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Forum: Main CFD Forum

May 2, 2013, 13:36

Replies: 10

3D axisymmetric flow in cylindrical coordinate = 2D cartesian flow?

Views: 4,271

Posted By RodriguezFatz

Alright, now it makes sense. Shubiaohewan, all...

Alright, now it makes sense. Shubiaohewan, all the terms f/r are terms, where f is the derivative of something. Now, for r->0, also f->0 (due to the symmetry). If you rummage in your memmory and use...

Forum: Main CFD Forum

May 2, 2013, 04:13

Replies: 10

3D axisymmetric flow in cylindrical coordinate = 2D cartesian flow?

Views: 4,271

Posted By RodriguezFatz

If you have 3d axis-symmetry it means that you...

If you have 3d axis-symmetry it means that you have a rotational body and also the flow is rotationally symmetrical. You can not model this by 2d cartesian coordinats, because this a complete...

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