科里奥利力对旋转框架中脉动板磁场作用下非牛顿杰弗里流体流动动力学的意义

IF 2.1 4区 物理与天体物理 Q2 PHYSICS, MULTIDISCIPLINARY
Pramana Pub Date : 2025-10-14 DOI:10.1007/s12043-025-03000-8
R Ellahi, A Zeeshan, S Z Alamri, U Jamil, N Shahzad
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引用次数: 0

摘要

分析了非牛顿杰弗里流体在旋转机架内脉动板上的流动。还研究了科氏力和恒定磁场的影响。板的速度呈周期性脉动,而旋转流体的其余部分呈非定常运动。利用拉普拉斯变换方法和Mallin积分反演公式,得到了每种情况下的精确解。图形分析显示了在板块脉动过程中,旋转、弹性和磁场对流体速度的影响。结果表明,速度的纵向分量随Jeffrey参数和磁场的增大而减小,而横向分量则相反。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Significance of Coriolis forces on the dynamics of non-Newtonian Jeffrey fluid flow under the effects of a magnetic field over a pulsating plate in a rotating frame

The flow of a non-Newtonian Jeffrey fluid over a pulsating plate in a rotating frame is analysed. The effects of the Coriolis force and a constant magnetic field are also studied. The velocity of the plate is periodically pulsed, while the remaining part of the rotating fluid exhibits unsteady motion. Exact solutions for each case are obtained using the Laplace transform method with Mallin’s integral inversion formula. The graphical analysis shows how rotation, elasticity and magnetic field influence the fluid velocity during plate pulsation. It is found that the longitudinal component of velocity decreases with higher values of the Jeffrey parameter and magnetic field, while the transverse component of velocity shows the opposite behaviour.

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来源期刊
Pramana
Pramana 物理-物理:综合
CiteScore
3.60
自引率
7.10%
发文量
206
审稿时长
3 months
期刊介绍: Pramana - Journal of Physics is a monthly research journal in English published by the Indian Academy of Sciences in collaboration with Indian National Science Academy and Indian Physics Association. The journal publishes refereed papers covering current research in Physics, both original contributions - research papers, brief reports or rapid communications - and invited reviews. Pramana also publishes special issues devoted to advances in specific areas of Physics and proceedings of select high quality conferences.
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