MnO2 filter that produces zero-NO2, -SO2 diesel exhaust

U Birmingham study finds DPFs have limited impact on ultrafine particle emissions

Monash study on solar-driven electrolysis for green hydrogen production cautions on life-cycle emissions and EROI

Study links ambient PM2.5 and ozone specifically caused by vehicle exhaust emissions to ~361,000 premature deaths worldwide in 2010 and ~385,000 in 2015

Study finds total greenhouse gas footprint of blue hydrogen “quite high” due to fugitive methane

Study links deterioration of concrete and asphalt to trace quantities of organic matter; diesel exhaust, windshield washer fluids

Study finds long-term exposure to black carbon from traffic exhaust at residential address increases the risk of stroke

The importance of considering non-exhaust traffic emissions; the role of EVs

SJTU team investigating ammonia HCCI combustion in free piston engine

Study: curbing diesel emissions could reduce mortality rates in big cities

Chalmers study: ban on sales of fossil-fuel cars greatly reduces lifecycle GHG mainly due to tailpipe emissions; risk of carbon leakage in manufacturing

Study finds engines emit exhaust nanoparticles even when not fueled during engine braking

Study finds total PM10 emissions from EVs equal to those of modern ICEVs; role of weight and non-exhaust PM

Swiss team finds particle emissions from aircraft turbine engines at ground-idle induce oxidative stress in bronchial cells

Researchers show mechanism by which diesel exhaust particles trigger respiratory “flare-ups”

Study measures the effect of regional change in clouds caused by ships’ emissions; masking GHG warming

China team propose method to reduce soot and CO emissions without NOx and thermal efficiency penalties in direct-injection natural gas engines

Surrey study investigates effect of group cycling on exposure to pollutants

Study identifies combustion-derived nanoparticles in diesel exhaust as the predominant mediator for adverse cardiovascular events

New nanostructured earth abundant metal catalysts rival platinum on a weight basis; diesel emissions treatment

Study finds NYC Clean Air Taxi rules successful in cutting pollution

Study finds catalyzed gasoline particulate filters effective at reducing particulate and PAH emissions from GDI engines

Effect of syngas composition on combustion and exhaust emission characteristics in a dual-fuel engine operated in PREMIER combustion mode

New mixed-oxide catalysts shown as viable substitute for platinum catalysts for diesel exhaust aftertreatment

Birmingham study finds butanol-gasoline blend reduces GDI engine-out carbonaceous emissions; similar NOx

Study finds ethanol blending appears to reduce significantly genotoxic emissions from gasoline direct injection vehicles

Reduction in diesel carbonyl emissions using F-T fuel from coal

Researchers propose low-temperature SOFC unit for reducing NOx and oxidizing HCs in lean-burn engine exhaust

New study finds that ship emissions from HFO and diesel adversely affect pulmonary macrophages

UC Berkeley study quantifies LD gasoline on-road emissions

U Toronto study measures GDI emissions in urban near-road environment

UBC researchers find life-cycle GHG benefits of LNG in marine shipping only from high-pressure dual-fuel engines in ocean-going vessels

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

UBC study associates exposure to diesel exhaust with changes in DNA methylation

Researchers combine plasma-assisted nitrogen oxidation and lean NOx trap technology for ammonia production

Delphi and University of Luxembourg SnT partner on joint research on electronic control systems for automotive

HEI ACES study of lifetime animal exposure to New Technology Diesel Engine exhaust finds no lung cancer

Study finds “markedly” high levels of diesel exhaust present in commuter trains powered by locomotives in pull-mode

ARPA-E awarding $39M to 16 projects to grow the domestic critical minerals supply chain

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