Analytic solutions of a two-fluid hydrodynamic model

We investigate a one dimensional flow described with the non-compressible coupled Euler and non-compressible Navier-Stokes equations in the Cartesian coordinate system. We couple the two fluids through the continuity equation where different void fractions can be considered. The well-known self-simi...

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Main Authors: Imre Ferenc Barna, László Mátyás
Format: Article
Language:English
Published: Vilnius Gediminas Technical University 2021-10-01
Series:Mathematical Modelling and Analysis
Subjects:
Online Access:https://journals.vgtu.lt/index.php/MMA/article/view/13637
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author Imre Ferenc Barna
László Mátyás
author_facet Imre Ferenc Barna
László Mátyás
author_sort Imre Ferenc Barna
collection DOAJ
description We investigate a one dimensional flow described with the non-compressible coupled Euler and non-compressible Navier-Stokes equations in the Cartesian coordinate system. We couple the two fluids through the continuity equation where different void fractions can be considered. The well-known self-similar Ansatz was applied and analytic solutions were derived for both velocity and pressure field as well.
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spelling doaj.art-eeec3e738edc45c29469e39aae86b5af2022-12-21T21:21:11ZengVilnius Gediminas Technical UniversityMathematical Modelling and Analysis1392-62921648-35102021-10-0126458259010.3846/mma.2021.1363713637Analytic solutions of a two-fluid hydrodynamic modelImre Ferenc Barna0László Mátyás1Wigner Research Center for Physics, Konkoly-Thege Miklós út 29-33, 1121 Budapest, HungaryDepartment of Bioengineering, Faculty of Economics, Socio-Human Sciences and Engineering, Sapientia Hungarian University of Transylvania Libertătii sq. 1, 530104, Miercurea Ciuc, RomaniaWe investigate a one dimensional flow described with the non-compressible coupled Euler and non-compressible Navier-Stokes equations in the Cartesian coordinate system. We couple the two fluids through the continuity equation where different void fractions can be considered. The well-known self-similar Ansatz was applied and analytic solutions were derived for both velocity and pressure field as well.https://journals.vgtu.lt/index.php/MMA/article/view/13637self-similar solutiontwo-fluid model
spellingShingle Imre Ferenc Barna
László Mátyás
Analytic solutions of a two-fluid hydrodynamic model
Mathematical Modelling and Analysis
self-similar solution
two-fluid model
title Analytic solutions of a two-fluid hydrodynamic model
title_full Analytic solutions of a two-fluid hydrodynamic model
title_fullStr Analytic solutions of a two-fluid hydrodynamic model
title_full_unstemmed Analytic solutions of a two-fluid hydrodynamic model
title_short Analytic solutions of a two-fluid hydrodynamic model
title_sort analytic solutions of a two fluid hydrodynamic model
topic self-similar solution
two-fluid model
url https://journals.vgtu.lt/index.php/MMA/article/view/13637
work_keys_str_mv AT imreferencbarna analyticsolutionsofatwofluidhydrodynamicmodel
AT laszlomatyas analyticsolutionsofatwofluidhydrodynamicmodel