Birmingham study finds butanol-gasoline blend reduces GDI engine-out carbonaceous emissions; similar NOx
Green Car Congress
SEPTEMBER 3, 2017
The engine was operated at stoichiometric conditions where the oxygen concentration was controlled by a Heated Exhaust Gas Oxygen (HEGO) sensor. The researchers also equipped the engine with a high-pressure external EGR system (designed and implemented by the University of Birmingham). For the study, the team used a fou-cylinder, 2.0-liter
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