Analytical Solutions for Heat Transfer and Flow of Thin Film on an Inclined Wall Using the Optimal Homotopy Asymptotic Method | ||
| Journal of Computational Applied Mechanics | ||
| دوره 56، شماره 2، تابستان 2025، صفحه 396-410 اصل مقاله (479.1 K) | ||
| نوع مقاله: Research Paper | ||
| شناسه دیجیتال (DOI): 10.22059/jcamech.2025.390180.1359 | ||
| نویسندگان | ||
| Muhammad Farooq1؛ Faridoon Shahid1؛ Sapna Ayaz1؛ Yusif S. Gasimov2؛ Ibrahim Alraddadi3؛ Hijaz Ahmad* 3، 4، 5 | ||
| 1Department of Mathematics, Abdul Wali Khan University, Mardan, KP, 23200, Pakistan | ||
| 2Department of Mathematics and Informatics, Azerbaijan University, Baku, Azerbaijan | ||
| 3Department of Mathematics, Faculty of Science, Islamic University of Madinah, Madinah, Saudi Arabia | ||
| 4Operational Research Center in Healthcare, Near East University, Nicosia, 99138, Turkey | ||
| 5Department of Mathematics, College of Science, Korea University, 145 Anam-ro, Seongbuk-gu, Seoul 02841, South Korea | ||
| چکیده | ||
| This study explores the analytical solutions for the non-isothermal couple stress fluid in thin-film flow over an inclined plane. The strongly nonlinear ordinary differential equations governing the momentum and energy transport are derived and solved analytically using the Optimal Homotopy Asymptotic Method (OHAM) under appropriate boundary conditions. The study provides explicit expressions for temperature distribution, vorticity, shear stress, volume flow rate, and velocity profile. A comprehensive comparison of numerical and graphical results demonstrates good agreement, validating the accuracy of the proposed method. The findings contribute to understanding heat transfer and fluid dynamics in industrial, biomedical, and engineering applications. Additionally, the influence of key parameters such as couple stress effects, heat transfer rates, and thin-film thickness variations are analyzed in detail. The study’s results can be applied in lubrication systems, microfluidics, and coating technologies, where non-Newtonian fluid behavior plays a crucial role. The effectiveness of OHAM in handling nonlinear problems is highlighted, showcasing its advantages over conventional numerical techniques. The study further emphasizes the significance of thermophysical properties in determining flow characteristics, offering valuable insights for researchers and engineers in applied fluid mechanics. | ||
| کلیدواژهها | ||
| Couple Stress Fluid؛ Thin Film Flow؛ OHAM؛ Temperature Distribution | ||
| مراجع | ||
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