Results 11 to 20 of about 11,714 (244)

A Combustion Regime-Based Model for Large Eddy Simulation

open access: yesEnergies, 2021
The aim of this work is to propose a unified (generalized) closure of the chemical source term in the context of Large Eddy Simulation able to cover all the regimes of turbulent premixed combustion.
Eugenio Giacomazzi, Donato Cecere
doaj   +1 more source

Evaluating Terrain as a Turbulence Generation Method

open access: yesEnergies, 2021
When driving microscale large-eddy simulations with mesoscale model solutions, turbulence will take space to develop, known as fetch, on the microscale domain.
Patrick Hawbecker, Matthew Churchfield
doaj   +1 more source

A Python interface to the Dutch Atmospheric Large-Eddy Simulation

open access: yesSoftwareX, 2020
We present a Python interface for the Dutch Atmospheric Large Eddy Simulation (DALES), an existing Fortran code for high-resolution, turbulence-resolving simulation of atmospheric physics.
Gijs van den Oord   +6 more
doaj   +1 more source

Study on lattice Boltzmann method/large eddy simulation and its application at high Reynolds number flow

open access: yesAdvances in Mechanical Engineering, 2015
Lattice Boltzmann method combined with large eddy simulation is developed in the article to simulate fluid flow at high Reynolds numbers. A subgrid model is used as a large eddy simulation model in the numerical simulation for high Reynolds flow.
Haiqing Si, Yan Shi
doaj   +1 more source

Large eddy simulation of high atwood number rayleigh-taylor mixing [PDF]

open access: yesE3S Web of Conferences, 2019
Large eddy simulation of Rayleigh-Taylor instability at high Atwood numbers is performed using recently developed, kinetic energy-conserving, non-dissipative, fully-implicit, finite volume algorithm.
Yilmaz Ilyas
doaj   +1 more source

Large Eddy Simulation of Combustion for High-Speed Airbreathing Engines

open access: yesAerospace, 2022
Large Eddy Simulation (LES) has rapidly developed into a powerful computational methodology for fluid dynamic studies, between Reynolds-Averaged Navier–Stokes (RANS) and Direct Numerical Simulation (DNS) in both accuracy and cost.
Christer Fureby   +3 more
doaj   +1 more source

Large Eddy Simulation of Compressible Transitional Cascade Flows

open access: yesJournal of Fluid Science and Technology, 2007
Large-eddy simulation of compressible transitional flows in a low-pressure turbine cascade is performed by a 6th-order compact finite-difference and 10th-order filtering method.
Kazuo MATSUURA, Chisachi KATO
doaj   +1 more source

Large Eddy Simulation of Yawed Wind Turbine Wake Deformation

open access: yesEnergies, 2022
Wind turbine wake redirection drawn by a yaw control has been proposed as a strategy to improve the performance of wind farms. However, the characteristics and the development of the curled wake structure deformed by the yaw action of the rotor are not ...
Hyebin Kim, Sang Lee
doaj   +1 more source

Validation study for Large-Eddy Simulation of Forest Flow [PDF]

open access: yesE3S Web of Conferences, 2020
The publication presents Large-Eddy Simulation (LES) of flow over a reduced-scale wind tunnel model of a forest canopy. The final aim of the study is to determine factors responsible for damage in forests by strong winds.
Pitchurov George   +3 more
doaj   +1 more source

Statistical ensemble of large-eddy simulations [PDF]

open access: yesJournal of Fluid Mechanics, 2002
A statistical ensemble of large-eddy simulations (LES) is run simultaneously for the same flow. The information provided by the different large-scale velocity fields is used in an ensemble-averaged version of the dynamic model. This produces local model parameters that only depend on the statistical properties of the flow.
Carati, Daniele   +2 more
openaire   +1 more source

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