Methanol as a fuel for a lean turbocharged spark ignition engine
Conference
·
OSTI ID:5378513
Lean turbocharged operation with methanol was characterized using a single-cylinder spark, ignition engine. Efficiency, exhaust emissions, and combustion properties were measured over a range of air/fuel ratios at two naturally-aspirated and three turbocharged conditions. When compared to stoichiometric, naturally-aspirated operation, the lean turbocharged conditions improved efficiency while reducing carbon monoxide and oxides of nitrogen emissions. However, unburned fuel and aldehyde emissions increased. If used in conjunction with an oxidizing catalyst and appropriate feedback controls, lean turbocharged operation has the potential of improving efficiency and exhaust emissions performance over a stoichiometric, three-way catalyst system.
- OSTI ID:
- 5378513
- Report Number(s):
- CONF-890240--
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
090210 -- Alcohol Fuels-- Properties-- (1976-1989)
10 SYNTHETIC FUELS
33 ADVANCED PROPULSION SYSTEMS
330101* -- Internal Combustion Engines-- Spark-Ignition
330800 -- Emission Control-- Alternative Fuels
ALCOHOLS
AUTOMOTIVE FUELS
COMBUSTION CONTROL
COMBUSTION PROPERTIES
COMPRESSORS
CONTROL
EFFICIENCY
EMISSION
ENGINES
FUEL SUBSTITUTION
FUELS
HEAT ENGINES
HYDROXY COMPOUNDS
INTERNAL COMBUSTION ENGINES
MACHINERY
METHANOL
ORGANIC COMPOUNDS
SPARK IGNITION ENGINES
SUPERCHARGERS
THERMAL EFFICIENCY
TURBOCHARGERS
TURBOMACHINERY
10 SYNTHETIC FUELS
33 ADVANCED PROPULSION SYSTEMS
330101* -- Internal Combustion Engines-- Spark-Ignition
330800 -- Emission Control-- Alternative Fuels
ALCOHOLS
AUTOMOTIVE FUELS
COMBUSTION CONTROL
COMBUSTION PROPERTIES
COMPRESSORS
CONTROL
EFFICIENCY
EMISSION
ENGINES
FUEL SUBSTITUTION
FUELS
HEAT ENGINES
HYDROXY COMPOUNDS
INTERNAL COMBUSTION ENGINES
MACHINERY
METHANOL
ORGANIC COMPOUNDS
SPARK IGNITION ENGINES
SUPERCHARGERS
THERMAL EFFICIENCY
TURBOCHARGERS
TURBOMACHINERY