[Gmsh] Error : Self intersecting surface mesh, computing intersections (this could take a while)

[Adrien Girard]

And now ?

2011/7/20 David Colignon <David.Colignon at ulg.ac.be>

> je n'ai rien reçu d'autre comme email...
>
> Dave
>
>
>  Thank you very much,
>>
>> I sent you my .geo file in the 2nd mail (I forgot it in the first mail).
>> By the way, I am from Belgium too (ULB).
>> I will try your solution.
>>
>> Adrien
>>
>> 2011/7/20 David Colignon <David.Colignon at ulg.ac.be <mailto:
>> David.Colignon at ulg.ac.**be <David.Colignon at ulg.ac.be>>>
>>
>>
>>
>>    On 20/07/11 9:04, Adrien Girard wrote:
>>
>>        Hi everybody,
>>
>>
>>        I passed yesterday afternon, trying to fixe it but I found nothing.
>>
>>        For my master thesis I have to compute centrifugale force on a
>> micro-compressor. I have not design it myself but
>>        I can
>>        redesign it, if its needed (but I prefer not).
>>        When I 3D mesh it, I have an error message :
>>
>>        Error : Self intersecting surface mesh, computing intersections
>> (this could take a while)
>>
>>        But, only the 2D mesh is available.
>>
>>        What can I do ?
>>
>>
>>    Hi Adrien,
>>
>>    as the error message says, you probably have intersecting or
>> (partially) overlapping surfaces, Gmsh tries to solve
>>    the problem but do not succeed, and at the end it is unable to mesh
>> your geometry in 3D...
>>
>>    You can first try to obtain a more finer mesh by reducing the
>> characteristic lengths.
>>
>>    And if it doesn't work, send your .geo file so that we can check it.
>>
>>    Regards,
>>
>>    Dave
>>
>>    --
>>    David Colignon, Ph.D.
>>    Collaborateur Logistique du F.R.S.-FNRS
>>    CÉCI - Consortium des Équipements de Calcul Intensif
>>    ACE - Applied & Computational Electromagnetics
>>    Institut Montefiore B28
>>    Université de Liège
>>    4000 Liège - BELGIQUE
>>    Tél: +32 (0)4 366 37 32
>>    Fax: +32 (0)4 366 29 10
>>    WWW: http://hpc.montefiore.ulg.ac._**_be/ <
>> http://hpc.montefiore.ulg.ac.**be/ <http://hpc.montefiore.ulg.ac.be/>>
>>
>>    Agenda: http://www.google.com/__**calendar/embed?src=david.__**
>> colignon%40gmail.com<http://www.google.com/__calendar/embed?src=david.__colignon%40gmail.com>
>>    <http://www.google.com/**calendar/embed?src=david.**
>> colignon%40gmail.com<http://www.google.com/calendar/embed?src=david.colignon%40gmail.com>
>> >
>>
>>
>>
>>        Adrien
>>
>>        PS : Sorry for my poor english.
>>
>>
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>>
>>
>
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