Numerical study on MHD flow of hybrid nanofluid over exponential stretching/shrinking plate |
کد مقاله : 1033-CEC1400 |
نویسندگان |
محمدرضا زنگوئی مطلق1، خشایار حسین زاده2، حسین بابایی *3 1Assistant Professor, Department of Mechanical Engineering, Payame Noor University (PNU), P.O. BOX 19395-3697, Tehran, Iran, mrzangooee@gmail.com 2Department of Mechanical Engineering, Babol Noushirvani University of Technology, Babol, Iran. 3دانشگاه پیام نور |
چکیده مقاله |
The idea of hybrid nanofluid has triggered many researchers because of its credential in improving the thermal characteristics. Hence, this study performed a mathematical analysis to evaluate the heat generation /absorption effect on magnetohydrodynamics (MHD) flow towards bidirectional exponential stretching /shrinking sheet of hybrid nanofluid. This study analyzed the changes in temperature, temperature gradient, Nusselt number and friction coefficient, and magnetohydrodynamic (MHD) hybrid nanofluid (hybrid Al2O3-Cu /H2O) across bidirectional exponential stretching/shrinking sheet under the influence of heat generation / absorption. Using an efficient similarity transformation, the dominant partial differential equations were simplified to obtain the ordinary differential equations system. The findings indicated that increasing the shape factor and generation/absorption parameters adds to the temperature over the surface. However, decreasing this parameter leads the temperature profiles to move towards the surface and the temperature is increased. The findings prove that skin friction coefficient corresponds to magnetic and suction / injection parameters. |
کلیدواژه ها |
hybrid nanofluid, MHD, heat generation/absorption, exponentially stretching/shrinking plate, numerical method |
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