Swimming of Gyrotactic Microorganisms in Unsteady Flow of Eyring Powell Nanofluid with Variable Thermal Features: Some Bio-technology Applications

Sami Ullah Khan, Hafiz Muhammad Ali*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

44 Scopus citations

Abstract

This investigation presents novel applications for bioconvection flow of non-Newtonian fluid with diverse flow features. The developed unsteady bio-nano-transport model is formulated under the influence of some novel features such as variable thermal conductivity, heat absorption/generation and activation energy. In contrast to typical investigations, the flow has been originated by accelerated porous plate which conferred the suction and injection phenomenon. The thermal aspects of magnetized nanoparticles are evaluated by employing prestigious Buongiorno’s model. The flow model is constituted via partial differential equations for which dimensionless form is availed before develop the analytical expressions. The convergent technique namely homotopy analysis procedure is followed to suggest the solution. The validation of solution has been done by comparing it with already reported investigations and finds an excellent accuracy. The rheological characteristics of Eyring Powell fluid and thermal features of nanoparticles against involved control parameters are explained through various graphs. The reported results may contribute effective role in enhancement of thermal processes, cooling phenomenon, bio-fuels etc.

Original languageEnglish
Article number159
JournalInternational Journal of Thermophysics
Volume41
Issue number11
DOIs
StatePublished - 1 Nov 2020

Bibliographical note

Publisher Copyright:
© 2020, Springer Science+Business Media, LLC, part of Springer Nature.

Keywords

  • Activation energy
  • Eyring Powell fluid
  • Gyrotactic microorganisms
  • Variable thermal conductivity

ASJC Scopus subject areas

  • Condensed Matter Physics

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