Results 101 to 110 of about 1,779,061 (314)

Computational fluid dynamics challenges for hybrid air vehicle applications [PDF]

open access: yes, 2017
This paper begins by comparing turbulence models for the prediction of hybrid air vehicle (HAV) flows. A 6 : 1 prolate spheroid is employed for validation of the computational fluid dynamics (CFD) method.
Barakos, G.N.   +4 more
core   +2 more sources

FNAS computational fluid dynamics [PDF]

open access: yes
This work involves the coordination of necessary resources, facilities, and special personnel to provide a workshop to promote the exchange of CFD technology between industry, universities, and government.
Ziebarth, John P.
core   +1 more source

Computational fluid dynamics research [PDF]

open access: yes
The focus of research in the computational fluid dynamics (CFD) area is two fold: (1) to develop new approaches for turbulence modeling so that high speed compressible flows can be studied for applications to entry and re-entry flows; and (2) to perform ...
Chandra, Suresh   +3 more
core   +1 more source

Multiscale modelling couples patches of two-layer thin fluid flow [PDF]

open access: yesarXiv, 2014
The multiscale gap-tooth scheme uses a given microscale simulator of complicated physical processes to enable macroscale simulations by computing only only small sparse patches. This article develops the gap-tooth scheme to the case of nonlinear microscale simulations of thin fluid flow.
arxiv  

Landmarks and new frontiers of computational fluid dynamics

open access: yesAdvances in Aerodynamics, 2019
A narrative of landmarks in computational fluid dynamics (CFD) is presented to highlight the cornerstone achievements. Illuminating accomplishments starting from the very beginning of the coherent development until the most recent progress will be ...
Joseph J. S. Shang
doaj   +1 more source

An Evaluation of the Ocean and Sea Ice Climate of E3SM Using MPAS and Interannual CORE‐II Forcing

open access: yesJournal of Advances in Modeling Earth Systems, 2019
The Energy Exascale Earth System Model (E3SM) is a new coupled Earth system model sponsored by the U.S Department of Energy. Here we present E3SM global simulations using active ocean and sea ice that are driven by the Coordinated Ocean‐ice Reference ...
Mark R. Petersen   +17 more
doaj   +1 more source

Application of Density Corrected Spalart-Allmaras Model to Flow Past Ogive Cylinder at High Angles of Attack

open access: yesJournal of Applied Fluid Mechanics, 2013
Computation of flow past high speed vehicles requires the use of a reliable turbulence model. Unfortunately, most of the turbulence models are developed for incompressible flows.
Naresh Kumar, . Dr. Manoj Nair
doaj  

Interaction of the Longwave and Finite-Wavelength Instability Modes of Convection in a Horizontal Fluid Layer Confined between Two Fluid-Saturated Porous Layers

open access: yesFluids, 2017
The onset of convection in a three-layer system consisting of two fluid-saturated porous layers separated by a homogeneous fluid layer is studied. It is shown that both a longwave convective regime developing in the whole system and a finite-wavelength ...
Tatyana P. Lyubimova, Igor D. Muratov
doaj   +1 more source

Physics informed data-driven near-wall modelling for lattice Boltzmann simulation of high Reynolds number turbulent flows

open access: yesCommunications Physics
Data-driven approaches offer novel opportunities for improving the performance of turbulent flow simulations, which are critical to wide-ranging applications from wind farms and aerodynamic designs to weather and climate forecasting.
Xiao Xue   +4 more
doaj   +1 more source

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