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Search took 0.00 seconds. Search: Posts Made By: cm_jubayer
Forum: OpenFOAM Running, Solving & CFD March 22, 2014, 00:29
Replies: 4
Views: 8,662
Posted By cm_jubayer
Sometime these little things help so much..... :)

Sometime these little things help so much..... :)
Forum: OpenFOAM Community Contributions February 18, 2014, 11:01
Replies: 24
Views: 4,272
Posted By cm_jubayer
Hi LamiaOF2.1, I am attaching one of my...

Hi LamiaOF2.1,

I am attaching one of my omega file for your reference which uses groovyBC for the inlet profile. Hope this helps.


Jubayer
Forum: OpenFOAM Running, Solving & CFD January 14, 2014, 12:35
Replies: 24
Views: 7,790
Posted By cm_jubayer
Here is the link again: ...

Here is the link again:

https://dl.dropboxusercontent.com/u/34227704/forcedConvection_flatPlate.tar.gz


Jubayer
Forum: OpenFOAM December 18, 2013, 14:47
Replies: 8
Views: 5,061
Posted By cm_jubayer
Hi Lodda, you can try...

Hi Lodda,

you can try 'nutUSpaldingWallFunction' at the wall for nut, 'omegaWallFunction' for omega. These are continuous wall function that gives profile up to y+ =0.

Jubayer
Forum: OpenFOAM November 27, 2013, 15:33
Replies: 15
Views: 3,420
Posted By cm_jubayer
Hi deji, You said you made some changes to...

Hi deji,

You said you made some changes to the pressure. What are the changes? What are your pressure boundary conditions? or, if possible, Can you please upload a test case so that I can look...
Forum: OpenFOAM November 27, 2013, 14:26
Replies: 15
Views: 3,420
Posted By cm_jubayer
Hi deji, Can you please let us know the way...

Hi deji,

Can you please let us know the way you solved this mixed convection problem? I am also trying to simulate a low Re flow where the natural convection cannot be neglected compared to the...
Forum: OpenFOAM November 18, 2013, 12:44
Replies: 114
Views: 59,047
Posted By cm_jubayer
may be of interest to someone: ...

may be of interest to someone:

http://www.openfoam.org/mantisbt/view.php?id=835

Jubayer
Forum: OpenFOAM Community Contributions July 4, 2013, 22:42
Replies: 24
Views: 4,272
Posted By cm_jubayer
Hi, I compiled swak4foam as post#6 but...

Hi,

I compiled swak4foam as post#6 but still having some errors. I faced similar problem before and following post#6 worked on my system. However, recently I compiled swak4foam over a cluster but...
Forum: OpenFOAM Running, Solving & CFD April 4, 2013, 15:20
Replies: 24
Views: 7,790
Posted By cm_jubayer
You can download it from here...

You can download it from here (https://dl.dropbox.com/u/34227704/forcedConvection_flatPlate.tar.gz)


Jubayer
Forum: OpenFOAM Running, Solving & CFD April 4, 2013, 14:49
Replies: 24
Views: 7,790
Posted By cm_jubayer
Hi Andrea, I am also simulating forced...

Hi Andrea,

I am also simulating forced convection over a solar panel in the atmospheric boundary layer. I am using buoyantBoussinesqPimpleFoam. Based on nOuterCorrectors you can switch between...
Forum: OpenFOAM Community Contributions February 5, 2013, 10:47
Replies: 120
Views: 25,888
Posted By cm_jubayer
It worked! Thanks :D Jubayer

It worked! Thanks :D

Jubayer
Forum: OpenFOAM Community Contributions February 4, 2013, 23:29
Replies: 120
Views: 25,888
Posted By cm_jubayer
Here it is after running Allwmake again: No...

Here it is after running Allwmake again:

No 'swakConfiguration'. Python etc won't work
Checking swak4Foam-version and generating file
Traceback (most recent call last):
File...
Forum: OpenFOAM Community Contributions February 4, 2013, 12:59
Replies: 120
Views: 25,888
Posted By cm_jubayer
Hi Bruno, Sorry for not giving this earlier....

Hi Bruno,

Sorry for not giving this earlier.

Here are first few lines:

No 'swakConfiguration'. Python etc won't work
Checking swak4Foam-version and generating file
Traceback (most...
Forum: OpenFOAM Community Contributions February 3, 2013, 16:39
Replies: 120
Views: 25,888
Posted By cm_jubayer
Thanks Bruno for your quick reply. Yes, I saw...

Thanks Bruno for your quick reply. Yes, I saw that and tried. It gave me "not permitted" error for all the folders.

Jubayer
Forum: OpenFOAM Community Contributions February 3, 2013, 13:32
Replies: 120
Views: 25,888
Posted By cm_jubayer
Hi, I am facing similar problem like the 3rd...

Hi,

I am facing similar problem like the 3rd post in this thread. I am trying to complile swak4foam on a remote cluster. It compiles ok in my own system, but not on the cluster. OpenFOAM version...
Forum: OpenFOAM January 29, 2013, 15:29
Replies: 20
Views: 5,639
Posted By cm_jubayer
Hi, Did any one of you figure the burning...

Hi,

Did any one of you figure the burning question regarding LES in OpenFoam, which is, whenever you use a fluctuating inlet, pressure field becomes crazy. You can reproduce this just by running...
Forum: OpenFOAM Running, Solving & CFD January 29, 2013, 10:31
Replies: 40
Views: 16,260
Posted By cm_jubayer
I have submitted a ticket to OpenFOAM. Let's see...

I have submitted a ticket to OpenFOAM. Let's see what they reply. Issue ID number 0000729

Jubayer
Forum: OpenFOAM Running, Solving & CFD October 23, 2012, 11:28
Replies: 40
Views: 16,260
Posted By cm_jubayer
Hi Awais, Actually the case that I mentioned...

Hi Awais,

Actually the case that I mentioned is a 3D simulation (Flow inside an empty 3d box, like a wind tunnel)

Jubayer
Forum: OpenFOAM Running, Solving & CFD October 23, 2012, 11:10
Replies: 40
Views: 16,260
Posted By cm_jubayer
Hi Awais, I don't think its the turbulent...

Hi Awais,

I don't think its the turbulent inlet BC itself. I have tried to use real time history data from the wind tunnel into the simulation. I am getting the same pressure fluctuations. Seems...
Forum: OpenFOAM Running, Solving & CFD October 19, 2012, 23:48
Replies: 40
Views: 16,260
Posted By cm_jubayer
The one question is that why the pitzdaily case...

The one question is that why the pitzdaily case (pressure field) behave this way. Something is not right. Why OpenFOAM Ltd. is not addressing this issue? People has been facing this for a long time....
Forum: OpenFOAM September 28, 2012, 23:29
Replies: 10
Views: 2,255
Posted By cm_jubayer
Hi Mohammad, Did you figure out the problem?...

Hi Mohammad,

Did you figure out the problem? Was that the mesh? Thanks.

Jubayer
Forum: OpenFOAM Meshing & Mesh Conversion September 5, 2012, 11:33
Replies: 2
Views: 2,044
Posted By cm_jubayer
Hi, This is an issue with Pointwise version...

Hi,

This is an issue with Pointwise version (16.04.R2). I figured this out a while ago and reported them to fix it. I guess they did it in the newer version. However, I am using the older one...
Forum: OpenFOAM Running, Solving & CFD July 4, 2012, 11:45
Replies: 6
Views: 8,812
Posted By cm_jubayer
Thanks Roman. I'll definitely try smoothing my...

Thanks Roman. I'll definitely try smoothing my mesh.


Jubayer
Forum: OpenFOAM Running, Solving & CFD July 3, 2012, 16:21
Replies: 6
Views: 8,812
Posted By cm_jubayer
Hi Roman, Have you resolved the issue with...

Hi Roman,

Have you resolved the issue with this high resolution mesh with buoyantBoussinesqSimpleFoam solver and k-omega SST model? I am facing a similar problem. For my wind loading on solar...
Forum: OpenFOAM Running, Solving & CFD June 19, 2012, 09:49
Replies: 4
Views: 1,546
Posted By cm_jubayer
Hi Olivier, I thought of the time step size...

Hi Olivier,

I thought of the time step size at first. But as you can see, I have even used 10^-09 s for this full scale simulation, lowering time step size more than that does not make sense. This...
Showing results 1 to 25 of 42
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