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Filtra

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why it is different between Axial 2D and 3D in Non-Newtonian Flow.

Posted 4 nov 2013, 04:22 GMT-5 Fluid & Heat, Geometry, Results & Visualization, Studies & Solvers Version 3.5a 3 Replies

Jihwan Yu
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Hellow, i have used this for about 2 weeks. but i have some problems. so i need some help.

i drawn a model of the cylinder which is same both them. and they are same values, boudary
conditions... but it differs for the results.... 2D(Axial) is 2 times of 3D for the result.

if you have some time to watch my attached files, please tell me what it is worng.

Thank you.
3 Replies Last Post 2 dic 2013, 05:26 GMT-5
Bettina Schieche COMSOL Employee

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Posted: 1 decade ago 12 nov 2013, 03:04 GMT-5
Hi,

you may check the meshes for both models. The finer the meshes the closer should be your results.

Best Regards
Bettina Schieche
Hi, you may check the meshes for both models. The finer the meshes the closer should be your results. Best Regards Bettina Schieche
Jihwan Yu
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Posted: 1 decade ago 2 dic 2013, 05:26 GMT-5
Thank your reply.

But... i think the mesh size is not relatived of this problem.....

Thank your reply. But... i think the mesh size is not relatived of this problem.....
Jihwan Yu
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Posted: 1 decade ago 2 dic 2013, 05:26 GMT-5
Thank your reply.

But... i think the mesh size is not relatived of this problem.....

Thank your reply. But... i think the mesh size is not relatived of this problem.....

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