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New Mahle piston ring coating for high-output GTDI engines; chromium nitride using high-velocity oxygen fuel process

Green Car Congress

Under development since 2011 at Mahle’s thermal spray development labs in Michigan, the new process initially was designed for high-output GTDI engines currently in production by two US domestic automakers. Mahle has developed a new thermal spray coating for modern high-output direct-injection turbocharged gasoline engines (GTDI).

Engine 150
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Volvo Car Corporation introducing start/stop technology in cars with automatic transmissions

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Beginning early in September 2011, the six-speed automatic transmission with start/stop becomes available in the D3 versions of four Volvo models: S60, V60, V70 and S80. An electric pump keeps oil pressure up in the automatic gearbox while the engine is stopped. Downsized five-cylinder engine.

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DOE awards Envera $2.8M to develop and to test efficient variable compression ratio engine

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VCR 4-cylinder engine (projected data) from a 2011 report by Envera. The new engine will achieve high efficiency using the Atkinson Cycle with an 18:1 compression ratio, combined with aggressive engine downsizing. Engine downsizing is a key tool in improving fuel economy. Brake specific fuel consumption (BSFC) curves for a 5.7L

Engine 207
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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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The global energy supply became 6% cleaner from 1971 to 1990,in response to the oil shocks of the 1970s. In 2012, sales of hybrid-electric vehicles passed the one million mark. million, up 43% from 2011. Engine downsizing and weight reduction represent around 30% of that potential collectively. tCO 2 /TJ (2.39

Carbon 265
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EPA official: the future of the internal combustion engine is bright and clear

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Even while projecting to the future and talking about batteries and electric vehicles, he said, “ when you look at our actual analysis and you look to our projections for the future, 95% or more of the vehicles, all of the heavy-duty vehicles in our analysis are relying on IC engines. Electricity, hydrogen, biofuels.

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

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In terms of powertrain technologies, Renault focused on the introduction of new technologies for internal combustion engines and conventional transmissions, as well as outlining its commitment to electric powertrains. Reduced transmission friction thanks to the use of low viscosity oils. Variable flow oil pump. Select Engines.

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Former Commerce and Transportation Secretary Norman Mineta urges technology neutral policies in reaching proposed CAFE standards

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Washington, DC’s current focus is electric vehicles (EVs) and electric technology. The Environmental Protection Agency (EPA) continues to employ outdated mileage formulas (55 city 45 highway) that do not accurately represent consumers driving habits and dramatically tilts manufacturers into producing electric-vehicle solutions.

Standards 247