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[ANSYS Meshing] Help, unstructured tetra/prism mesh of a centrifugal pump

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Old   January 27, 2015, 06:53
Smile Help, unstructured tetra/prism mesh of a centrifugal pump
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Hey there,
first of all I am new to ANSYS/CFD and read the tutorials but right now i am lost. So sorry if this is a simple problem.
I am trying to mesh a centrifugal pump with a complex geometry in Ansys Icem with a unstructured tetra/prism mesh. (Pictures)
I have the CAD of the impeller which i have not created. I added a inlet and outlet in Solidworks and imported the geometry as an STEP into ICEM. (I already tried to get the geometry into TURBOGRID, which did not worked, because i could not get close enough to the hub/shroud)
The pictures show the geometry and parameter settings.

Meshing the geometry in ICEM was followed by a mix up of tetra pieces at the impeller outlet and the Outlet-Part (last 2 pictures). I already have way to many elements, so i do not want to go down with my size.
In case i did not give enough information please say so.
Where I went wrong? How can I solve this problem?
Thanks a lot for answers
Attached Images
File Type: jpg pump_surface.jpg (58.2 KB, 26 views)
File Type: jpg pump_curves.jpg (68.9 KB, 19 views)
File Type: jpg mesh.jpg (74.9 KB, 17 views)
File Type: jpg Problem.jpg (91.9 KB, 23 views)
File Type: jpg CFX-PRE.jpg (48.3 KB, 20 views)
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Old   January 28, 2015, 06:30
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Nevermind, I think i worked it out!
Thanks anyways!!!
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