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 …

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 …

Pre-chamber (PC) ignition is a promising lean-burn technology to improve the efficiency of
spark ignition (SI) engines while achieving ultra-low NOx emissions. However, the …

In pursuit of unleashing ammonia's potential in internal combustion engines, an extensive
computational study was conducted to explore the effects of two advanced combustion …

The pre-chamber combustion concept (PCC) concept shows promises for lean combustion
to achieve improved combustion stability and engine efficiency. The KAUST narrow-throat …

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 …

Optimization of the performance of a heavy-duty natural gas active pre-chamber (PC) engine
was conducted using computational fluid dynamics (CFD) simulations. Seven different …

This paper aims to investigate the mechanism of the asymmetric jets of the TJI system. We
analyzed the effects of fuel injection and air flows in pre-chamber and main chamber, initial …

Hydrogen is a promising future fuel to enable the transition of transportation sector toward
carbon neutrality. The direct utilization of H2 in internal combustion engines (ICEs) faces …

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 …