A review of the pre-chamber ignition system applied on future low-carbon spark ignition engines

S Zhu, S Akehurst, A Lewis, H Yuan - Renewable and Sustainable Energy …, 2022 - Elsevier
Legislations for greenhouse gas and pollutant emissions from light-duty vehicles are
pushing the spark ignition engine to be cleaner and more efficient. As one of the promising …

Computational assessment of effects of throat diameter on combustion and turbulence characteristics in a pre-chamber engine

M Silva, X Liu, P Hlaing, S Sanal, E Cenker… - Applied Thermal …, 2022 - Elsevier
Towards fundamental investigation of key physical aspects of pre-chamber combustion, the
current work utilizes computational fluid dynamics to comprehend the effect of the throat …

Computational assessment of the effects of pre-chamber and piston geometries on the combustion characteristics of an optical pre-chamber engine

X Liu, ME Marquez, S Sanal, M Silva, AS AlRamadan… - Fuel, 2023 - Elsevier
Pre-chamber combustion (PCC) has the potential to extend the lean-burn limit in spark-
ignition engines, which can promote engine efficiency and relieve the concern of emissions …

Optical diagnostics on the pre-chamber jet and main chamber ignition in the active pre-chamber combustion (PCC)

Q Tang, R Sampath, ME Marquez, P Sharma… - Combustion and …, 2021 - Elsevier
We studied the relationship between pre-chamber jet and main chamber ignition in the pre-
chamber combustion (PCC) of an optical engine, fueled with methane and equipped with an …

Active and passive prechamber assisted engine combustion: simultaneous 50kHz formaldehyde PLIF and OH* visualization

P Sharma, Q Tang, ME Marquez, E Cenker… - Combustion and …, 2023 - Elsevier
Prechamber-assisted internal combustion engines allow lean limit extension by replacing
the spark plug with multiple, high-temperature, radical-rich jets that entrain and ignite the …

Study on the effects of narrow-throat pre-chamber geometry on the pre-chamber jet velocity using dual formaldehyde PLIF imaging

Q Tang, R Sampath, P Sharma, ME Marquez… - Combustion and …, 2022 - Elsevier
The effects of narrow-throat pre-chamber geometry on the main chamber combustion were
investigated on a heavy-duty optical engine fueled with methane. Simultaneous dual …

Estimates of the air-fuel ratio at the time of ignition in a pre-chamber using a narrow throat geometry

P Hlaing, M Silva, ME Marquez… - … Journal of Engine …, 2023 - journals.sagepub.com
The benefits of pre-chamber combustion (PCC), such as improved engine efficiency and
reduced NOx emissions, are primarily observed when operating at lean conditions with an …

[HTML][HTML] Computational investigation of methanol pre-chamber combustion in a heavy-duty engine

X Liu, P Sharma, M Silva, AS AlRamadan… - Applications in Energy …, 2023 - Elsevier
This work explored the potential of methanol pre-chamber combustion (PCC) for heavy-duty
engine applications. An optical engine experiment was conducted to visualize the jet flame …

[HTML][HTML] Optical study of active narrow throat pre-chamber assisted internal combustion engine at lean limit

P Sharma, Q Tang, R Sampath, P Hlaing… - Applications in Energy …, 2023 - Elsevier
The pre-chamber assisted ignition offers several much-needed upgrades to gas engines,
ranging from improved combustion efficiency and stability to extended lean limits. The …

Analysis of fuel properties on combustion characteristics in a narrow-throat pre-chamber engine

P Hlaing, ME Marquez, P Burgos, E Cenker… - … International Journal of …, 2021 - sae.org
In this study, the authors investigated the effect of fuel properties on the combustion
characteristics by employing methane, methanol, ethanol, and primary reference fuels …