Magnetohydrodynamic effects on peristaltic flow of hyperbolic tangent nanofluid with slip conditions and Joule heating in an inclined channel

Author(s):  
T. Hayat ◽  
Maryam Shafique ◽  
Anum Tanveer ◽  
A. Alsaedi
PLoS ONE ◽  
2016 ◽  
Vol 11 (2) ◽  
pp. e0148002 ◽  
Author(s):  
Tasawar Hayat ◽  
Maryam Shafique ◽  
Anum Tanveer ◽  
Ahmed Alsaedi

2017 ◽  
Vol 7 ◽  
pp. 2197-2203 ◽  
Author(s):  
T. Hayat ◽  
M. Ijaz Khan ◽  
M. Waqas ◽  
A. Alsaedi

2017 ◽  
Vol 14 (1) ◽  
pp. 7-18 ◽  
Author(s):  
Ajaz Ahmad Dar ◽  
K. Elangovan

Purpose This paper aims to intend for investigating the influence of an inclined magnetic field on the peristaltic flow of a couple stress fluid through an inclined channel with heat and mass transfer. Design/methodology/approach Long wavelength and low Reynolds number methodology is actualized for simplifying the highly nonlinear equations. Mathematical expressions of axial velocity, pressure gradient and volume flow rate are obtained. Pressure rise, frictional force and pumping phenomenon are portrayed and symbolized graphically. Exact and numerical solutions have been carried out. The computed results are presented graphically for various embedded parameters. Temperature and concentration profile are also scrutinized and sketched. Findings Results from the current study concluded that the fluid motion can be enhanced by increasing the inclination of both the magnetic field and the channel. Originality/value The elemental characteristics of this analysis is a complete interpretation of the influence of couple stress parameter and inclination of magnetic field on the velocity, pressure gradient, pressure rise and frictional forces.


2020 ◽  
pp. 854-869
Author(s):  
Rabiha S. Kareem ◽  
Ahmed M. Abdulhadi

In this paper, we study the impacts of variable viscosity , heat and mass transfer on magneto hydrodynamic (MHD) peristaltic flow in a asymmetric tapered inclined channel with porous medium . The viscosity is considered as a function of temperature. The slip conditions at the walls were taken into consideration. SmallReynolds number and the long wavelength approximations were used to simplify the governing equations. A comparison between the two velocities in cases of slip and no-slip was plotted. It was observed that the behavior of the velocity differed in the two applied models for some parameters. Mathematica software was used to estimate the exact solutions of temperature and concentration profiles. The resolution of the equations to the momentum was based on the perturbation method to find the axial velocity, pressure gradient and trapping phenomenon. The influences of the various flow parameters of the problem on these distributions were debated and proved graphically by figures.


AIP Advances ◽  
2020 ◽  
Vol 10 (7) ◽  
pp. 075303 ◽  
Author(s):  
Raheel Ahmed ◽  
Nasir Ali ◽  
Sami Ullah Khan ◽  
Iskander Tlili

2012 ◽  
Vol 05 (06) ◽  
pp. 1250015 ◽  
Author(s):  
A. V. RAMANA KUMARI ◽  
G. RADHAKRISHNAMACHARYA

Peristaltic transport of a Newtonian incompressible fluid in the presence of applied magnetic field in an inclined channel with slip is investigated. A perturbation method of solution is obtained in terms of wall slope parameter and analytical expressions are derived for average velocity and stream function using Saffman slip condition. The effects of various relevant parameters on average velocity and stream line pattern have been studied. It is found that average velocity increases with slip and decreases with permeability and magnetic parameter.


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