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Transportation of hybrid nanoparticles in forced convective Darcy-Forchheimer flow by a rotating disk
International Communications in Heat and Mass Transfer ( IF 6.4 ) Pub Date : 2021-02-08 , DOI: 10.1016/j.icheatmasstransfer.2021.105177
M. Ijaz Khan

This research article explores the effect of entropy generation through a non-linear radiative flow of viscous fluid of hybrid nanoparticles over a stretchable rotating disk. Mixed convection and slip conditions i-e velocities and thermal are examined. The examination is accomplished in aluminum oxide (Al2O3)-water and copper (Cu)-water nanofluids. Similarity transformations are utilized to reduce the governing problem into the nonlinear ordinary differential equations. Flow in the permeable medium is analyzed by assuming the Darcy-Forchheimer model. The impact of various parameters consisting of mixed convection parameter, porosity parameter, velocities as well as thermal slips parameters, stretching parameter, non-linear radiation parameter, and Reynolds number on radial velocity profile, tangential velocity profile and temperature profile are studied. Also, entropy generation and heat transfer rates have been analyzed in view of different parameters in the current study. The mathematical formulation is numerically solved by the bvp4c techniques



中文翻译:

旋转圆盘在强制对流Darcy-Forchheimer流中传输杂化纳米颗粒

本文研究可伸缩旋转盘上混合纳米颗粒的粘性流体的非线性辐射流对熵产生的影响。检查混合的对流和滑移条件,即速度和热度。该检查是在氧化铝(Al 2 O 3)-水和铜(Cu)-水纳米流体。利用相似变换将控制问题简化为非线性常微分方程。通过假设Darcy-Forchheimer模型来分析渗透性介质中的流动。研究了混合对流参数,孔隙率参数,速度以及热滑移参数,拉伸参数,非线性辐射参数和雷诺数等各种参数对径向速度分布,切向速度分布和温度分布的影响。另外,鉴于当前研究中的不同参数,已经分析了熵的产生和传热速率。数学公式由bvp4c技术数值求解

更新日期:2021-02-08
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