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US 6,637,381 B2Granted
Oxygenated fuel plus water injection for emissions control in compression ignition engines
AssigneeSouthwest Research Institute
InventorsRudolf H. Stanglmaier, Daniel W. Dickey
Life of this patent
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Abstract
A fuel injection system and method to reduce NOx and smoke emissions from a compression ignition engine by co-injecting water and an oxygenated fuel during steady state and transient engine conditions.
Claims17
A method for reducing NOx and smoke emissions from a compression combustion engine, the method comprising injecting water and an oxygenated fuel into a combustion chamber of the engine,
- wherein the composition of the injected water and oxygenated fuel is changed in response to actual engine operating conditions.
Dependencies are inferred from the claim text.