• Publications
  • Influence
Large-eddy simulation of highly underexpanded transient gas jets
Large-eddy simulations (LES) based on scale-selective implicit filtering are carried out in order to study the effect of nozzle pressure ratios on the characteristics of highly underexpanded jets.Expand
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Experimental and Numerical Study of Flameless Combustion in a Model Gas Turbine Combustor
Flameless combustion is an attractive solution to address existing problems of emissions and stability when operating gas turbine combustors. Theoretical, numerical and experimental approaches wereExpand
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Large Eddy Simulations of a piloted lean premix jet flame using finite-rate chemistry
A Large Eddy Simulation (LES) model capable of accurately representing finite-rate chemistry effects in turbulent premixed combustion is presented. The LES computations use finite-rate chemistry andExpand
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High resolution imaging of flameless and distributed turbulent combustion
Planar laser-induced fluorescence (PLIF) and Rayleigh scattering measurements were used for the study of turbulence/combustion interactions in distributed reaction regimes including flameless or MILDExpand
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Large eddy simulation of unsteady lean stratified premixed combustion
Premixed turbulent flame-based technologies are rapidly growing in importance, with applications to modern clean combustion devices for both power generation and aeropropulsion. However, the gain inExpand
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Study of a Filtered Flamelet Formulation for Large Eddy Simulation of Premixed Turbulent Flames
  • C. Duwig
  • Environmental Science
  • 28 September 2007
Despite significant advances in the understanding and modelling of turbulent combustion, no general model has been proposed for simulating flames in industrial combustion devices. Recently, theExpand
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  • PDF
On the implementation of low-dissipative Runge–Kutta projection methods for time dependent flows using OpenFOAM®
In the present paper, the implementation of incompressible, explicit Runge-Kutta (RK) based projection methods into the OpenFOAM (R) library is discussed. Expand
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Large-eddy simulation on the effect of injection pressure and density on fuel jet mixing in gas engines
Direct injection (DI) natural gas engines are modern engine concepts providing clean combustion and high fuel efficiency. Even at high injection pressures, such engines operate atExpand
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Large eddy simulation of vortex breakdown/flame interaction
The dynamics of a swirl-stabilized premixed flame is studied using large eddy simulation (LES). A filtered flamelet model is used to account for the subgrid combustion. The model provides aExpand
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Large Eddy Simulation of a premixed jet flame stabilized by a vitiated co-flow: Evaluation of auto-ignition tabulated chemistry
Abstract A tabulation technique assuming an auto-ignition dominated reaction pathway for highly turbulent premixed combustion is presented, implemented in an LES framework and evaluated. TheExpand
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