Laminar hydromagnetic thermal boundary layer in fluctuating flow past a limiting surface with variable suction
Autor: | G. A. Georgantopoulos, C. N. Douskos, G. L. Vassios, C. L. Goudas, N. G. Kafousias |
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Rok vydání: | 1981 |
Předmět: | |
Zdroj: | Astrophysics and Space Science. 74:265-272 |
ISSN: | 1572-946X 0004-640X |
DOI: | 10.1007/bf00656438 |
Popis: | An analysis of the temperature field in the case of the two-dimensional hydromagnetic flow of a viscous incompressible and electrically conducting fluid, (e.g., of a stellar atmosphere), past a porous, infinite, limiting surface in the presence of a transverse magnetic field, is considered when (i) the free stream velocity oscillates in time about a constant mean; (ii) the suction velocity normal to the limiting surface oscillates in magnitude but not in direction about a non-zero mean; and (iii) there is no heat transfer between the fluid and the wall. Approximate solution is obtained of the energy equation and are given expressions for the temperature field and for the temperature at the limiting surface, when the magnetic Prandtl numberP m =1 and the magnetic parameterM |
Databáze: | OpenAIRE |
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