On the implementation of low-dissipative Runge–Kutta projection methods for time dependent flows using OpenFOAM®

V Vuorinen, JP Keskinen, C Duwig, BJ Boersma - Computers & Fluids, 2014 - Elsevier
Open source computational fluid dynamics (CFD) codes provide suitable environments for
implementation, testing and rapid dissemination of algorithms typically used for large-eddy …

Fractal flame structure due to the hydrodynamic Darrieus-Landau instability

R Yu, XS Bai, V Bychkov - Physical Review E, 2015 - APS
By using large scale numerical simulations, we obtain fractal structure, which develops at
originally planar flame fronts due to the hydrodynamic Darrieus-Landau (DL) instability …

An improved high-order scheme for DNS of low Mach number turbulent reacting flows based on stiff chemistry solver

R Yu, J Yu, XS Bai - Journal of Computational Physics, 2012 - Elsevier
We present an improved numerical scheme for numerical simulations of low Mach number
turbulent reacting flows with detailed chemistry and transport. The method is based on a …

[HTML][HTML] Assessment of a flamelet approach to evaluating mean species mass fractions in moderately and highly turbulent premixed flames

AN Lipatnikov, T Nilsson, R Yu, XS Bai… - Physics of …, 2021 - pubs.aip.org
Complex-chemistry direct numerical simulation (DNS) data obtained from lean methane-air
turbulent flames are analyzed to perform a priori assessment of predictive capabilities of the …

Structures of turbulent premixed flames in the high Karlovitz number regime–DNS analysis

T Nilsson, H Carlsson, R Yu, XS Bai - Fuel, 2018 - Elsevier
Lean premixed turbulent methane-air flames have been investigated using direct numerical
simulations (DNS) for different Karlovitz numbers (Ka), ranging from 65 to 3350. The flames …

Multidimensional chemistry coordinate mapping approach for combustion modelling with finite-rate chemistry

M Jangi, XS Bai - Combustion Theory and Modelling, 2012 - Taylor & Francis
A multidimensional chemistry coordinate mapping (CCM) approach is presented for efficient
integration of chemical kinetics in numerical simulations of turbulent reactive flows. In CCM …

A comparative study of intake and exhaust port modeling strategies for scale-resolving engine simulations

S Buhl, D Hain, F Hartmann… - International journal of …, 2018 - journals.sagepub.com
Due to their capability to capture cycle-to-cycle variations and sporadically occurring
phenomena such as misfire and knock, scale-resolving simulations are becoming more and …

Modeling and optimization of fuel-mode switching and control systems for marine dual-fuel engine

Z Shu, H Gan, Z Ji, B Liu - Journal of Marine Science and Engineering, 2022 - mdpi.com
The marine dual-fuel engine can switch between diesel and gas modes according to the
requirements of sailing conditions, fuel cost, and other working conditions to make sure the …

Effect of geometrical contraction on vortex breakdown of swirling turbulent flow in a model combustor

Y Wu, C Carlsson, R Szasz, L Peng, L Fuchs, XS Bai - Fuel, 2016 - Elsevier
Abstract Large Eddy Simulation (LES) studies of isothermal and incompressible turbulent
swirling flows in a model gas turbine combustion chamber geometry have been carried out …

DNS study of dependence of bulk consumption velocity in a constant-density reacting flow on turbulence and mixture characteristics

R Yu, AN Lipatnikov - Physics of Fluids, 2017 - pubs.aip.org
3D Direct Numerical Simulation (DNS) study of propagation of a single-reaction wave in
forced, statistically stationary, homogeneous, isotropic, and constant-density turbulence was …