Premixed flame ignition: Theoretical development
Premixed flame ignition is a fundamental issue in combustion. A basic understanding of this
phenomenon is crucial for fire safety control and for the development of advanced …
phenomenon is crucial for fire safety control and for the development of advanced …
Pre-chamber ignition mechanism: Experiments and simulations on turbulent jet flame structure
This work investigates the effects of premixed combustion kinematics in pre-chamber
volumes on the development of emitted hot jets from the igniter. The effects of fuel type …
volumes on the development of emitted hot jets from the igniter. The effects of fuel type …
Laminar flame speeds of methane/air mixtures at engine conditions: Performance of different kinetic models and power-law correlations
The laminar flame speed is an important input in turbulent premixed combustion modelling
of spark ignition engines. At engine-relevant temperatures and pressures, its measurement …
of spark ignition engines. At engine-relevant temperatures and pressures, its measurement …
Experimental and numerical investigations of the unscavenged prechamber combustion in a rapid compression and expansion machine under engine-like conditions
Even though the unscavenged prechamber has been extensively applied in lean premixed
natural gas engines, the limited understanding of the fundamentals and the lack of predictive …
natural gas engines, the limited understanding of the fundamentals and the lack of predictive …
Fundamental aspects of jet ignition for natural gas engines
Large-bore natural gas engines may use pre-chamber ignition. Despite extensive research
in engine environments, the exact nature of the jet, as it exits the pre-chamber orifice, is not …
in engine environments, the exact nature of the jet, as it exits the pre-chamber orifice, is not …
Characterization of combustion in a gas engine ignited using a small un-scavenged pre-chamber
Prechamber ignition technology receives increasing attention due to its considerable
improvement on engine combustion efficiency and stability. However, fundamental …
improvement on engine combustion efficiency and stability. However, fundamental …
Experimental and numerical analysis of pre-chamber combustion systems for lean burn gas engines
E Shapiro, N Tiney, P Kyrtatos, M Kotzagianni, M Bolla… - 2019 - sae.org
The current trend in automobiles is towards electrical vehicles, but for the most part these
vehicles still require an internal combustion engine to provide additional range and …
vehicles still require an internal combustion engine to provide additional range and …
A zero dimensional turbulence and heat transfer phenomenological model for pre-chamber gas engines
Most of the phenomena that occur during the high pressure cycle of a spark ignition engine
are highly influenced by the gas temperature, turbulence intensity and turbulence length …
are highly influenced by the gas temperature, turbulence intensity and turbulence length …
Numerical simulations of pre-chamber combustion in an optically accessible RCEM
M Bolla, E Shapiro, N Tiney, P Kyrtatos, M Kotzagianni… - 2019 - sae.org
In this work, numerical simulations of an automotive-sized scavenged pre-chamber mounted
in an opticallyaccessible rapid compression-expansion machine (RCEM) have been carried …
in an opticallyaccessible rapid compression-expansion machine (RCEM) have been carried …
RANS and LES of a turbulent jet ignition system fueled with iso-octane
M Gholamisheeri, S Givler, E Toulson - Flow, Turbulence and Combustion, 2020 - Springer
The behaviour of a homogeneously charged Turbulent Jet Ignition (TJI) system, fueled with
iso-octane was investigated numerically using Large Eddy Simulation (LES) and Reynolds …
iso-octane was investigated numerically using Large Eddy Simulation (LES) and Reynolds …