具有粘性和欧姆耗散的楔形板上纳米流体边界层流动的化学反应和热辐射效应

Alok Kumar Pandey , Manoj Kumar
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引用次数: 30

摘要

本文分析了热辐射对cu -水纳米流体在黏性-欧姆耗散和化学反应发生时通过楔体的磁流体动力学流动的影响。采用4 - 5阶非线性RKF数值方法,结合射击技术求出了若干参数点的速度场、温度场和浓度场的结果。对表面摩擦系数、努塞尔数和舍伍德数进行了详细的计算,并用图表说明了计算结果。结果表明,浓度边界层宽度随化学反应参数的增大而减小,速度分布随磁场参数的增大而增大。
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Chemical reaction and thermal radiation effects on boundary layer flow of nanofluid over a wedge with viscous and Ohmic dissipation

In this article the influence of thermal radiation on magnetohydrodynamic (MHD) flow of Cu-water nanofluid past a wedge in the occurrence of viscous-Ohmic dissipation and chemical reaction has been analyzed. The non-linearity numerical approach called RKF of the 4–5th order have been used with a shooting technique to find the results of velocity, temperature and concentration field for several points of employing parameters. The skin friction coefficient, Nusselt number and Sherwood number are examined in detail and the results are illustrated by figures and tables. The outcomes declared that the concentration boundary layer width diminishes with an increase in the values of the chemical reaction parameter and velocity profiles increase with increase in the magnetic field parameter.

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