Analysis of NOx Emissions during Crank-Start and Cold Fast-Idle in a GDI Engine

The NOx emissions during the crank-start and cold fast-idle phases of a GDI engine are analyzed in detail. The NOx emissions of the first 3 firing cycles are studied under a wide set of parameters including the mass of fuel injected, start of injection, and ignition timing. The results show a strong...

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Bibliographic Details
Main Authors: Rodriguez, J. Felipe, Cheng, Wai K
Other Authors: Massachusetts Institute of Technology. Department of Mechanical Engineering
Format: Article
Language:en_US
Published: SAE International 2017
Online Access:http://hdl.handle.net/1721.1/108133
https://orcid.org/0000-0002-7044-8156