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Some Aspects of Forced Convection Nanofluid Flow over a Moving Plate in a Porous Medium in the Presence of Heat Source/Sink
Journal of Engineering Thermophysics ( IF 2.4 ) Pub Date : 2019-04-24 , DOI: 10.1134/s1810232819020103
S. Ghosh , S. Mukhopadhyay

In the present paper heat transfer characteristics for boundary layer forced convective nanofluid flow past a moving plate parallel to a moving stream embedded in a porous medium in the presence of heat source/sink are analyzed. A single-phase fluid model for nanofluid is used. The governing nonlinear partial differential equations are transformed into nonlinear ordinary differential equations by means of similarity transformations and then the reduced ordinary differential equations are solved numerically by a shooting technique. The effects of different parameters on velocity, velocity gradient, temperature and temperature gradient for nanofluid with Cu and Ag as nanoparticles are presented and analyzed graphically. For the validation of the numerical scheme, the numerical results obtained in this study are compared with the published data. From the results it is cleared that dual solutions exist when the plate and the free stream move in the opposite directions.

中文翻译:

存在热源/散热器的情况下,多孔介质中移动板上强迫对流纳米流体流动的某些方面

在本文中,分析了在存在热源/散热器的情况下,边界层强制对流纳米流体流过平行于多孔介质中嵌入的运动流的运动板的传热特性。使用了纳米流体的单相流体模型。通过相似变换将控制的非线性偏微分方程转化为非线性常微分方程,然后通过射击技术对简化的常微分方程进行数值求解。呈现并分析了不同参数对以铜和银为纳米颗粒的纳米流体的速度,速度梯度,温度和温度梯度的影响。为了验证数值方案,将本研究中获得的数值结果与已发布的数据进行了比较。
更新日期:2019-04-24
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