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Volkswagen 2.0 TDI diesel for Euro 6d; SCR twin-dosing

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With SCR twin dosing technology in the exhaust gas system, the diesel unit now undercuts the Euro 6d emission standard limits while also running quietly and smoothly, according to the company. The four-cylinder TDI engine with the internal designation EA 288 made its debut in 2012. As previously, the 2.0

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FEV working on water injection system using exhaust condensate; fuel consumption improvements up to 16% possible

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FEV is developing a water injection system for internal combustion engines using condensate from exhaust gases, the “Extended Direct Condensate Injection” system. The concept, as reported in a new paper in the International Journal of Engine Research , demonstrates a potential for efficiency increase of 3.3% – 3.8%

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BMW introduces i7 Protection; first production electric protection model

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They are set to make their public debut at the IAA Mobility 2023 international motor show in Munich, with deliveries commencing in December 2023. The integrated protection concept of the new BMW i7 Protection and BMW 7 Series Protection was factored into the development of the new 7 Series range.

BMW 370
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Mazda unveiling KAI Concept with SKYACTIV-X SPCCI engine; more details on the technology

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At the Tokyo Motor Show, Mazda is introducing the KAI CONCEPT compact hatchback ( earlier post ), powered by the next-generation SKYACTIV-X spark-controlled compression-ignition (SPCCI) gasoline engine ( earlier post ), SKYACTIV-Vehicle Architecture and a more mature expression of the KODO design language. Earlier post.). Earlier post.).

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ORNL-led team developing breakthrough high-temperature, high-strength Al alloy for advanced light-duty engines

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Projected conditions for internal combustion engines in 2025 push light-duty engine exhaust temperatures into the low end of gas turbine regimes, Haynes said. The increasing piston, cylinder, head, exhaust valve and turbocharger temperatures represent significant structural materials—and cost—challenges.

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Behind Audi’s new “rightsized” efficient EA888 Gen.3B family

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The new Audi engine combines shorter intake events with a high geometric compression ratio; together with other refinements to the basic engine, the new combustion concept enables a reduction in combined cycle CO 2 emissions of up to 10-12 g/km compared to its predecessor. Fuel consumption maps comparing Gen.3 Audi says that the new 2.0L

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SwRI’s HEDGE Technology Eliminates Low-Speed Pre-Ignition in Highly Boosted Engines

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Southwest Research Institute (SwRI) has successfully demonstrated that its HEDGE (High-Efficiency, Dilute Gasoline Engine) technology, using cooled exhaust gas recirculation (EGR) and advanced ignition systems, suppresses low-speed pre-ignition in turbocharged gasoline direct-injection engines. Earlier post.).

Engine 186