Results 21 to 30 of about 174,040 (347)

Criteria for the assessment of the influence of atmospheric turbulence on wind turbine noise propagation

open access: yesActa Acustica, 2023
This paper investigates the influence of atmospheric turbulence on the propagation of wind turbine noise using an aeroacoustic source model coupled with a parabolic equation propagation model.
Kayser Bill   +2 more
doaj   +1 more source

Sub-grid modelling for two-dimensional turbulence using neural networks [PDF]

open access: yes, 2018
In this investigation, a data-driven turbulence closure framework is introduced and deployed for the sub-grid modelling of Kraichnan turbulence. The novelty of the proposed method lies in the fact that snapshots from high-fidelity numerical data are used
Maulik, Romit   +3 more
core   +2 more sources

On Modelling Wind-Farm Wake Turbulence Autospectra and Coherence from a Database

open access: yesEnergies, 2018
This study addresses the feasibility of modeling wind-farm wake-turbulence autospectra and coherences from a database: flow velocity points from experimental and computational fluid dynamics (CFD) investigations. Specifically, it first applies an earlier-
Kyle A. Schau   +2 more
doaj   +1 more source

Modelling the Interfacial Flow of Two Immiscible Liquids in Mixing Processes [PDF]

open access: yes, 2005
This paper presents an interface tracking method for modelling the flow of immiscible metallic liquids in mixing processes. The methodology can provide an insight into mixing processes for studying the fundamental morphology development mechanisms for ...
Agassant   +53 more
core   +1 more source

Numerical Analysis of Turbulent Combustion in a Model Swirl Gas Turbine Combustor

open access: yesJournal of Combustion, 2016
Turbulent reacting flows in a generic swirl gas turbine combustor are investigated numerically. Turbulence is modelled by a URANS formulation in combination with the SST turbulence model, as the basic modelling approach.
Ali Cemal Benim   +3 more
doaj   +1 more source

Neon seeding effects on two high-performance baseline plasmas on the Joint European Torus

open access: yesNuclear Fusion, 2023
We present the JETTO-QuaLiKiz-SANCO fully predictive modelling of two JET-ILW high-performance baseline plasmas, a Ne seeded shot and an equivalent unseeded one.
S. Gabriellini   +16 more
doaj   +1 more source

Comprehensive CFD Aerodynamic Simulation of a Sport Motorcycle

open access: yesEnergies, 2022
Nowadays, aerodynamics is a key focal point in the vehicle design process. Beyond its direct impact on the performance of a vehicle, it also has significant effects on economics and safety. In the last decade numerical methods, mainly Computational Fluid
Krzysztof Wiński, Adam Piechna
doaj   +1 more source

Large-scale magnetic flux concentrations from turbulent stresses [PDF]

open access: yes, 2009
In this study we provide the first numerical demonstration of the effects of turbulence on the mean Lorentz force and the resulting formation of large-scale magnetic structures.
Brandenburg   +44 more
core   +3 more sources

Simulations of stellar convection, pulsation and semiconvection [PDF]

open access: yes, 2010
We report on modelling in stellar astrophysics with the ANTARES code. First, we describe properties of turbulence in solar granulation as seen in high-resolution calculations.
Bascoul   +13 more
core   +1 more source

Multi-scale Correlation Functions in Strong Turbulence

open access: yes, 1999
Under the framework of V. Yakhot [Phys.Rev.E, {\bf57}, 1737 (1998)] modelling of intermittent structure functions in fully developed turbulence and based on the experimentally supported Markovian nature of turbulence cascades [R.Friedrich and J.Peinke ...
Davoudi, Jahanshah   +1 more
core   +1 more source

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