洞察多孔旋转盘上切线双曲线流体的熔融传热和 MHD 对停滞点流动的影响

IF 2.5 4区 工程技术 Q2 ENGINEERING, MECHANICAL Journal of Porous Media Pub Date : 2024-03-01 DOI:10.1615/jpormedia.2024051926
Priya Bartwal, Himanshu Upreti, Alok Kumar Pandey
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引用次数: 0

摘要

熔融传热在热交换器、空调和金属铸造等许多工业设备中发挥着至关重要的作用。考虑到这些用途,本文对三维切线双曲流体流中的热传递进行了评估。在拉伸旋转盘上应用了磁流体力学、欧姆加热、多孔介质和边界熔化传热的影响。在应用相似性变换后,控制方程被转换为非一维形式。简化后的 ODE 包含各种无量纲项,这些变量的结果通过 bvp4c 方法获得。现有参数的结果以图形和表格形式显示。为了验证我们的结果,我们进行了比较。从结果中可以看出,速度和温度曲线随着边界处的熔化传热而增强。多孔性项降低了旋转盘的速度,而埃克特数则显示了温度曲线的双重性质。
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Insight into the impact of melting heat transfer and MHD on stagnation point flow of tangent hyperbolic fluid over a porous rotating disk
Melting heat transfer plays a crucial role in many industrial devices including heat exchangers, air-conditioning, and metal casting. Considering these uses, the heat transmission in three-dimensional tangent hyperbolic fluid flow is evaluated. The effects of magnetohydrodynamics, Ohmic heating, porous medium, and melting heat transfer at the boundary are applied to the stretching rotating disk. The governing equations are transformed into a non-dimensional form after applying similarity transformation. The simplified ODEs contain various dimensionless terms and the results of these variables are obtained by the bvp4c method. The graphical and tabular results for existing parameters are displayed. For the validation of our results, a comparison is done. From the outcomes, it is noticed that velocity and temperature profiles are enhanced with melting heat transfer at the boundary. The porosity term reduces the velocity of the rotating disk and the Eckert number demonstrates the dual nature of temperature profiles.
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来源期刊
Journal of Porous Media
Journal of Porous Media 工程技术-工程:机械
CiteScore
3.50
自引率
8.70%
发文量
89
审稿时长
12.5 months
期刊介绍: The Journal of Porous Media publishes original full-length research articles (and technical notes) in a wide variety of areas related to porous media studies, such as mathematical modeling, numerical and experimental techniques, industrial and environmental heat and mass transfer, conduction, convection, radiation, particle transport and capillary effects, reactive flows, deformable porous media, biomedical applications, and mechanics of the porous substrate. Emphasis will be given to manuscripts that present novel findings pertinent to these areas. The journal will also consider publication of state-of-the-art reviews. Manuscripts applying known methods to previously solved problems or providing results in the absence of scientific motivation or application will not be accepted. Submitted articles should contribute to the understanding of specific scientific problems or to solution techniques that are useful in applications. Papers that link theory with computational practice to provide insight into the processes are welcome.
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