[Paraview] Extract Wall -- 3d geometry

[Aurélien Marsan]

In addition, the FeatureEdge filter already allows to detect the edges on
the surface. Now, is it possible to split the surface in several blocks,
using these edges ?

Many thanks,

Aurélien


2014/1/23 Aurélien Marsan <aur.marsan at gmail.com>

> Hi,
>
> I finally have found a simple solution : instead of exporting the solution
> in the CGNS format (from CFX), I now use Ensight files which Paraview is
> able to read and which includes the boundaries. (accessible using the
> ExtractBlock Filter)
>
> However, it would be great to have a Filter that would be able to detect
> the edges (discontinuity of curvature or of the the normal vector ?) on the
> surface resulting from the ExtractSurface filter, and that will work on
> both structured and unstructured Multiblock meshes.
>
> Does that make sense to you ?
>
> Regards,
>
> Aurélien
>
>  2014/1/10 Andy Bauer <andy.bauer at kitware.com>
>
>> Maybe the Connectivity filter is what you're looking for. After you do
>> your extract surface this filter should mark the connected cells.
>>
>> Regards,
>> Andy
>>
>>
>> On Fri, Jan 10, 2014 at 12:11 PM, Aurélien Marsan <aur.marsan at gmail.com>wrote:
>>
>>> Hi all,
>>>
>>> I am working on centrifugal compressors (like turbochargers), using
>>> unstructured mesh.
>>>
>>> Is there a simple way to extract the wall surface ? And also the blade
>>> surface ?
>>> I would like to find something like "Extract Surface" -> "Pick surface
>>> to keep".
>>>
>>> I have read that we can do some part of the work by combining "Extract
>>> Surface" with "Clip". But in case of very three-dimensional geometry, this
>>> is not possible.
>>>
>>> Thank you for any help.
>>>
>>> Regards,
>>>
>>> A. Marsan
>>>
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