Non-uniform heat generation and Stefan blowing on nonlinear radiative Casson-nanofluid flow through microorganisms through leading-edge accretion or ablation

Abstract

The effect of Stefan blowing on bioconvection of microorganisms mixed on non-Newtonian fluid with water-based nanofluids to an accretion/ablation of the leading edge was investigated in this current analysis. The effects of convective heat boundary conditions are one more important physical parameter in the flow investigation and have been studied for that analysis. Furthermore, the influence of nonlinear thermal radiation and irregular heat source or sink was more integrated. Even systems of conservative governing PDEs were transformed within the dimensionless structure of equations by utilising the appropriate conversion. The recent systems of equations including comparable transformed boundary conditions were again defined numerically for the use of the finite element method. It is notable about the accuracy and validity of the current numerical solution was an attractive understanding of the actual definite results in the literature. It is observed that velocity decreases by increasing Casson fluid parameter.

KEYWORDS:

• Bioconvection
• Casson fluid
• nanofluids
• Stefan blowing
• FEM
• accretion/ablation

Acknowledgements

The author expresses his pleasant thanks to the respected Editor in chief and honourable reviewers for their valuable suggestions and comments to improve the performance of this article.

Disclosure statement

No potential conflict of interest was reported by the author(s).