Numerical Simulation for efficient mixing of Newtonian and non-Newtonian fluids in an electro-osmotic micro-mixer

Author(s):  
Amir Shamloo ◽  
Mehdi Mirzakhanloo ◽  
Mohammad Reza Dabirzadeh
2020 ◽  
Vol 99 (1) ◽  
pp. 449-456
Author(s):  
Martin Mačák ◽  
Petr Vyroubal

Author(s):  
Andre´ Chambarel

The main difficulty of the numerical approach of non Newtonian fluids is its strong non linearities. For example we propose a numerical simulation of the flow of non Newtonian fluid through a capillary rheometer. This model is associated with the extrusion phenomenon.


Author(s):  
Djamel Belatrache ◽  
Abdelkader HARROUZ ◽  
Abdelwahed Abderrahmane ◽  
Saadeddine MANAA

This paper presents the flow of non-Newtonian fluids through sudden enlargements. The calculations are done by a code with the finished volumes. The stabilizing effect of the physical characteristic of the fluid is taken into consideration. In addition, we set as objective the influence of the main parameters like the index of structure of the fluid, the Reynolds number and the aspect ratio of the widening, on the evolution of the velocity profile, the length of establishment of the flow in front of the enlargement as well as on the recirculation zone. The results obtained were confronted whenever possible with results from other literature.


2016 ◽  
Vol 56 (9) ◽  
pp. 1070-1078 ◽  
Author(s):  
Xian-Ming Zhang ◽  
Meng-Meng Chen ◽  
Jian-Ping Ma ◽  
Wen-Xing Chen ◽  
Lian-Fang Feng

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