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广义混合流体中纤毛通过电渗透区的流动模拟
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作者 s.ijaz M.ABDULLAH +1 位作者 H.SADAF S.NADEEM 《Journal of Central South University》 SCIE EI CAS CSCD 2023年第4期1217-1230,共14页
本文建立了一个广义纳米流体流动模型,研究磁流体中纤毛毯在通过电渗透通道时对其运输的作用,并对混合纳米流体的特性进行解释。通过假设长波长和低雷诺数估计,将流体的流动分析方程转换为无量纲形式;用数学解法得到速度分布、压力梯度... 本文建立了一个广义纳米流体流动模型,研究磁流体中纤毛毯在通过电渗透通道时对其运输的作用,并对混合纳米流体的特性进行解释。通过假设长波长和低雷诺数估计,将流体的流动分析方程转换为无量纲形式;用数学解法得到速度分布、压力梯度和流函数的解析解;用图表表明相关物理参数的影响。该模型具有重要的应用价值,可应用于生物运输过程、人工纤毛设计和其他机械装置的操作等领域。 展开更多
关键词 电渗透效应 纤毛边界 辐射影响 混合纳米流体现象
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A Clot Model Examination: with Impulsion of Nanoparticles under Influence of Variable Viscosity and Slip Effects 被引量:1
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作者 s.ijaz Iqra Shahzadi +1 位作者 S.Nadeem Anber Saleem 《Communications in Theoretical Physics》 SCIE CAS CSCD 2017年第11期667-677,共11页
In this speculative analysis, our main focused is to address the neurotic condition that occurs due to accumulation of blood components on the wall of the artery that results in blood coagulation. Specifically, to per... In this speculative analysis, our main focused is to address the neurotic condition that occurs due to accumulation of blood components on the wall of the artery that results in blood coagulation. Specifically, to perceive this phenomena clot model is considered. To discuss this analysis mathematical model is formed in the presence of the effective thermal conductivity and variable viscosity of base fluid. Appropriate slip conditions are employed to obtain the close form solutions of temperature and velocity profile. The graphical illustrations have been presented for the assessment of pressure rise, pressure gradient and velocity profile. The effects of several parameters on the flow quantities for theoretical observation are investigated. At the end, the results confirmed that the impulsion of copper and silver nanoparticles as drug agent enlarges the amplitude of the velocity and hence nanoparticles play an important role in engineering and biomedical applications such as drug delivery system. 展开更多
关键词 variable viscosity metallic nanoparticles slip effects clot model exact solution
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Study of Radially Varying Magnetic Field on Blood Flow through Catheterized Tapered Elastic Artery with Overlapping Stenosis
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作者 S.Nadeem s.ijaz 《Communications in Theoretical Physics》 SCIE CAS CSCD 2015年第11期537-546,共10页
A precise model has been developed for studying the inBuence of metallic nanoparticles on blood Row through catheterized tapered elastic arteries with radially varying magnetic field.The model is solved under the mild... A precise model has been developed for studying the inBuence of metallic nanoparticles on blood Row through catheterized tapered elastic arteries with radially varying magnetic field.The model is solved under the mild stenosis approximation by considering blood as viscous fluid.The influence of different Bow parameters associated with this problem such as Hartmann number,nanoparticle volume fraction,Grashof number and heat source or sink parameter is analyzed by plotting the graphs of the wall shear stress,resistance impedance to blood flow and stream lines.The inEuence of the radially varying magnetic field on resistance impedance to Bow is analyzed and it is observed that the signiBcantly strong magnetic force tends to increase in resistance. 展开更多
关键词 BLOOD flow OVERLAPPING STENOSIS radially VARYING m
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