Stefan blowing impact on bioconvective Maxwell nanofluid flow over an exponentially stretching cylinder with variable thermal conductivity

被引:28
|
作者
Ramzan, Muhammad [1 ]
Shahmir, Nazia [1 ]
Ghazwani, Hassan Ali S. [2 ]
机构
[1] Bahria Univ, Dept Comp Sci, Islamabad, Pakistan
[2] Jazan Univ, Fac Engn, Dept Mech Engn, Jazan, Saudi Arabia
关键词
Maxwell nanofluid; Stefan blowing effect; bio-convective microorganisms; exponentially stretching cylinder; variable thermal conductivity; FLUID-FLOW; POROUS-MEDIUM; NANOPARTICLES; TRANSPORT; SLIP;
D O I
10.1080/17455030.2022.2102269
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
This research addresses the magnetohydrodynamic boundary layer flow of a bioconvective Maxwell nanofluid over an exponentially stretched horizontal cylinder accompanying Stefan blowing and slip conditions. To study the heat transport phenomenon, the thermal equation contains nonlinear thermal radiation with varying thermal conductivity. Using the bvp4c MATLAB scheme, the governing equations for the given scenario are numerically calculated. The consequences of parameters on velocity and motile density, as well as temperature and concentration distributions, are scrutinized and illustrated via graphs. The combined impacts of Stefan blowing and mass slip revealed that when the estimates of the Stefan blowing parameter escalate, the velocity and concentration profiles improve, however, the mass slip parameter has the opposite consequence on the concentration profile. Fluid temperature enhances the higher estimates of the thermal conductivity parameter. Furthermore, the Sherwood and gyrotactic microorganism's numbers grow as the bio-convective Lewis and Schmidt numbers escalate. By presenting a comparison Table in a limited situation, the legitimacy of the envisioned model is confirmed.
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页数:16
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