Results 11 to 20 of about 122,210 (291)

Smooth transonic flow in an array of counter-rotating vortices [PDF]

open access: yes, 2005
Numerical solutions to the steady two-dimensional compressible Euler equations corresponding to a compressible analogue of the Mallier & Maslowe (Phys. Fluids, vol. A 5, 1993, p. 1074) vortex are presented.
O'Reilly, G. K., Pullin, D. I.
core   +1 more source

Multidimensional transonic shock waves and free boundary problems

open access: yesBulletin of Mathematical Sciences, 2022
We are concerned with free boundary problems arising from the analysis of multidimensional transonic shock waves for the Euler equations in compressible fluid dynamics.
Gui-Qiang G. Chen, Mikhail Feldman
doaj   +1 more source

Vibrations of Nonlinear Elastic Structure Excited by Compressible Flow

open access: yesApplied Sciences, 2021
This study deals with the development of an accurate, efficient and robust method for the numerical solution of the interaction of compressible flow and nonlinear dynamic elasticity.
Monika Balázsová   +3 more
doaj   +1 more source

A dilating vortex particle method for compressible flow [PDF]

open access: yes, 2002
Vortex methods have become useful tools for the computation of incompressible fluid flow. In this work, a vortex particle method for the simulation of unsteady two-dimensional compressible flow is developed.
Colonius, Tim   +2 more
core   +1 more source

Numerical solution of inviscid and viscous laminar and turbulent flow around the airfoil

open access: yesEPJ Web of Conferences, 2016
This work deals with the 2D numerical solution of inviscid compressible flow and viscous compressible laminar and turbulent flow around the profile. In a case of turbulent flow algebraic Baldwin-Lomax model is used and compared with Wilcox k-omega model.
Slouka Martin, Kozel Karel
doaj   +1 more source

Comparative Study of Lattice Boltzmann Models for Complex Fractal Geometry

open access: yesEnergies, 2021
A standard model, one of the lattice Boltzmann models for incompressible flow, is broadly applied in mesoscopic fluid with obvious compressible error.
Dong Zhang, Enzhi Wang, Xiaoli Liu
doaj   +1 more source

Comparison of compressible and incompressible numerical methods in simulation of a cavitating jet through a poppet valve

open access: yesEngineering Applications of Computational Fluid Mechanics, 2019
The regime of compressible flow generally refers to the super/subsonic case. However, several remarkable cases with low Mach number could not be appropriately described with the incompressible method.
Cong Yuan, Jinchun Song, Minghe Liu
doaj   +1 more source

Analytic solutions of a two-fluid hydrodynamic model

open access: yesMathematical Modelling and Analysis, 2021
We investigate a one dimensional flow described with the non-compressible coupled Euler and non-compressible Navier-Stokes equations in the Cartesian coordinate system.
Imre Ferenc Barna, László Mátyás
doaj   +1 more source

A Compressible Turbulence Model for Pressure—Strain

open access: yesFluids, 2022
This work focuses on the performance and validation of compressible turbulence models for the pressure-strain correlation. Considering the Launder Reece and Rodi (LRR) incompressible model for the pressure-strain correlation, Adumitroaie et al., Huang et
Hechmi Khlifi, Adnen Bourehla
doaj   +1 more source

The simulation of the flow through the porous media and diffusible barriers

open access: yesEPJ Web of Conferences, 2018
Here we work with the RANS equations describing the non-stationary viscous compressible fluid flow. We focus on the numerical simulation of the flow through the porous media, characterized by the loss of momentum. Further we simulate the flow through the
Kyncl Martin, Pelant Jaroslav
doaj   +1 more source

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