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A study by European researchers has found that two-stroke (2S) scooters, although constituting a small fraction of the fleet, can dominate urban vehicular pollution through organic aerosol and aromatic emission factors up to thousands of times higher than from other vehicle classes. —Platt et al.
The US DOE recently awarded $17 million to 17 FY 2014 Small Business Innovation Research (SBIR) Phase II projects to further develop Phase I projects and to produce a prototype or equivalent within two years. Selected vehicle and hydrogen technology projects are: FY 2014 SBIR Phase II vehicle projects. Lead organization. Description.
billion) on 53 projects targeting air pollution, especially for PM2.5 Exhaust from motor vehicles and boats account for 25% of the PM 2.5 , according to the Shanghai Environmental Protection Bureau said yesterday. Currently, there are over 200,000 high-polluting vehicles on local roads. Shanghai Daily. billion yuan (US$1.63
The California Air Resources Board is accepting applications for the 2014 Haagen-Smit Clean Air Awards. California’s premier air quality award is named for the late Dr. California’s premier air quality award is named for the late Dr. Arie Haagen-Smit, known as the “father” of air pollution science and control. 2014, and 1 Dec.2014.
The California Air Resources Board approved a new regulation designed to reduce pollution further from ocean-going vessels while docked at California’s busiest ports. That rule has achieved an 80% reduction in harmful emissions from more than 13,000 vessel visits since 2014.
-alumina supports along with a small amount of lanthanum oxide can efficiently turn the carbon monoxide in automotive exhaust into carbon dioxide at temperatures as low as 40 ?Celsius, Most of the pollutants from a modern automobile are emitted during the first 30 seconds of starting a car, when the catalyst is still being warmed.
The global market for sensors used in internal combustion engines (ICE) is on the road of steady growth for the next few years, propelled by increasing utilization in engine management and exhaust aftertreatment, according to a new report from IHS Technology. during the next five years from 2014 to 2019. billion in 2013.
On 30 December, the city government of Shenzhen, China announced that it will only issue 100,000 license plates per year via lotteries and auctions, with immediate effect, to fight congestion and pollution. increase from 2013. million parking spots. index to exceed a safe limit.
the criteria pollutants and CO 2 that emerge with the exhaust from the tailpipe. However, there is more than 15 years of research showing that the contribution of non-exhaust primary particles to the total traffic generated primary particles is significant in urban areas. Further, a 2013 review by Denier van der Gon et al.
Based on a three-year study of toxic and environmentally relevant pollutants from gasoline direct injection (GDI) engines, Swiss researchers have concluded that some GDI engines emit just as many soot particles as unfiltered diesel cars did in the past. Further, the GDI particles carry numerous carcinogenic substances. —Norbert Heeb.
New research by scientists at King’s College London suggests that air pollution from London’s roads is improving overall but more work may be needed to tackle some sources of traffic pollution, which continue to breach limits in many parts of the city. No data was available to compare trends in ΔPM 2.5 between the two periods.
Fiat is updating its 500L range for 2014 with two new turbocharged 120 hp (88 kW) engine options—the 1.6 The exhaust gas treatment system implements close-coupled DPF technology which efficiently integrates the oxidizing catalytic converter and the particulate filter (CCDPF). MultiJet II turbodiesel and the 1.4 MultiJet II.
While changes in DNA methylation have been associated with traffic-related air pollution in observational studies, the specific mechanisms have not been explored in a controlled study of asthmatics. Usually when we look at the effects of air pollution, we measure things that are clinically obvious—air flow, blood pressure, heart rhythm.
The claim that emissions from diesel engine exhausts from road transport are the main cause of lung cancer in humans thus “ needs to be seriously challenged, ” the paper concluded. —“Diesel Engines Exhausts: Myths and Realities”. The amount of diesel exhaust people are exposed to varies greatly. tuning should be warranted.
The California Air Resources Board (ARB) has released , for public review, a concept paper to initiate discussion on the development of a Short-Lived Climate Pollutant Reduction Strategy. Short-lived climate pollutants (SLCPs) include methane, tropospheric ozone, black carbon, and fluorinated gases.
Additionally, LNG engines are tuned to either emit low nitrogen oxide (NO x ) emissions—at the cost of higher methane emissions in some cases—or to incorporate NO x reduction technologies such as exhaust gas recirculation (EGR) or selective catalytic reduction (SCR). Olmer et al. —Pavlenko et al.
Battery electric cars emit less greenhouse gases and air pollutants over their entire life cycle than petrol and diesel cars, according to a European Environment Agency (EEA) report. For local air quality, electric vehicles also offer clear benefits, mainly due to zero exhaust emissions at street level.
Petrobras launched new regular and premium ultra-low-sulfur gasoline throughout Brazil on 1 January 2014, entirely replacing the previous regular and premium gasoline. California, Europe, Japan, South Korea, and several other countries have gasoline sulfur limits of 10 ppm. Earlier post.). Sample of outgoing S-800 and incoming S-50.
The US Environmental Protection Agency (EPA) announced the availability of $9 million in grant funding for clean diesel projects to reduce diesel pollution and emissions exposure from the nation''s existing fleet of diesel engines. The closing date for receipt of proposals is 17 June 2014.
Mayor Hidalgo described her anti-pollution plan, which will be considered by the Conseil de Paris (the assembly governing the city) on 9 February, to the weekly Le Journal du Dimanche (leJDD) on 6 December. European regulations reduced pollutant emissions from diesel vehicles to those of gasoline vehicles.
While that report projected vessel activity, it did not explore the environmental impacts of increased shipping in terms of air emissions or the potential climate impacts from increases in short-lived climate pollutants such as black carbon. Click to enlarge. ships diverting from prior routes to Arctic routes. Regulatory background.
The Volkswagen Group intends to launch at least 6 new plug-in hybrid models starting in 2014 and beyond. Among alternative drive systems, plug-in hybrids in particular offer great potential, Winterkorn said. Earlier post.). Winterkorn stressed that over the medium- and long-term, different drive system technologies would exist side by side.
Haldor Topsøe A/S has won the Danish Engineering Product Award 2014 (in Danish Ingeniørens Produktpris 2014) for its new ECO-Jet solution. Particulate filter systems are developed for diesel engine exhaust with a relatively low sulfur and ash content.
liter engines for model years (MY) 2014 through 2016 that results in increased NO x emissions of up to nine times EPA’s standard. The vehicles covered by the new NOV are the diesel versions of the 2014 VW Touareg, the 2015 Porsche Cayenne, and the 2016 Audi A6 Quattro, A7 Quattro, A8, A8L, and Q5. Earlier post.).
The US EPA and San Diego County Air Pollution Control District (SDAPCD), in cooperation with US Customs and Border Protection and the US General Services Administration have installed a new air pollution monitor at the San Ysidro Port of Entry. vs. non-border commuters. vs. non-border commuters. Galaviz, M.G. Simpson, J.E. Hoffman, D.
An exhaust valve is configured to exhaust combustion products from the main working chamber. The spinning air/fuel mixture is ignited and the main cylinder and main piston are configured to extract mechanical energy from the ignited spinning air/fuel mixture.
Emissions from shipping due to the combustion of marine fuels with a high sulfur content contribute to air pollution in the form of sulfur dioxide and particulate matter, which harm human health and contribute to acidification. in this context the potential for reducing air pollution by ships. as from 1 January 2015.
The Directorate for Engineering is now seeking proposals (NSF 12-559) for awards totalling up to $12 million for FY 2012, 2013, and 2014, pending availability of funds. Liquid fuels have dominated transportation systems for over a century and will continue to do so for decades to come.
Daimler subsidiary Daimler Trucks North America (DTNA) has been certified by the Environmental Protection Agency (EPA) as fully compliant with the new “Greenhouse Gas 2014” (GHG14) regulation ( earlier post ) for its complete product portfolio of model year 2013 long-distance haulage, medium-duty, construction and municipal vehicles.
BlueHDi technology, which was gradually rolled out across the PSA Group’s vehicles from September 2013 ahead of the introduction of the Euro 6 standard in September 2014, is now used on all Peugeot, Citroën and DS brand Euro 6 diesel models. engines (815,000 units manufactured since its launch in 2014) and 2,000 are 2.0l
An open-access paper on their work is published in the journal Environment International While the World Health Organization has not yet set a guideline for safe levels of ultrafine particles, it recognizes that particulate pollution overall is associated with negative impacts on cardiovascular and respiratory health.
On 3 June 2014, Doosan Engine successfully completed the engine’s official trial run in the presence of the shipowner, shipyard, and classification society representatives. MAN Diesel & Turbo sees significant opportunities arising for gas-fueled tonnage as fuel prices rise and modern exhaust-emission limits tighten.
The four-year joint-industry consortium, scheduled to kick off 27 June 2014, will be open to engine and vehicle manufacturers and affiliated businesses in the automotive industry, including catalyst formulators, substrate and component manufacturers, and emission control system integrators.
Annex VI of the International Convention for the Prevention of Pollution from Ships (MARPOL 73/78) introduced a stepwise approach to the reduction of emissions of NOx from new marine vessels. That amendment will be considered at MEPC-66 in April 2014. sulfur fuel that will be made available in sulfur emission control areas.
Using a single-cylinder, wall-guided, spark ignition direct injection engine, the NREL team independently swept SOI (start of ignition), spark timing fuel injection pressure, intake cam phasing, exhaust cam phasing, and fuel?air PN emissions at high loads are insensitive to spark timing, intake cam phasing, and exhaust cam phasing.
Issues covered in the briefing include emissions, air pollution, noise and renewable energy and the impact of transport on ecosystems and biodiversity. It also continues to be a significant source of harmful air pollution, especially through emissions of nitrogen dioxide and particulate matter. Air pollution.
Theoretically, cars operating on higher ethanol blends than the design point could emit greater concentrations of pollutants in exhaust gas. In the cylinder where combustion takes place, the fuel evaporates before it is burned, and this evaporation helps cool off the air/fuel mixture and exhaust gas. 25% E85 in 2022.
This will allow to cut down fuel consumption and pollutant emissions (compared to conventional drive vehicles). This enables a substantial reduction of vehicle exhaust and noise emissions in places where the passengers dwell. skie region for 2014-2020. Passengers will be guaranteed 37 seats on a bus.
However, only a small fraction of SOA formed during photo-oxidation of dilute LDGV exhaust in a smog chamber is explained by single-ring aromatic compounds. The relationships between IVOCs and other pollutants were examined to develop methods for estimating IVOC emissions from existing data. Gordon et al. —Zhao et al. Maricq, M.
FCA and Cummins allegedly knew about the washcoat defect for years—at least as early as 2014—but failed to take action to mitigate the drop in the trucks’ performance or prevent the illegally high levels of pollution emitted by affected RAM trucks.
Furthermore, the study shows the potential for a 30% improvement in fuel economy over the equivalent performance Cummins ATLAS Tier 2 Bin 2 engine ( earlier post ) as well as a significant improvement in NO x and PM (42-74%, depending upon drive cycle and pollutant). Achates Power, Inc., Background. Air system. Kalebjian, C., Kessler, J.,
The 2014 Canter meets the requirements of different emissions standards, depending on the weight variant. Up to a reference mass of 2380 kg, the complete vehicle has its emission characteristics tested on a chassis dynamometer, with the result being shown in pollutants per km. Emissions standards and testing.
and FCA US LLC (collectively FCA) for alleged violations of the Clean Air Act for installing and failing to disclose at least eight auxiliary emissions control devices (AECDs) in light-duty model year 2014-2016 Jeep Grand Cherokees and Dodge Ram 1500 trucks with 3.0-liter EGR shut-off for exhaust valve cleaning.
Due to their high oxygen concentration, they suppress pollutant formation in combustion. Further development of diesel and gasoline fuels now offers the chance of preventing the formation of hazardous exhaust gases directly at their origin, i.e. during combustion in the engine. Ford is currently leading a €3.5-million million (US$3.9-million)
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