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MECA report assesses technology feasibility for heavy-duty diesel trucks to meet lower NOx standards by 2024

Green Car Congress

The Manufacturers of Emission Controls Association (MECA) released a report assessing market-ready technologies being commercialized by suppliers of emission control and efficiency components for heavy-duty diesel vehicles to meet lower intermediate standards for oxides of nitrogen (NO x ) by 2024 as a transition to final standards in 2027.

Standards 191
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Volkswagen Emphasizes Downsizing at 30th Vienna Engine Symposium; Highlights 1.2 TSI and 1.6 TDI

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Continuing to emphasize a downsizing approach, Volkswagen presented two new engines at the at the 30 th Vienna Engine Symposium (7-8 May): the 1.2-liter The potential of internal combustion engines is far from exhausted. Downsizing is rigorously being developed in the volume segments with the 1.2 Click to enlarge. TSI and the 1.6

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2014 Sprinter van for US standard with new 2.1L diesel; new driver assistance features

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The new MY2014 Mercedes-Benz Sprinter van for the US now features a 2.1L, 4-cylinder diesel with a t-speed automatic transmission as standard. The two overhead camshafts actuate 16 intake and exhaust valves. Charging takes place at all times via a two-stage exhaust-gas turbocharger system.

2014 306
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Downsized 4.0 TFSI for Audi S8 cuts fuel consumption 23% compared to predecessor; cylinder deactivation and start-stop

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The cylinder case is made from an aluminum-silicon alloy using a low-pressure chill casting process that achieves a high standard of homogeneity, according to Audi. Audi’s principle of downsizing: “ Forced induction replaces displacement ” One twin-scroll turbocharger per cylinder bank compresses the fresh air.

Audi 199
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Nissan adding new 2.0L turbo to Skyline lineup in Japan

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The new turbocharged gasoline engine achieves a superior level of engine performance with maximum power output of 155kW (211ps) while improving fuel economy with its downsized displacement. All grades of the next-generation Skyline turbo model achieve the 2015 fuel economy standard, qualifying for tax breaks. km/L (32 mpg US, 7.35

Japan 262
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MECA report finds additional NOx emission reductions from new heavy-duty trucks achievable and cost-effective

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which are regulated under the National Ambient Air Quality Standards (NAAQS) because of their adverse effects on human health and the environment. In this report, MECA provides our assessment of technologies being commercialized by component suppliers, including MECA members, to help their customers comply with future lower NO x standards.

Emissions 291
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Renault 2010 Environment Workshop, Part 1: Combustion Engine Technology and Product Plans

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Renault’s ongoing downsizing strategy is aimed at reducing the cubic capacity of its engines in order to bring down fuel consumption and CO 2 emissions, without detracting from performance. Reduced transmission friction thanks to the use of low viscosity oils. 190 N·m), yet its downsized 1,397cc block is more fuel efficient.