Binary mixture convection in a horizontal channel under the Soret effect action

The mathematical model describing stationary flow of binary liquid mixture is under consideration. The exact solution of the equations of convective heat and mass transfer is constructed for the special form of the functions of temperature and concentration. All possible statements of boundary value...

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Main Author: Stepanova Irina
Format: Article
Language:English
Published: Serbian Society of Mechanics & Mathematical Institute of the Serbian Academy of Sciences and Arts, Belgrade 2024-01-01
Series:Theoretical and Applied Mechanics
Subjects:
Online Access:https://doiserbia.nb.rs/img/doi/1450-5584/2024/1450-55842400004S.pdf
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author Stepanova Irina
author_facet Stepanova Irina
author_sort Stepanova Irina
collection DOAJ
description The mathematical model describing stationary flow of binary liquid mixture is under consideration. The exact solution of the equations of convective heat and mass transfer is constructed for the special form of the functions of temperature and concentration. All possible statements of boundary value problems are studied in order to analyse thermal diffusion separation of binary mixture in a long horizontal channel with rigid walls. It is discovered that only one of the statements (at inhomogeneous heating of both rigid walls) leads to feasible results. With the help of the constructed solution for the mentioned boundary value problem the effect of layer thickness, given flow rate and action of gravity force on the separation process, is analysed.
format Article
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institution Kabale University
issn 1450-5584
2406-0925
language English
publishDate 2024-01-01
publisher Serbian Society of Mechanics & Mathematical Institute of the Serbian Academy of Sciences and Arts, Belgrade
record_format Article
series Theoretical and Applied Mechanics
spelling doaj-art-fcef7ba3de0a4dd589f3365fa2be93b82025-01-30T06:46:38ZengSerbian Society of Mechanics & Mathematical Institute of the Serbian Academy of Sciences and Arts, BelgradeTheoretical and Applied Mechanics1450-55842406-09252024-01-01512577310.2298/TAM231019004S1450-55842400004SBinary mixture convection in a horizontal channel under the Soret effect actionStepanova Irina0https://orcid.org/0000-0003-4255-2762Department of Differential Equations in Mechanics, Institute of Computational Modelling, Siberian Branch of Russian Academy of Sciences, Krasnoyarsk, RussiaThe mathematical model describing stationary flow of binary liquid mixture is under consideration. The exact solution of the equations of convective heat and mass transfer is constructed for the special form of the functions of temperature and concentration. All possible statements of boundary value problems are studied in order to analyse thermal diffusion separation of binary mixture in a long horizontal channel with rigid walls. It is discovered that only one of the statements (at inhomogeneous heating of both rigid walls) leads to feasible results. With the help of the constructed solution for the mentioned boundary value problem the effect of layer thickness, given flow rate and action of gravity force on the separation process, is analysed.https://doiserbia.nb.rs/img/doi/1450-5584/2024/1450-55842400004S.pdfbinary liquid mixturethermodiffusion separationconvection equationsexact solution
spellingShingle Stepanova Irina
Binary mixture convection in a horizontal channel under the Soret effect action
Theoretical and Applied Mechanics
binary liquid mixture
thermodiffusion separation
convection equations
exact solution
title Binary mixture convection in a horizontal channel under the Soret effect action
title_full Binary mixture convection in a horizontal channel under the Soret effect action
title_fullStr Binary mixture convection in a horizontal channel under the Soret effect action
title_full_unstemmed Binary mixture convection in a horizontal channel under the Soret effect action
title_short Binary mixture convection in a horizontal channel under the Soret effect action
title_sort binary mixture convection in a horizontal channel under the soret effect action
topic binary liquid mixture
thermodiffusion separation
convection equations
exact solution
url https://doiserbia.nb.rs/img/doi/1450-5584/2024/1450-55842400004S.pdf
work_keys_str_mv AT stepanovairina binarymixtureconvectioninahorizontalchannelunderthesoreteffectaction