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Wyszukujesz frazę "magnetohydrodynamic flow" wg kryterium: Wszystkie pola


Wyświetlanie 1-4 z 4
Tytuł:
An overview of heat transfer enhancement based upon nanoparticles influenced by induced magnetic field with slip condition via finite element strategy
Autorzy:
Hafeez, Muhammad B.
Krawczuk, Marek
Shahzad, Hasan
Powiązania:
https://bibliotekanauki.pl/articles/2105987.pdf
Data publikacji:
2022
Wydawca:
Politechnika Białostocka. Oficyna Wydawnicza Politechniki Białostockiej
Tematy:
magnetohydrodynamic flow
porous medium
nanofluids
heat transfer
thermal performance
convective boundary conditions
FEM
Opis:
The mathematical model of heat generation and dissipation during thermal energy transmission employing nanoparticles in a Newtonian medium is investigated. Dimensionless boundary layer equations with correlations for titanium dioxide, copper oxide, and aluminium oxide are solved by the finite element method. Parameters are varied to analyze their impact on the flow fields. Various numerical experiments are performed consecutively to explore the phenomenon of thermal performance of the combination fluid. A remarkable enhancement in thermal performance is noticed when solid structures are dispersed in the working fluid. The Biot number determines the convective nature of the boundary. When the Biot number is increased, the fluid temperature decreases significantly. Among copper oxide, aluminium oxide, and titanium oxide nanoparticles, copper oxide nanoparticles are found to be the most effective thermal enhancers.
Źródło:
Acta Mechanica et Automatica; 2022, 16, 3; 200--206
1898-4088
2300-5319
Pojawia się w:
Acta Mechanica et Automatica
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Electro-magnetohydrodynamic two fluid flow of ionized-gases with hall and rotation effects
Autorzy:
Linga Raju, T.
Powiązania:
https://bibliotekanauki.pl/articles/2174161.pdf
Data publikacji:
2021
Wydawca:
Uniwersytet Zielonogórski. Oficyna Wydawnicza
Tematy:
pole magnetyczne
pole elektryczne
plazma
wymiana ciepła
magnetic field
electric field
immiscible flow
plasma
Hall effect
rotating frame
heat transfer
insulating plate
Opis:
An electro-magnetohydrodynamic (EMHD) two fluid flow and heat transfer of ionized gases through a horizontal channel surrounded by non-conducting plates in a rotating framework with Hall currents is investigated. The Hall effect is considered with an assumption that the gases are completely ionized and the strength of the applied transverse magnetic field is strong. The governing equations are solved analytically for the temperature and velocity distributions in two fluid flow regions. The numerical solutions are demonstrated graphically for various physical parameters such the Hartmann number, Hall parameter, rotation parameter, and so on. It was noticed that an increment is either due to the Hall parameter or the rotation parameter reduces the temperature in the two regions.
Źródło:
International Journal of Applied Mechanics and Engineering; 2021, 26, 4; 128--144
1734-4492
2353-9003
Pojawia się w:
International Journal of Applied Mechanics and Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Effect of Hall currents on unsteady magnetohydrodynamic two-ionized fluid flow and heat transfer in a channel
Autorzy:
Raju, T. Linga
Rao, V. Gowrisankara
Powiązania:
https://bibliotekanauki.pl/articles/1839879.pdf
Data publikacji:
2021
Wydawca:
Uniwersytet Zielonogórski. Oficyna Wydawnicza
Tematy:
czujnik Halla
wymiana ciepła
magnetohydrodynamika
Hall currents
heat transfer
magnetohydrodynamics
multi-fluid model
plasma flows
Opis:
An unsteady magnetohydrodynamic (MHD) heat transfer two-fluid flow of ionized gases through a horizontal channel between parallel non-conducting plates, by taking Hall currents into account is studied. The governing partial differential equations that describe the flow and heat transfer under the adopted conditions are solved for the velocity and temperature distributions by a regular perturbation technique. Profiles for the velocity and temperature distributions as well the rates of heat transfer coefficient are presented graphically, and a parametric study is performed. The results reveal that the combined effects of the Hartmann number, Hall parameter, and the ratios of viscosities, heights, electrical and thermal conductivities have a significant impact on an unsteady MHD heat transfer two-ionized fluid flow characteristics.
Źródło:
International Journal of Applied Mechanics and Engineering; 2021, 26, 2; 84-106
1734-4492
2353-9003
Pojawia się w:
International Journal of Applied Mechanics and Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Influence of thermal radiation on magnetohydrodynamic (MHD) boundary layer flow of a viscous fluid over an exponentially stretching sheet
Autorzy:
Idowu, A. S.
Usman, S.
Powiązania:
https://bibliotekanauki.pl/articles/266291.pdf
Data publikacji:
2016
Wydawca:
Uniwersytet Zielonogórski. Oficyna Wydawnicza
Tematy:
warstwa graniczna
przenikania ciepła
promieniowanie
magnetohydrodynamika
boundary layer
heat transfer
MHD
radiation
stretching sheet
Opis:
Radiation on a magnetohydrodynamic (MHD) boundary layer flow of a viscous fluid over an exponentially stretching sheet was considered together with its effects. The new technique of homotopy analysis method (nHAM) was used to obtain the convergent series expressions for velocity and temperature, where the governig system of partial differential equations was transformed into ordinary differential equations. The interpretation of these expressions is shown physically through graphs. We observed that the effects of the Prandtl and magnetic number act in opposite to each other on the temperature.
Źródło:
International Journal of Applied Mechanics and Engineering; 2016, 21, 3; 581-592
1734-4492
2353-9003
Pojawia się w:
International Journal of Applied Mechanics and Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-4 z 4

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