[Nek5000-users] Question about method & error

[nek5000-users at lists.mcs.anl.gov]

NEK-NEK stands for the coupling of two independent NEK instances. Unfortunately this is still an experimental feature but if you're interested in we can set up something for you.

Stefan


On Apr 6, 2010, at 12:54 PM, nek5000-users at lists.mcs.anl.gov wrote:

> Hello Stefan,
> 
> Thanks, that fixed it.  By the way, (from your earlier email) what does
> NEK-NEK stand for?
> 
> Cheers,
> Frank
> 
> On Tue, 2010-04-06 at 12:45 +0200, nek5000-users at lists.mcs.anl.gov
> wrote:
>> Hi Frank,
>> 
>> On Apr 6, 2010, at 12:32 PM, nek5000-users at lists.mcs.anl.gov wrote:
>>> Am I correct in understanding that all components of velocity are
>>> stored at the same locations (the Gauss–Lobatto–Legendre points), while
>>> the pressure is located at the Gauss–Legendre points?  This being in
>>> contrast to a MAC type staggered grid, where each velocity component
>>> resides at different spatial locations.
>>> 
>> Yes that's correct!  In NEK two different methods are implemented:
>> 
>> PN/PN: (v,p) are defined on the GLL points
>> PN/PN-2: v is defined on the GLL points and p on the GL points
>> 
>> 
>>> VisIt could not read from the file
>>> "/home/fmuldoo/nek5_svn/examples/turbChannel-1/turbChannel0.f0001".
>>> 
>>> The generated error message was:
>>> 
>>> There was an error
>>> opening /home/fmuldoo/nek5_svn/examples/turbChannel-1/turbChannel0.f0001. It may be an invalid file.  VisIt tried using the following file format readers to open the file: Silo
>>> 
>>> When using the following metadata file:
>>> 
>>> NEK5000
>>> version: 1.0
>>> filetemplate:  turbChannel0.f%04d
>>> firsttimestep: 1
>>> numtimesteps: 1
>> It seems like you're using a wrong filetemplate. Please try again with:
>> filetemplate:  turbChannel%01d.f%04d
>> 
>> 
>> #Stefan
>> 
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> -- 
> Frank Herbert Muldoon, Ph.D. Mechanical Engineering
> Technische Universität Wien (Technical University of Vienna)
> Inst. f. Strömungsmechanik und Wärmeübertragung (Institute of Fluid
> Mechanics and Heat Transfer)
> Resselgasse 3
> 1040 Wien
> Tel: +4315880132232
> Fax: +4315880132299 
> Cell:+436765203470
> fmuldoo (skype)
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> 
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