外加cu纳米颗粒对非定常化学反应流体向垂直倾斜板流动的影响

IF 2.7 Q3 NANOSCIENCE & NANOTECHNOLOGY Journal of Nanofluids Pub Date : 2023-06-01 DOI:10.1166/jon.2023.2038
S. Brahma Chary, K. Reddy, G. Kumar
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引用次数: 0

摘要

本评估任务的主要目标是研究不稳定、自由对流、不可压缩的粘性传热和传质流体在垂直位置的倾斜板上的运动,在多孔介质中发生铜纳米粒子、磁性、热发生器和化学反应。在本研究中,我们在控制方程中假设了cu纳米粒子和倾角的影响。此外,还研究了温度和浓度波动对反应的影响。建立了该流体流动的一组基本方程,并将非线性偏差分方程转化为线性不完全比较,然后利用隐式有限变换技术对其进行求解。本研究通过使用图表来显示研究结果,探讨了几种工程流体变量对流动变量(如速度、温度和浓度剖面)的影响。与其他发现一起,计算了皮肤摩擦、传热率和质量传递常数的数学标准,并以表格形式报告。最后,也许是最重要的,代码验证程序的数学结果与先前发布的分析结果有关。在纯流体和纳米流体的情况下,速度分布随换热系数、质量运动系数、磁导率参数和时间的增加而增加,磁场分量、施密特数和普朗特数、热源参数、化学反应分量和倾斜度的增加都导致速度分布下降。就温度分布而言,它们随着时间的推移而上升,与普朗特数和热源参数相反,它们的趋势正好相反。我们发现,当参数增加时,纳米流体的温度和速度曲线都比纯流体陡峭。浓度曲线随时间的增加而上升,但施密特数则相反。此外,化学反应参数值的增加导致浓度曲线的减小。
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Joint Effects of Heat Source and Magnetic Field on Unsteady Chemically Reacting Fluid Flow Towards A Vertically Inclined Plate in Addition of Cu-Nanoparticles
The primary goal of this evaluation task is to research the mathematical analysis for unstable, free convective incompressible viscous heat also mass transfer fluid movement across an inclined a plate that is vertically positioned in the occurrence of copper nanoparticles, Magnetism, thermal generator & chemical reaction in porous media. For this investigation, we assumed the effects of Cu-nanoparticles and Angle of inclination effects in the governing equations. Additionally, the effects of fluctuating temperature & concentration are studied. We established a set of basic equations for this fluid flow and translated nonlinear partial difference equations into linear incomplete comparisons, which were then answered using the implicit limited alteration technique. The impacts of several engineering fluid variables on flow variables such as velocity, temperature, & concentration profiles were explored in this research study via the use of graphs to show the findings. Along with the other findings, the mathematical standards of skin friction, heat transmission rate, & mass transmission constants are calculated and reported in tabular form. Finally, and perhaps most importantly, the mathematical consequences of the code validation programme are related to previously publish analytical results. In the instance of pure and nanofluids, the velocity profiles are shown to increase with rising values of the Heat transfer using the Grashof number, the mass movement Grashof number, the parameter for permeability, and the passage of time Increases in magnetic field component, the Schmidt number and the Prandtl number, the parameter for the heat source, the component of the chemical reaction, and the degree of inclination all result in a drop in the velocity profiles. With respect to temperature profiles, they have been on the rise with passing time, in contrast to the Prandtl number and the heat source parameter, for which the opposite trend has been seen. We discovered that the temperature and velocity profiles are both steeper for nanofluids than for pure fluids when the parameters are increased. The concentration profiles rise with increasing times, but the opposite is true for the Schmidt number. Moreover, increasing Chemical reaction parameter values result in decreasing profiles of concentrations.
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来源期刊
Journal of Nanofluids
Journal of Nanofluids NANOSCIENCE & NANOTECHNOLOGY-
自引率
14.60%
发文量
89
期刊介绍: Journal of Nanofluids (JON) is an international multidisciplinary peer-reviewed journal covering a wide range of research topics in the field of nanofluids and fluid science. It is an ideal and unique reference source for scientists and engineers working in this important and emerging research field of science, engineering and technology. The journal publishes full research papers, review articles with author''s photo and short biography, and communications of important new findings encompassing the fundamental and applied research in all aspects of science and engineering of nanofluids and fluid science related developing technologies.
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