[Paraview] Transient Fluent Data

Renato N. Elias rnelias at nacad.ufrj.br
Wed Nov 12 12:32:59 EST 2008


Remove the absolute paths, put the case file in the same directory of 
the other files (geo, scl, vec, etc...) and try again.

By the way, your case file doesn't seem to be transient. It should have 
wildcards to specify file name patterns.

Here are some possible changes:

FORMAT
type:    ensight gold

GEOMETRY
model:    125_m-****.geo

VARIABLE

scalar per node:     1      pressure      125_m-****.scl1
vector per node:     1      velocity-magnitude      125_m-****.scl2
scalar per node:     1      velocity       125_m-****.vel

TIME           
time set: 1    
number of steps:   5
filename start number: 0
filename increment: 1  
time values: 1.00000e-002 1.50000e-002 2.00000e-002 2.50000e-002 
3.00000e-002

Other possibilities:

1. Try loading just the geometry for the 1st time step (by hand editing 
your case files --> I guess Fluent does not know Ensight format so well...)
2. Try to load just the transient geometry before trying all the scalar 
and vector results
3. Finally, try to load the entire dataset.

# in Ensight format is considere a comment, so, you can put "#" to do 
the tests suggested above.

Regards

Renato.

Stephen Gillen wrote:
> I don't have a copy of Ensight myself, I've attached the case file that was
> outputted from fluent. 
> I appreciate the help. 
> Just some more info in case it is relevant I am running paraview 3.4 on a XP
> machine.
>
> -----Original Message-----
> From: Renato N. Elias [mailto:rnelias at nacad.ufrj.br] 
> Sent: 12 November 2008 16:52
> To: Stephen Gillen
> Subject: Re: [Paraview] Transient Fluent Data
>
>
> Do you have Ensight? Or, can you send me your files to check using
> ens_checker? ens_checker is a program developed by CEI to verify if case
> files are correctly written or not.
>
> []'s
>
> Renato
>
> Stephen Gillen wrote:
>   
>> I don't even get as far as choosing byte order, as soon as I try to 
>> open the case file I get the errors.
>> All I can tell from errors is it is having trouble reading the .geo file. 
>>
>> If I export a single timestep from Fluent I am able to load it fine.
>>
>> If I look at the .geo files it appears that the transient one is 
>> simply the single timestep ones appended to each other with 'begin 
>> time step' and 'end time step' between each.
>>
>>
>> -----Original Message-----
>> From: Renato N. Elias [mailto:rnelias at nacad.ufrj.br]
>> Sent: 12 November 2008 16:00
>> To: Stephen Gillen
>> Cc: paraview at paraview.org
>> Subject: Re: [Paraview] Transient Fluent Data
>>
>>
>> Weird, it should work... I've already loaded transient geometries in 
>> PV in the past...
>>
>> Have you tried to change the byte order (little/big endian)?
>>
>> Cheers
>>
>> Renato.
>>
>> Stephen Gillen wrote:
>>   
>>     
>>> Hello,
>>>
>>> I am trying to use Paraview to postprocess transient results from 
>>> Fluent. I am new to paraview and I have so far only used it for 
>>> steady data with little or no problems.
>>>
>>> I am exporting the data as EnSight Case Gold files, and so Fluent 
>>> writes a case file(actually outputs as .encas but cam simply change 
>>> to .case or when opening choose files of *.*) along with .geo and 
>>> other variable files. When it is just a steady simulation ParaView 
>>> reads the files with no problem however when it is transient data it 
>>> gives the
>>>     
>>>       
>> following error.
>>   
>>     
>>> ERROR: In ..\..\..\ParaView3\VTK\IO\vtkGenericEnSightReader.cxx, line
>>> 389 vtkGenericEnSightReader (0DAE5380): Unable to open file:
>>> C:\Workingfiles\motion\Anj\NewFolder\/C:\Workingfiles\motion\Anj\NewF
>>> o
>>> lder\1
>>> 25_m-0001.geo
>>>
>>>
>>> Warning: In ..\..\..\ParaView3\VTK\IO\vtkGenericEnSightReader.cxx,
>>> line 390 vtkGenericEnSightReader (0DAE5380): Assuming binary file.
>>>
>>>
>>> However the case still appears in the pipeline browser though no 
>>> operations can be carried out on it.
>>>
>>>
>>> The only other option for transient data is to read in the data for 
>>> each time step. However paraview doesn't seem to link together the 
>>> timesteps, is there any way of forcing to link them.
>>>
>>> Any help would be greatly appreciated.
>>>
>>> Stephen Gillen
>>>
>>>
>>> _______________________________________________
>>> ParaView mailing list
>>> ParaView at paraview.org
>>> http://www.paraview.org/mailman/listinfo/paraview
>>>
>>>   
>>>     
>>>       
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>> 19:32
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>>   
>>     
>
>
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