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Homotopy Perturbation Method for the nonlinear MHD Jeffery-Hamel blood flows problem

机译:非线性MHD Jeffery-Hamel血流问题的同伦摄动方法

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In this paper, Homotopy Perturbation Method is applied to solve the nonlinear MHD Jeffery-Hamel arterial blood flow problem. Primarily, two-dimensional nonlinear Navier-Stokes equations have been converted into third order one-dimensional equation by means of transformation rule. Later the solution of governed equation is obtained by using Homotopy Perturbation Method. The proposed numerical results show a good agreement with reference solution for finite interval and emphasize to understand the human arterial blood flow rate. Further, accuracy and reliability of the proposed method is checked by increasing the iteration process up to third order. Finally, the results showed that product of angle between plates "alpha" and Reynolds number "Re" is directly proportional to the MHD Jeffery-Hamel flow. (C) 2018 IMACS. Published by Elsevier B.V. All rights reserved.
机译:本文采用同伦摄动法解决了非线性MHD Jeffery-Hamel动脉血流问题。最初,二维非线性Navier-Stokes方程已通过变换规则转换为三阶一维方程。之后,通过同伦摄动法获得控制方程的解。数值结果与有限区间参考解具有很好的一致性,并强调了对人体动脉血流速度的理解。此外,通过将迭代过程增加到三阶来检查所提出方法的准确性和可靠性。最后,结果表明板“α”与雷诺数“ Re”之间的夹角与MHD Jeffery-Hamel流量成正比。 (C)2018年IMACS。由Elsevier B.V.发布。保留所有权利。

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