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Wyszukujesz frazę "vertical flux" wg kryterium: Temat


Wyświetlanie 1-4 z 4
Tytuł:
Radiation effects on oscillating vertical plate with uniform heat and mass flux
Autorzy:
Chandrakala, P.
Narayana Bhaskar, P.
Powiązania:
https://bibliotekanauki.pl/articles/264784.pdf
Data publikacji:
2013
Wydawca:
Uniwersytet Zielonogórski. Oficyna Wydawnicza
Tematy:
promieniowanie
strumień ciepła
strumień masy
oscillating vertical plate
radiation
heat and mass flux
Opis:
Thermal radiation effects on flow past an impulsively started infinite vertical oscillating plate with uniform heat and mass flux is studied. The fluid considered here is a gray, absorbing-emitting radiation but a nonscattering medium. The dimensionless governing equations are solved using the Laplace-transform technique. The velocity, temperature and concentration are studied for different physical parameters such as the radiation parameter, phase angle, Schmidt number and time. The variation of the skin-friction for different values of the parameters is also shown in a table.
Źródło:
International Journal of Applied Mechanics and Engineering; 2013, 18, 3; 643-652
1734-4492
2353-9003
Pojawia się w:
International Journal of Applied Mechanics and Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Finite difference solution of unsteady flow past an oscillating semi-infinite vertical plate with variable surface temperature and uniform mass flux
Autorzy:
Muthucumaraswamy, R.
Saravanan, B.
Powiązania:
https://bibliotekanauki.pl/articles/955236.pdf
Data publikacji:
2014
Wydawca:
Uniwersytet Zielonogórski. Oficyna Wydawnicza
Tematy:
promieniowanie
płyta pionowa
strumień masy
radiation
vertical plate
finite differences
variable temperature
uniform mass flux
Opis:
A finite difference solution of an unsteady flow past an oscillating semi-infinite vertical place with variable temperature and uniform mass flux is presented here. The fluid considered here is a gray, absorbing-emitting radiation but a non-scattering medium. The dimensionless governing equations are solved by an efficient, more accurate, and unconditionally stable and fast converging implicit scheme. The steady state velocity, temperature and concentration profiles are shown graphically. The effect of velocity and temperature for different physical parameters such as the thermal radiation, Schmidt number, thermal Grashof number and mass Grashof number is studied. It is observed that the velocity decreases in the presence of thermal radiation. It is also observed that the time taken to reach a steady-state is more in the case of vertical plate than horizontal plate.
Źródło:
International Journal of Applied Mechanics and Engineering; 2014, 19, 4; 709-724
1734-4492
2353-9003
Pojawia się w:
International Journal of Applied Mechanics and Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Effects of viscous dissipation and wall conduction on steady mixed convection Couette flow of heat generating / absorbing fluid
Autorzy:
Ajibade, A. O.
Umar, A. M.
Powiązania:
https://bibliotekanauki.pl/articles/264671.pdf
Data publikacji:
2019
Wydawca:
Uniwersytet Zielonogórski. Oficyna Wydawnicza
Tematy:
strumień masy
kanał pionowy
konwekcja mieszana
mixed convection
viscous dissipation
vertical channel
boundary thickness
mass constant flux
Opis:
This article theoretically investigated mixed convection flow of heat generating/absorbing fluid in the presence of viscous dissipation and wall conduction effects. The flow is considered to be steady in a vertical channel with some boundary thickness. One of the plates is heated while the other is kept at ambient temperature. The governing flow equations were solved analytically using Homotopy Perturbation Method (HPM). The influences of the governing parameters were captured in graphs, tables and a table was constructed for validation of the work. It is worthwhile to stress that, both the velocity and temperature profiles decrease near the heated plate with an increase in boundary thickness (d) while the reverse cases were observed toward the cold plate. The velocity profile increases near the heated plate with increase in mixed convection parameter (Gre) and decreases towards the cold plate. Rate of heat transfer has been observed to decrease with increase in boundary plate thickness (d) while the critical value of (Gre) increases with growing boundary plate thickness. The study therefore established the importance of boundary plate thickness in mixed convection investigation.
Źródło:
International Journal of Applied Mechanics and Engineering; 2019, 24, 4; 12-35
1734-4492
2353-9003
Pojawia się w:
International Journal of Applied Mechanics and Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Effects of chemical reaction on MHD flow past an impulsively started infinite vertical plate with uniform heat and mass flux
Autorzy:
Chandrakala, P.
Powiązania:
https://bibliotekanauki.pl/articles/265578.pdf
Data publikacji:
2013
Wydawca:
Uniwersytet Zielonogórski. Oficyna Wydawnicza
Tematy:
magnetohydrodynamika
reakcja chemiczna
płyta pionowa
strumień ciepła
strumień masy
MHD
chemical reaction
vertical plate
heat and mass flux
Opis:
Finite difference solutions of the unsteady MHD flow past an impulsively started infinite vertical plate with uniform heat and mass flux are presented here, taking into account the homogeneous chemical reaction of first order. The dimensionless governing equations are solved by an efficient, more accurate, unconditionally stable and fast converging implicit scheme. The effects of velocity, temperature and concentration for different parameters such as chemical reaction parameter, Schmidt number, Prandtl number, thermal Grashof number, mass Grashof number and time are studied. It is observed that due to the presence of a first order chemical reaction, the velocity increases during the generative reaction and decreases in the destructive reaction. It is observed that the velocity decreases in the presence of the magnetic field, as compared to its absence.
Źródło:
International Journal of Applied Mechanics and Engineering; 2013, 18, 2; 329-339
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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