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Impact of MHD radiative flow of hybrid nanofluid over a rotating disk
Case Studies in Thermal Engineering ( IF 6.8 ) Pub Date : 2021-04-28 , DOI: 10.1016/j.csite.2021.101015
Hassan Waqas , Umar Farooq , Rabia Naseem , Sajjad Hussain , Metib Alghamdi

Purpose

In this article, we scrutinized the impacts of non-linear thermal radiations on SWCNTTiO2&MWCNTCoFe2O4 nanoparticles suspended in water-based hybrid type nanofluid flow over rotating disk. The effects of nonlinear thermal radiation are considered. The flow is induced through rotating disk. There is a huge market for nanotechnology, and the development of these materials can be predicted to be very light. The effects of shape factors are also considered. Nanomaterials are characterized into different types due to its shapes, features and size of materials. General types nanomaterials catagories include carbon nanotubes. Further CNTs are divided into two different shapes includes single wall carbon nanotudes (SWCNTs) and multi-wall carbon nanotubes (MWCNTs). Carbon nanotubes have significants applications in energy storages, damping and fracture toughness stiffness. Carbon nanotubes are most commonly used in the fields of energy conservation, thermal stability, nanotubes transistors and electromagnetic fields and many areas.

Methodology

The system of governing partial differential equations are reduced to dimensionless ordinary equations by using similarity transformations and then solved with bvp4c in-built function Matlab. behavioral analysis of velocity components and heat transfer of different parameter values are evaluated utilizing graphs.

Findings

The results shows that Velocity components are reduces via larger estimation of magnetic parameter. The solid particle frictions improves the velocity field. temperature ratio parameter aid to improves the heat transfer. Furthermore temperature is reduced via Prandtl number.



中文翻译:

混合纳米流体在旋转圆盘上的MHD辐射流的影响

目的

在本文中,我们仔细研究了非线性热辐射对 小号w ^CñŤ-Ť一世Ø2个中号w ^CñŤ-CØFË2个Ø4悬浮在水基混合型纳米流体中的纳米颗粒在旋转盘上流动。考虑了非线性热辐射的影响。流动通过旋转的圆盘引起。纳米技术有巨大的市场,可以预见这些材料的发展非常轻。还考虑了形状因数的影响。纳米材料由于其形状,特征和尺寸而具有不同的类型。纳米材料的一般类型包括碳纳米管。进一步的CNT分为两种不同的形状,包括单壁碳纳米管(SWCNT)和多壁碳纳米管(MWCNT)。碳纳米管在储能,阻尼和断裂韧性刚度方面具有重要的应用。碳纳米管最常用于节能领域,

方法

通过使用相似变换将控制偏微分方程的系统简化为无量纲的普通方程,然后使用bvp4c内置函数Matlab对其进行求解。使用图形评估速度分量的行为分析和不同参数值的传热。

发现

结果表明,通过更大的磁参数估计可以降低速度分量。固体颗粒摩擦改善了速度场。温度比参数有助于改善热传递。此外,温度通过普朗特数降低。

更新日期:2021-05-06
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