Influence of an Induced Magnetic Field on Peristaltic Transport in an Asymmetric Channel

被引:9
作者
Hayat, T. [1 ,2 ]
Noreen, S. [1 ]
Asghar, S. [3 ]
Hendi, Awatifa [2 ]
机构
[1] Quaid I Azam Univ, Dept Math, Islamabad, Pakistan
[2] King Saud Univ, Dept Phys, Fac Sci, Riyadh, Saudi Arabia
[3] CIIT Ctr Hlth Res, Dept Math Sci, Islamabad, Pakistan
关键词
Asymmetric channel; Induced magnetic field; PTT fluid; COUPLE STRESS FLUID; HEAT-TRANSFER; 3RD-ORDER FLUID; PLANAR CHANNEL; POROUS-MEDIUM; FLOW; ENDOSCOPE; ANNULUS; MOTION; SLIP;
D O I
10.1080/00986445.2011.532696
中图分类号
TQ [化学工业];
学科分类号
0817 ;
摘要
In this study, we investigate the effects of an induced magnetic field on the peristaltic transport of a Phan-Thien-Tanner (PTT) fluid in an asymmetric channel. Asymmetry in the flow is induced because of wave trains with different amplitudes and phases. Development of mathematical analysis is made under long wavelength and low Reynolds number approximations. Explicit expressions of stream function, pressure gradient, magnetic force function, axial induced magnetic field, and current density are derived. Computation of pressure rise is based upon numerical integration. The obtained expressions are carefully analyzed through physical interpretation.
引用
收藏
页码:609 / 628
页数:20
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