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Cummins progressing with lightweight downsized T2B2 diesel for pickup; 40% improvement in fuel economy over gasoline V8

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Cost of the new engine relative to gasoline baseline. So far, Ruth noted, the new engine has achieved target engine-out emissions (EOE), performance and fuel economy; aftertreatment catalyst performance has met or exceeded the targeted conversion rates, enabling an increased allowance on engine out HC. Earlier post.). Source: Cummins.

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Study finds catalyzed gasoline particulate filters effective at reducing particulate and PAH emissions from GDI engines

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The researchers assessed the gaseous, particulate, and genotoxic pollutants from two current technology gasoline direct injection vehicles when tested in their original configuration and with a catalyzed gasoline particulate filter (GPF). liter downsized turbocharged centrally-mounted direct injection engine. Johnson, David R.

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Controlled Power Technologies Packages Its Switched Reluctance Systems in ‘RegEnBoost’ System for Enhanced Support for Downsizing

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CPT says that the RegEnBoost system enables a typical family-sized car to achieve less than 100 g/km CO 2 with a 1-liter gasoline engine, but when required can offer the same lively performance and in-gear acceleration of a 2-liter naturally aspirated powertrain.

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Brunel engineers optimizing CAI combustion in 2-stroke camless gasoline DI engine

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Operating range of 2-stroke CAI fueled with gasoline, E10 and E85. Accordingly, the processes have been extensively researched over the last decade and adopted on prototype gasoline engines (e.g., Zhang et al. 2013a) Click to enlarge. Controlled autoignition (e.g., Controlled autoignition (e.g., GM’s ongoing work, earlier post ).

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NRC report finds significant number of near-term technologies could greatly reduce fuel consumption in passenger cars

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The report, Assessment of Technologies for Improving Light Duty Vehicle Fuel Economy estimates the potential fuel savings and costs to consumers of available technology combinations for three types of engines: spark-ignition gasoline, compression-ignition diesel, and hybrid.

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Simulation study suggests ORC waste heat recovery system could deliver potential 7% improvement in fuel consumption in a PHEV on highway

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Internal combustion engines have been significantly improving in the past decade, after the adoption of technologies such as Gasoline Direct Injection, mild electrification, downsizing and turbocharging. The OSU EcoCAR prototype vehicle features an extended-range electric architecture with a downsized 1.8L

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Volkswagen introduces new 1L, 3-cylinder gasoline Golf; 54.7 mpg

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mpg US) (99 g/km CO 2 )—more efficient than any previous Golf with a gasoline engine. The new TSI engine also offers the highest specific torque of any large-scale production series gasoline engines: 200 N·m per liter displacement. The turbocharged gasoline engine with its 10.5:1 l/100 km (54.7

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