Multidimensional computational fluid dynamics combustion process modeling of a 6V150 diesel engine

Z Liu, Y Zhang, J Fu, J Liu - Journal of …, 2022 - asmedigitalcollection.asme.org
The smart diesel program requires the engine electronic control unit to consider additional
parameters, such as altitude and climatic conditions, in the mapping calibration process. A …

The ignition characteristics of dual-fuel spray at different ambient methane concentrations under engine-like conditions

Y Wei, Z Zhang, X Li, G Li, M Zhou, BY Belal - Applied Thermal Engineering, 2023 - Elsevier
In the present study, dual-fuel ignition process of pilot diesel spray injection into a natural
gas-air mixture under engine-like conditions is numerically investigated via large-eddy …

Multi-field coupling effect of injection on dynamics and thermodynamics of a linear combustion engine generator with slow compression and fast expansion

C Yuan, S Peng, L Zhou - Energy, 2023 - Elsevier
An asymmetric reciprocating engine (ARE) with slow compression and fast expansion is
designed in this paper, which can improve combustion performance and energy conversion …

Effects of ambient oxygen concentrations on pollutants formation in premixed natural gas ignited by pilot diesel spray: Large-eddy simulations

Y Wei, Z Zhang, M Zhou, D Dong, W Yu, X Mi, G Li - Fuel, 2024 - Elsevier
In the present study, the auto-ignition of a diesel surrogate (n-dodecane) spray in a lean
methane-air mixture is numerically investigated via large-eddy simulations (LES). The main …

[HTML][HTML] Large eddy simulation of a premixed dual-fuel combustion: Effects of inhomogeneity level on auto-ignition of micro-pilot fuel

A Nemati, JC Ong, M Zhang, JH Walther - Fuel, 2023 - Elsevier
In a premixed dual-fuel (DF) methane-diesel engine, the ignition of the lean premixed
methane/air mixture starts with the assistance of a pilot diesel injection. Auto-ignition of pilot …

LES study on the interaction between the local flow and flame structure in multi-injection of n-dodecane

W Zhao, H Wei, L Zhou, Z Lu - Fuel, 2021 - Elsevier
Large-eddy simulation is applied for the simulation of n-dodecane split injections with 0.5-
ms dwell time. The objective is to study the interactions between the flame induced by the …

[HTML][HTML] A Lagrangian-based flame index for the transported probability density function method

Z Lu, H Zhou, Z Ren, Y Yang, HG Im - Theoretical and Applied Mechanics …, 2022 - Elsevier
We propose a new flame index for the transported probability density function (PDF) method.
The flame index uses mixing flux projections of Lagrangian particles on mixture fraction and …

Effect of Methane on the Ignition Process of Spray Flame Using Large Eddy Simulation

W Zhao, T Sun, L Zhou, H Wei - … of Engineering for …, 2022 - asmedigitalcollection.asme.org
The ignition process of spray flame in a methane environment was studied using large eddy
simulation. By comparing the combustion process of n-dodecane spray (single fuel, SF) and …

Insight into High-temperature Ignition Processes of Methane–T425 Mixtures at Various Methane Contents: Experimental and Chemical Kinetic Analysis

J Liang, W Dai, Z Zhang, Y Heng… - Combustion Science and …, 2024 - Taylor & Francis
ABSTRACT A surrogate fuel model named as T425 was constructed for diesel with 57.5% n-
heptane and 42.5% toluene by mole fraction, and then ignition characteristics of …

Numerical analysis of a premixed green e-fuel combustion with large eddy simulation: effects of the number of pilot fuel nozzle holes on auto-ignition

A Nemati, JC Ong, M Zhang, JH Walther - 35th International Conference …, 2022 - orbit.dtu.dk
The future fuel for marine engines is not yet decided. However, it is well-known that utilizing
green alternative e-fuels is a big step in the way of decarbonization. Dual-fuel (DF) engines …