scholarly journals Influence of Heat Transfer on Magnetohydrodynamics Oscillatory Flow for Bingham Fluid with Variable Viscosity Through a Porous channel

2021 ◽  
Vol 1999 (1) ◽  
pp. 012104
Author(s):  
Dheia G. Salih Al-Khafajy ◽  
Safaa N. Mohammed
2021 ◽  
Vol 26 (4) ◽  
Author(s):  
Safaa Mohammed ◽  
Dheia G. Salih Al-Khafajy

In this paper aims, we found the fluid concentration after calculating the velocity and temperature of the fluid with a variable viscosity that depends on the fluid moving through an inclined porous channel. We examined the influences of certain parameters that are active on fluid velocity by analyzing the graphs obtained after we reached the momentum equation solution, and used the MATHEMATICA program for plot the velocity and temperature of the fluid for two types of flow (Poiseuille and Couette).


2021 ◽  
Vol 1 (1) ◽  
pp. 94-105
Author(s):  
Zain Alabdeen A.N.ALSAFI ◽  
Ahmed A.H. Al-Aridhee ◽  
Saif Razzaq Al-Waily

In this research, the williamson flow with heat transfer through the tube of compliant wall properties with slip at boundaries is analyzed analytically. An approximated theoretical model is constructed of springbacked flexible compliant walls pipe, chosen to move as sinusoidal wave


Author(s):  
H. Balachandra ◽  
Choudhari Rajashekhar ◽  
Hanumesh Vaidya ◽  
Fateh Mebarek Oudina ◽  
Gudekote Manjunatha ◽  
...  

The exploration addresses the effect of variable viscosity and thermal conductivity on the peristaltic mechanism of Bingham fluid. A two-dimensional non-uniform porous channel is considered for the fluid flow, which is assumed to be inclined. The impact of heat, slip conditions, wall properties, homogeneous and heterogeneous reactions are examined. The resulting nonlinear differential equations are solved by employing the perturbation method. The solutions acquired are analyzed and sketched through graphs that show that the variable viscosity renders a critical role in regulating the velocity of the fluid in the channel's central part. The stream function has been analyzed to observe the trapping phenomenon. Further, the obtained results find its application in understanding the flow of blood in micro arteries.


2008 ◽  
Vol 59 (11) ◽  
Author(s):  
Serban Rares Pop ◽  
Teodor Grosan ◽  
Ioan Pop

A theoretical study of the effect of variable viscosity on the steady free convection flow in a horizontal infinite porous channel when a part of its bottom wall is heated is presented in this paper. The transformed equations are solved numerically using a finite-difference method. The effects of the Rayleigh number and viscosity parameter on the flow and heat transfer characteristics are discussed.


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