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SwRI engineers develop near-zero emissions diesel engine technology; 90% reduction of NOx

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Southwest Research Institute engineers have developed the next generation of clean diesel engine technology to reduce hazardous nitrogen oxides (NO x ) and carbon dioxide emissions while minimizing fuel consumption. —SwRI Research Engineer Bryan Zavala, a member of the low NO x development team.

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ORNL team achieves diesel-like efficiency with SI engine

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A team at Oak Ridge National Laboratory (ORNL) has achieved diesel-like efficiency in a single-cylinder spark-ignition (SI) research engine while maintaining compatibility with stoichiometric 3-way catalyst (TWC) systems. A paper on their work is published in the International Journal of Engine Research. Splitter et al.

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LiquidPiston introduces XTS-210 25hp heavy-fueled rotary engine; 1/5th size & weight of current diesel piston engines of same power

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LiquidPiston, an innovator of compact and efficient engine technology and hybrid power systems, intends to commercialize the XTS-210, a 25-horsepower, two-stroke, supercharged, liquid-cooled, 210cc rotary engine. The XTS-210 is heavy-fuel compatible (diesel, Jet A, JP-8, kerosene) and multi-fuel capacble (gasoline, propane, hydrogen).

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Bosch and Weichai Power boost efficiency of Weichai truck diesel engines from 46% to 50%

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Bosch and Weichai Power have increased the efficiency of Weichai truck diesel engines from their current level of roughly 46% to 50%. Even though the diesel engine is nearly 130 years old, its development continues. Bosch provides its modular common-rail system for the six-cylinder diesel engine with 12.9

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Jaguar Land Rover produces more than 1.5M Ingenium engines; adds new straight-six diesel MHEV to family; fuel cell concept coming

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million Ingenium engines at its Engine Manufacturing Center in Wolverhampton, UK. The UK manufacturer is now adding a new straight-six diesel to the family. The advanced in-line Ingenium diesel engine, featuring mild hybrid technology (MHEV), joins the range of six-cylinder gasoline and four-cylinder gasoline and diesel engines.

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ClearFlame Engine Technologies partners with Alto Ingredients to demo ethanol-fueled MCCI in heavy-duty diesels; high efficiency, low emissions

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Startup ClearFlame Engine Technologies announced a partnership with Alto Ingredients, a leading producer of specialty alcohols and essential ingredients, to conduct pilot demonstrations of ClearFlame’s solution for diesel engines using low-cost ethanol in Class 8 trucks. In fact, it increases power by 25%.

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Optimized heavy-duty CI engine fueled with DME delivers diesel performance, significantly reduces engine-out emissions

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A team from Empa - Swiss Federal Laboratories for Materials Science and Technology and FPT Motorenforschung reports in an open-access paper in the journal Fuel on the performance and emission characteristics of an 11-liter heavy-duty compression ignition engine which was optimized specifically for DME (dimethyl ether) combustion.

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