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Eni and FCA develop A20: 15% methanol, 5% ethanol high-octane gasoline blend

Green Car Congress

By harnessing its low carbon content, bio component and high octane number (RON 100), the new alternative fuel emits up to 3% less in CO 2 exhaust emissions quantified using the new Worldwide Harmonized Light Vehicle Test Procedures (WLTP).

Gasoline 247
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NREL study probes emissions impact of butanol-gasoline blends in light-duty vehicles

Green Car Congress

Results of a study led by a team from the National Renewable Energy Laboratory on the impact of butanol-gasoline blends on light-duty vehicle emissions suggest that widespread deployment of n-butanol or i-butanol in the gasoline pool could result in changes to the estimated emissions of alcohols and carbonyls in the emissions inventory.

Gasoline 236
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Emissions study suggests E10 + renewable hydrocarbons a high bioenergy alternative for conventional cars

Green Car Congress

Among their conclusions was that the combination of ethanol or isobutanol with renewable hydrocarbon components (i.e., drop-in biohydrocarbons) could offer an option to achieve a high-bioenergy-content gasoline that is compatible with conventional gasoline-fueled cars (i.e., Neste Oil provided the renewable gasoline component.

Emissions 231
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New mixed-oxide catalysts shown as viable substitute for platinum catalysts for diesel exhaust aftertreatment

Green Car Congress

Under laboratory-simulated diesel exhaust conditions, this mixed-phase oxide material was superior to Pt in terms of cost, thermal durability, and catalytic activity for NO oxidation. Diesel engines are attractive because of their higher fuel efficiency than gasoline engines. Graham, Burtron H. Science 337 (6096), 832-835. 1225091.

Exhaust 240
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Study finds butanol-gasoline blends effective to control soot from CI engines under Low Temperature Combustion

Green Car Congress

(Left) Thermal efficiency and ( right ) soot from different gasoline-butanol blends at different EGR rates. A study by a team at Tianjin University found that the addition of n-butanol to gasoline for use in a compression ignition engine (CI) under Low Temperature Combustion (LTC) conditions has a significant effect on soot reduction.

Gasoline 210
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SwRI launches HEDGE-III; high-efficiency gasoline engine consortium targets LEV III, best efficiency of 43%

Green Car Congress

HEDGE-III will investigate solutions to the primary barriers to high efficiency in gasoline engines. Southwest Research Institute (SwRI) has launched its third cooperative research program aimed at developing a high-efficiency gasoline engine for the light-duty automotive and medium-duty engine markets. Source: SwRI. Click to enlarge.

Gasoline 225
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NREL study identifies control strategies to reduce engine-out particle number emissions from gasoline direct injection engines

Green Car Congress

Fuel injection timing is the dominant factor affecting particle number (PN) emissions from gasoline direct injection (GDI) engines, with the major factor causing high PN emissions being fuel liquid impingement on the piston bowl, according to a new study by a team from the US National Renewable Energy Laboratory (NREL). Earlier post.).

Engine 210