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Influence of entropy generation on hybrid nanoparticles near the lower region of solid sphere
Case Studies in Thermal Engineering ( IF 6.8 ) Pub Date : 2021-05-06 , DOI: 10.1016/j.csite.2021.101038
S. Sakinder , T. Salahuddin , Fahad S. Al-Mubaddel , Mohammad Mahtab Alam , Irfan Ahmad

In this paper, entropy generation effect on MHD boundary layer flow of hybrid nano-liquid with non-uniform viscosity near the lower stagnation region of heated sphere is examined. Hybrid nano-liquid is an innovative class of thermal liquids based nanotechnology and essentially it has been validated to enhance the energy conversion process competence. The flow of CH3OH liquid is diluted by adding alloy nanoparticles (a class of alumina) and their oxides are absolutely proficient to deflate the empirical scientific concerns related to quicker thermal transport. Governing PDEs are simplified and renovated into systems of ODEs and numerical solutions are executed by RK-4 based shooting scheme. We have also brought under discussion the impact of distinct substantial physical parameters of problem. A careful analysis discloses that thermal transfer rate of nano-liquid is immensely magnificent as compare to the mono nano-liquid. A close comparison exhibits that the hybrid nanosuspension offers elevated thermal distribution than usual nano-liquids.



中文翻译:

熵产生对固体球下部附近杂化纳米粒子的影响

本文研究了熵产生对加热球下部停滞区附近粘度不均匀的杂化纳米液体MHD边界层流动的影响。混合纳米液体是一类创新的基于热液体的纳米技术,从本质上讲,它已经得到验证,可以增强能量转换过程的能力。流CH3ØH通过添加合金纳米颗粒(一类氧化铝)来稀释液体,并且它们的氧化物绝对熟练地消除了与更快的热传输有关的经验科学问题。简化了控制PDE并将其改造为ODE系统,并通过基于RK-4的射击方案执行了数值解。我们还讨论了问题的各个基本物理参数的影响。仔细的分析表明,与单纳米液体相比,纳米液体的传热速率极大。密切的比较表明,杂化纳米悬浮液比常规的纳米液体具有更高的热分布。

更新日期:2021-05-17
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