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Cummins progressing with lightweight downsized T2B2 diesel for pickup; 40% improvement in fuel economy over gasoline V8

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At the US Department of Energy’s (DOE’s) Annual Merit Review meeting in Washington, DC last week, Michael Ruth from Cummins noted that the DOE program target for the project is a fuel economy (CAFE) target of 26 mpg (9.05 l/100 km), and as such would not meet the GHG requirement of 28 mpg (8.4 Exhaust system configuration.

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SwRI D-EGR gasoline demo vehicle delivers diesel efficiency at lower cost; potential for LEV III/Tier 3 emissions

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mpg) and a 9.2% Southwest Research Institute (SwRI) announced preliminary test results of its Dedicated-Exhaust Gas Recirculation (D-EGR) demonstration vehicle ( earlier post ) at the SAE 2014 World Congress in Detroit. liter gasoline direct injection engine. Hydrogen-enriched exhaust is routed to the intake.

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Audi introduces new high-efficiency 2.0L TFSI based on Miller cycle; 190 hp, 47 mpg

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TFSI gasoline turbocharged direct injection engine for the first time at the Vienna Motor Symposium this week. mpg US) in the NEDC, clearly undercutting both its predecessor and comparable competitors. This also addresses particulates from gasoline direct injection. Audi introduced its new series-production 2.0 l/100 km (47.0

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Hyundai Unveils Its First Production Gasoline Direct Injection Engine

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Theta II GDI, its first Gasoline Direct Injection engine before an audience of engineers attending the Ninth Annual Hyundai-Kia International Powertrain Conference in Korea. GDI application will subsequently be expanded across the gasoline engine family and applied to other Hyundai models. Theta II GDI. Click to enlarge.

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Cummins ATLAS light-duty diesel surpasses fuel economy targets, with criteria emissions lower than Tier 2/Bin 2

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The demonstration vehicle, provided by Nissan North America, is a 2010 Nissan Titan originally equipped with a gasoline V8 engine. kg) lighter than the original all-aluminum gasoline V8. Test cycle fuel economy (mpg). The Highway Fuel Economy Test (HFET) and FTP-75 Test (city) cycles demonstrated fuel economy above 35 mpg (6.72

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Mercedes brings lean-burn, stratified BlueDirect to CLA-Class for 7% boost in fuel economy; new all-wheel A-Class diesels

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liter, four-cylinder engine of the new CLA 250 is a member of the BlueDIRECT family of gasoline engines, and was first applied in combination with exhaust-gas turbocharging and external high-pressure exhaust gas recirculation in the E 250 Coupé introduced last year ( earlier post ). (It l/100 km (43.6 Source: Vent et al.

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Progress on ATLAS: Cummins’ Tier 2 Bin 2 light duty diesel project

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mpg US vs. 18.6 mpg US, or 9.0 L/100km) over the gasoline V8 it could replace. The engine will leverage low-pressure EGR to reduce pumping work, and feature a fabricated exhaust manifold (rather than using cast iron). L/100km vs. 12.6 Click to enlarge. The DOC/DPF aftertreatment is assembled onto engine.

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