Articles with "eddy simulation" as a keyword



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Large eddy simulation of dam‐break‐driven swash on a rough‐planar beach

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Published in 2017 at "Journal of Geophysical Research"

DOI: 10.1002/2016jc012366

Abstract: Turbulence characteristics in the swash zone are investigated using a 3D large eddy simulation model. The numerical model is implemented based on OpenFOAM which solves the filtered Navier-Stokes equations for two immiscible fluids with a… read more here.

Keywords: large eddy; turbulence; eddy simulation; dam break ... See more keywords
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Modeling multiphase fluid flow, mass transfer, and chemical reactions in bioreactors using large‐eddy simulation

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Published in 2022 at "Engineering in Life Sciences"

DOI: 10.1002/elsc.202200020

Abstract: We present a transient large eddy simulation (LES) modeling approach for simulating the interlinked physics describing free surface hydrodynamics, multiphase mixing, reaction kinetics, and mass transport in bioreactor systems. Presented case‐studies include non‐reacting and reacting… read more here.

Keywords: mass transfer; eddy simulation; large eddy;
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Experiences with two detached eddy simulation approaches through use of a high‐order finite volume solver

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Published in 2020 at "International Journal for Numerical Methods in Fluids"

DOI: 10.1002/fld.4811

Abstract: In the present study, two advanced detached eddy simulation (DES) approaches, shear‐layer‐adapted delayed DES and zonal DES in mode II, which are known to help transition from RANS to LES mode, are employed in various… read more here.

Keywords: eddy simulation; detached eddy; order finite; finite volume ... See more keywords
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Large-Eddy Simulation of Kerosene Spray Ignition in a Simplified Aeronautic Combustor

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Published in 2018 at "Flow, Turbulence and Combustion"

DOI: 10.1007/s10494-018-9924-4

Abstract: The current work presents the Large Eddy Simulation (LES) of a kerosene spray ignition phase in a simplified aeronautical combustor for which detailed experimental data are available. The carrier phase is simulated using an unstructured… read more here.

Keywords: large eddy; phase; eddy simulation; combustor ... See more keywords
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Assessment of a Coolant Injection Model on Cooled High-Pressure Vanes with Large-Eddy Simulation

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Published in 2019 at "Flow, Turbulence and Combustion"

DOI: 10.1007/s10494-019-00091-3

Abstract: The high-pressure turbine blades are the components of the aero-engines which are the most exposed to extreme thermal conditions. To alleviate this issue, the blades are equipped with cooling systems to ensure long-term operation. However,… read more here.

Keywords: large eddy; cooled high; eddy simulation; model ... See more keywords
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Development and Validation of a New Formulation of Hybrid Temporal Large Eddy Simulation

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Published in 2021 at "Flow, Turbulence and Combustion"

DOI: 10.1007/s10494-021-00264-z

Abstract: Hybrid RANS–LES approaches have aroused interest for years since they provide unsteady information at a reduced numerical cost compared to LES. In the hybrid context, the use of temporal filtering, to control the energy partition… read more here.

Keywords: formulation hybrid; large eddy; hybrid temporal; temporal large ... See more keywords
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Large Eddy Simulation of the By-pass Transition Process under Different Inlet Turbulence Conditions

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Published in 2021 at "Journal of Thermal Science"

DOI: 10.1007/s11630-021-1389-4

Abstract: The transition process of the boundary layer developing over a flat plate with elevated inlet Free Stream Turbulence Intensity (FSTI) has been studied by means of Large Eddy Simulation (LES). To this purpose, four cases… read more here.

Keywords: turbulence; large eddy; transition process; eddy simulation ... See more keywords
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Detached-eddy simulation of turbulent coherent structures around groynes in a trapezoidal open channel

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Published in 2019 at "Journal of Hydrodynamics"

DOI: 10.1007/s42241-019-0077-2

Abstract: The hydrodynamics in a straight open channel with a multiple-embayment groyne field was investigated using the detached-eddy simulation (DES). A series of short groynes were included on a 1:3 side slope of the channel. This… read more here.

Keywords: detached eddy; around groynes; eddy simulation; open channel ... See more keywords
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Numerical Investigation of Fixed and Non-fixed Separation with Shear Layer Adapted Delayed Detached Eddy Simulation

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Published in 2021 at "International Journal of Aeronautical and Space Sciences"

DOI: 10.1007/s42405-020-00342-y

Abstract: Delayed detached eddy simulation (DDES) has been proved to be suitable for the numerical simulation of massively separated flow. Whereas, there are still some drawbacks in the treatment of gray area, which is the transition… read more here.

Keywords: separation; delayed detached; shear layer; layer ... See more keywords
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Numerical analysis of pollutant dispersion around elongated buildings: an embedded large eddy simulation approach.

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Published in 2018 at "Atmospheric environment"

DOI: 10.1016/j.atmosenv.2018.05.053

Abstract: High fidelity, scale-resolving numerical simulations of flow and pollutant dispersion around several elongated isolated buildings are presented in this paper. The embedded large eddy simulation (ELES) is used to model flow and concentration fields for… read more here.

Keywords: embedded large; large eddy; elongated buildings; eddy simulation ... See more keywords
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Lattice-Boltzmann large-eddy simulation of pollutant dispersion in complex urban environment with dense gas effect: Model evaluation and flow analysis

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Published in 2019 at "Building and Environment"

DOI: 10.1016/j.buildenv.2018.11.009

Abstract: Abstract The goal of this study is to assess the performance of an innovative Lattice Boltzmann (LB) - Large Eddy Simulation (LES) approach in simulating neutral and stratified pollutant dispersion in complex urban environments. Different… read more here.

Keywords: dispersion; lattice boltzmann; boltzmann large; large eddy ... See more keywords