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Audi using supplementary port fuel injection to address particulates from gasoline direct injection

Green Car Congress

liter EA888 Gen3 engine featured in Audi’s all-road shooting brake plug-in hybrid concept unveiled at the North American International Auto Show this week ( earlier post ) features—as does its production ilk—a dual injection system that combines direct injection with indirect injection into the intake manifold. Earlier post.).

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

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Low-speed pre-ignition (LSPI) causes heavy engine knock and can seriously damage engine parts or cause complete engine failure. The presence of low-speed pre-ignition is considered a major impediment to automobile manufacturers’ efforts to aggressively downsize engines to reduce carbon dioxide emissions. Earlier post.).

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Nissan’s Intelligent Mobility vision builds on electrification, autonomous drive and vehicle intelligence

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Nissan outlined its Intelligent Mobility vision at the Geneva International Motor Show. An on-road demo event in Europe in 2016, will showcase the maturity of Nissan’s autonomous drive technology. Nissan said it is committed to enabling vehicles to be part of that connected ecosystem. Nissan Intelligent Integration.

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Toyota continues prepare the market for fuel cell vehicle in 2015

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Re-emphasizing the general technology points that have emerged over the past few months at different events while adding a bit more detail, Yoshikazu Tanaka, Product General Manager of the Product Planning Group, said at the Geneva show that Toyota’s current fuel cell (FC) system features an output power density of 3.0 Click to enlarge.

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IEA: carbon intensity of global energy supply has barely changed in last 20 years; “window of opportunity in transport”

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In a fairly bleak assessment of global progress towards low-carbon energy, the International Energy Agency (IEA) concluded that, despite a few bright spots such as the rapid expansion of renewable technologies and the growth of hybrid and EV sales, the progress is far below that required to achieve a 2 °C pathway—i.e., Source: IEA.

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Eaton Highlights Range of New Products to Reduce Fuel Consumption and Emissions

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In the event of slippage it instantaneously engages a hydraulic power supply to transfer extra torque to the wheel with the most traction by modulating the differential from fully open to fully locked, and anywhere in between, depending on driving conditions. —Dave Genise.

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National Research Council Study Finds That Available Technologies Can Result in Significant Fuel Savings for Passenger Vehicles Over the Next 15 Years, But at Higher Purchase Prices for Consumers

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For example, the report notes the promise of cylinder deactivation, turbocharging and downsizing. The committee estimated costs for turbocharging and downsizing to range from close to zero, when converting from a V6 to a four cylinder engine, to almost $1,000 when converting from a V8 to a V6.

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