Spark knock: A source for particulate matter emissions from gasoline spark ignited engines

T Han, K Bhadra, C Solbrig, RJ Middleton… - Combustion and …, 2024 - Elsevier
This study explores the relationship between knocking and particulate matter emissions in
both single-cylinder and multi-cylinder direct injection spark ignition (DISI) engines. The …

Phenomenological model for unburned hydrocarbon emissions from spark-ignition, pre-chamber, and dual-fuel internal combustion engines

E Malfi, S Esposito, M De Felice… - … Journal of Engine …, 2024 - journals.sagepub.com
Considering the strict regulations on the transport sector emissions, predictive models for
engine emissions are essential tools to optimize high-efficient low-emission internal …

Characteristics of Spray Near the Nozzle and Tip Wetting in an Enlarged GDI Injector Step-Hole Nozzle

B Kim, M Chang, S Park - International Journal of Automotive Technology, 2023 - Springer
This study is to analyze the spray characteristics near the nozzle according to the cavitating
flow and step-hole structure using a quartz nozzle simulating a gasoline direct injection …

A Modeling Tool for Particulate Emissions in GDI Engines with Emphasis on the Injector Zone

R Payri, R Novella, JJ Lopez, R Abboud - 2023 - sae.org
Fuel film deposits on combustion chamber walls are understood to be the main source of
particle emissions in GDI engines under homogenous charge operation. More precisely, the …

Comprehensive Phenomenological Model for Unburned Fuel Emission Simulation from Premixed-Charge Ic Engines

E Malfi, S Esposito, M De Felice, H Pitsch… - Available at SSRN … - papers.ssrn.com
Considering the strict regulations on the transport sector emissions, predictive models for
engine exhaust emissions are essential to tackle the challenges connected to design and …