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EIA: trends in downsized engine design leading to increased demand for higher-octane gasoline

Green Car Congress

Automakers are using a number of approaches and technologies to address the requirements of the Corporate Average Fuel Economy (CAFE) regulations, including, but not limited to: weight reduction; conventional engine and transmission efficiency improvements; better aerodynamics; and further development and sale of hybrids and electric vehicles.

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HyBoost demonstrator debuts at LCV2011; 50% by swept volume downsizing with low-cost electrification

Green Car Congress

In implementing this 50% downsizing by swept volume, the research team delivered zero degradation in driveability, performance or acceleration. Earlier post.).

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Pierburg GmbH electric compressor for turbos

Green Car Congress

Pierburg GmbH, part of the KSPG Group, has developed an electric compressor for spontaneously boosting the charge pressure of engines fitted with an exhaust-gas turbocharger. This component allows pressure to be increased regardless of the exhaust-gas energy availability.

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Valeo acquires electric supercharger business from Controlled Power

Green Car Congress

With this move, Valeo becomes the first automotive supplier to offer its customers a range of electric superchargers. Unlike exhaust-driven turbochargers, electric superchargers are driven by an electric motor. Highly efficient at low engine revolutions, electric superchargers make it possible to downsize engines.

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Report: Mercedes pulls the plug on range-extended EV possibilities

Baua Electric

This engine reportedly acted purely as a generator, supplying power to an electric motor rather than directly driving the wheels. This engine reportedly acted purely as a generator, supplying power to an electric motor rather than directly driving the wheels. But in 2021 it aborted that plan.

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CPT launching water-cooled electric supercharger for commercial diesel engines

Green Car Congress

Cobra electric supercharger. At the 17 th Supercharging conference this week in Dresden, Controlled Power Technologies (CPT) will launch what it says is the first water-cooled electric supercharger developed for “quasi-continuous” boosting of commercial diesel engines, including those developed for off highway applications.

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Eaton contributing several components to DOE SuperTruck II program

Green Car Congress

We have—and continue to develop—technologies that reduce NO x emissions and improve the overall fuel economy of internal combustion diesel engines, as well technologies for electric, hybrid and fuel cell commercial vehicles. Mihai Dorobantu, director, Technology Planning and Government Affairs, Eaton’s Vehicle Group.

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