Results 21 to 30 of about 26,008 (308)

Using observational mean‐flow data to drive large‐eddy simulations of a diurnal cycle at the SWiFT site

open access: yesWind Energy, 2023
Reproducing realistic date‐ and site‐specific unsteady wind conditions in large‐eddy simulations is becoming increasingly useful in wind energy. How to run a large‐eddy simulation to match observed conditions, however, remains an open research question ...
Dries Allaerts   +2 more
doaj   +1 more source

Addressing Waste Disposal Fires in Open Fields Through Large Eddy Simulations

open access: yesChemical Engineering Transactions, 2021
Addressing fires in waste disposal facilities is of topical interest for firefighting and environmental protection. Statistics of fires that involve fuel matrixes made of diversified wastes are escalating and ask for an effective response, both in ...
Paolo Mocellin   +2 more
doaj   +1 more source

Automated tracking of shallow cumulus clouds in large domain, long duration large eddy simulations [PDF]

open access: yesGeoscientific Model Development, 2013
This paper presents a method for feature tracking of fields of shallow cumulus convection in large eddy simulations (LES) by connecting the projected cloud cover in space and time, and by accounting for splitting and merging of cloud objects.
T. Heus, A. Seifert
doaj   +1 more source

Large eddy simulations in astrophysics [PDF]

open access: yesLiving Reviews in Computational Astrophysics, 2015
Abstract In this review, the methodology of large eddy simulations (LES) is introduced and applications in astrophysics are discussed. As theoretical framework, the scale decomposition of the dynamical equations for compressible neutral fluids by means of spatial filtering is explained.
openaire   +3 more sources

Large-eddy simulation of turbulent flow over a rough surface [PDF]

open access: yes, 2004
A family of wall models is proposed that exhibits more satisfactory performance than previous models for the large-eddy simulation (LES) of the turbulent boundary layer over a rough surface.The time and horizontally averaged statistics such as mean ...
Robins, Alan   +6 more
core   +1 more source

Large-Eddy Simulation of Contrails [PDF]

open access: yesJournal of the Atmospheric Sciences, 1998
Numerical simulations of contrails have been performed to investigate the role of various external parameters and physical processes in the life cycle of contrails. The general idea underlying the model is that of a largeeddy model. The model explicitly represents the large-scale three-dimensional motions (10-m grid resolution), while small-scale ...
openaire   +2 more sources

Large-Eddy Simulation of combustion instabilities in a variable-length combustor. [PDF]

open access: yes, 2013
This article presents a simulation of a model rocket combustor with continuously variable acoustic properties thanks to a variable-length injector tube. Fully compressible Large-Eddy Simulations are conducted using the AVBP code.
Garby, Romain   +5 more
core   +1 more source

Large eddy simulations of wind turbine wakes in typical complex topographies

open access: yesWind Energy, 2021
There is a need to clarify the coupling characteristics of terrain‐induced wind fields and wind turbine‐induced wake in wind farm micrositing. However, research investigating the effect of hill shape on this interaction is lacking.
Zhenqing Liu   +2 more
doaj   +1 more source

Large Eddy Simulation of Gas Explosions

open access: yesChemical Engineering Transactions, 2010
Abstract preview not available - see full-text PDF article.
V. Di Sarli   +2 more
openaire   +4 more sources

Localization of unresolved regions in the selective large-eddy simulation of hypersonic jets [PDF]

open access: yes, 2010
A method for the localization of the regions where the turbulent fluctuations are unresolved is applied to the selective large-eddy simulation (LES) of a compressible turbulent jet of Mach number equal to 5.
D. Tordella   +9 more
core   +1 more source

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