Heat transfer in a micropolar fluid flow past a permeable continuous moving surface

  • S. M.M. El-Kabeir
  • , A. M. Rashad
  • , R. S.R. Gorla

Research output: Contribution to journalArticlepeer-review

12 Scopus citations

Abstract

A boundary layer analysis is presented for the fluid flow and heat transfer characteristics of an incompressible micropolar fluid flowing over a permeable continuous moving surface with uniform surface heat flux conditions. Two cases are considered, one corresponding to a plane surface moving in parallel with a free stream and the other, a surface moving in the opposite direction to the free stream. The resulting system of non-linear ordinary differential equations is solved numerically using fourth-order Runge-Kutta method with shooting techniques. Numerical results are obtained for velocity, angular velocity, and temperature distributions, as well as the friction factor, local Nusselt number and wall couple stress for prescribed values of the velocity ratio parameter, suction/injection parameter, and micropolar parameter. The obtained results are presented graphically and in tabular form and the physical aspects of the problem are discussed for both parallel and reverse moving plates relative to the free stream direction.

Original languageEnglish
Pages (from-to)360-370
Number of pages11
JournalZAMM Zeitschrift fur Angewandte Mathematik und Mechanik
Volume91
Issue number5
DOIs
StatePublished - May 2011
Externally publishedYes

Keywords

  • Micropolar fluid
  • Moving surface
  • Suction/injection
  • Uniform surface heat flux.

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