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Search: Posts Made By: snak
Forum: OpenFOAM September 18, 2021, 07:40
Replies: 5
Views: 88
Posted By snak
Hi, If you really need the motion, you need...

Hi,

If you really need the motion, you need a time-dependent solver as Erick said.

There is some tutorials which handle rotating motion with a steady-state solver. ...
Forum: OpenFOAM Running, Solving & CFD September 4, 2021, 05:00
Replies: 3
Views: 183
Posted By snak
Could you put a log file from your run and a...

Could you put a log file from your run and a compressed case file you used. It may help people they wanna help this community.
Forum: OpenFOAM Running, Solving & CFD September 3, 2021, 12:39
Replies: 2
Views: 119
Posted By snak
Hi Gabriel, Thank you for summarizing the...

Hi Gabriel,

Thank you for summarizing the procedure.

Some important points are missing in this guide. The dimension and type of pressure and the physical property of viscosity depend on the...
Forum: OpenFOAM Running, Solving & CFD September 2, 2021, 06:42
Replies: 26
Views: 501
Posted By snak
There is a tutorial case with a liquid filled...

There is a tutorial case with a liquid filled cavity with free surface. pimpleFoam solver is used. Only one fluid is considered. Free surface moves using an interface-tracking dynamic mesh.

...
Forum: OpenFOAM Running, Solving & CFD September 1, 2021, 00:36
Replies: 26
Views: 501
Posted By snak
There is an interface-tracking dynamic mesh. I'm...

There is an interface-tracking dynamic mesh. I'm not sure this fits your needs or not. I have an interest in this function but I have never used...
...
Forum: OpenFOAM Post-Processing August 31, 2021, 23:39
Replies: 9
Views: 3,419
Posted By snak
How about creating symbolic links to data files...

How about creating symbolic links to data files and directories. You can arrange the files and directories as you like, aren't you?
Forum: OpenFOAM Pre-Processing August 29, 2021, 20:37
Replies: 3
Views: 162
Posted By snak
Hi, It means a "correct()" function in...

Hi,

It means a "correct()" function in "combustion" instance is called.

To know what exactly it means, we have to know the definition of "combustion".

Could you tell us the version of...
Forum: OpenFOAM August 27, 2021, 00:16
Replies: 2
Views: 257
Posted By snak
Hi, There is a mapFields utility which...

Hi,

There is a mapFields utility which maps one or more fields relating to a given geometry onto the corresponding fields for another geometry.
...
Forum: OpenFOAM Running, Solving & CFD August 24, 2021, 04:21
Replies: 11
Views: 1,704
Posted By snak
Hi Kraneberger, I found the open issue at...

Hi Kraneberger,

I found the open issue at VTK site.
https://gitlab.kitware.com/vtk/vtk/-/issues/18085

Using ParaView without a OpenFOAM Plugin (or not using paraFoam) causes this misleading...
Forum: OpenFOAM Running, Solving & CFD August 23, 2021, 20:42
Replies: 11
Views: 1,704
Posted By snak
Hi Kraneberger, I used OpenFOAM v2106. With...

Hi Kraneberger,

I used OpenFOAM v2106. With v1912, I got the same result as shown here:
86000

I used paraFoam command. paraFoam will stat paraview with the OpenFOAM libraries and reader...
Forum: OpenFOAM Running, Solving & CFD August 21, 2021, 07:40
Replies: 11
Views: 1,704
Posted By snak
Hi, How did you take data and plot ? ...

Hi,


How did you take data and plot ?


With tutorials/simpleFoam/airFoil2D case, velocities at the wall is zero with noSlip condition as shown here,

85969
Forum: OpenFOAM Running, Solving & CFD August 7, 2021, 08:14
Replies: 2
Views: 112
Posted By snak
Hi, You are using SimpleFoam. Only the...

Hi,

You are using SimpleFoam. Only the steady field is simulated. So, the blades do not rotate.

However, a MRF zone (named MRF1, created from rotor cellZone) exists. MRF1 is adding rotational...
Forum: OpenFOAM Running, Solving & CFD August 7, 2021, 08:01
Replies: 5
Views: 211
Posted By snak
Hi, Is this correct? In your case, the...

Hi,


Is this correct? In your case, the diameter of pipe is about 200 mm. (It is estimated from a STL file.)


As Daniel pointed out, the pressure drop you obtained from the website will be...
Forum: OpenFOAM Bugs January 26, 2021, 05:13
Replies: 19
Views: 2,788
Posted By snak
Hi, It is discussed here; ...

Hi,


It is discussed here;
https://www.cfd-online.com/Forums/openfoam-solving/60096-ddtphicorr.html
Forum: OpenFOAM Bugs January 6, 2021, 10:41
Replies: 19
Views: 2,788
Posted By snak
Hi, You can check information about...

Hi,

You can check information about OpenFOAM you installed with the following command;


dpkg -l | grep openfoam
This will tell you the tag like 20190620. We can see the tags...
Forum: OpenFOAM Bugs January 6, 2021, 06:39
Replies: 19
Views: 2,788
Posted By snak
Hi, ...

Hi,

https://github.com/OpenFOAM/OpenFOAM-dev/commit/b162c4818b9bbdb824db9e75baffef6ac7c5a7a0
The above commit is dated on 21 Feb 2019 and has a tag "20190304".
...
Forum: OpenFOAM Bugs January 5, 2021, 10:37
Replies: 19
Views: 2,788
Posted By snak
Hi, The ddtScheme has been reverted to...

Hi,


The ddtScheme has been reverted to previous one with the following commit;


ddtScheme::fvcDdtPhiCoeff: Reverted to previous flux-normalised scheme
...
Forum: OpenFOAM September 27, 2020, 05:25
Replies: 6
Views: 592
Posted By snak
Hi, log of a standard tutorial...

Hi,


log of a standard tutorial (aachenBomb) is something like this;
No finite volume options present
Courant Number mean: 0 max: 0

Starting time loopYour case stopped at just before Courant...
Forum: OpenFOAM September 1, 2020, 05:17
Replies: 13
Views: 607
Posted By snak
Example: coalChemistryFoam solver Changes in...

Example: coalChemistryFoam solver

Changes in coalChemistryFoam.C (adding lines to extra output)
runTime++;

Info<< "Time = " << runTime.timeName() << nl << endl;


...
Forum: OpenFOAM September 1, 2020, 04:50
Replies: 13
Views: 607
Posted By snak
Hi Kummi, It is quite difficult to advice...

Hi Kummi,

It is quite difficult to advice without knowing solver and library codes and a working example.

You have just shared the part of the library. I can not figure out the whole code...
Forum: OpenFOAM August 31, 2020, 11:58
Replies: 13
Views: 607
Posted By snak
Hi Kummi, What you attached is the code of...

Hi Kummi,

What you attached is the code of library, isn't it? I do not understand how you declared the instance of conductivitySolidTransport in your solver.

My intention is
- create getter...
Forum: OpenFOAM August 31, 2020, 11:14
Replies: 13
Views: 607
Posted By snak
Hi Kummi, Without knowing the source code...

Hi Kummi,

Without knowing the source code you use, giving further advice is out of the question.

My intension is to add output statement at the end of time loop in solver.

sorry,
Forum: OpenFOAM Programming & Development August 31, 2020, 05:58
Replies: 1
Views: 251
Posted By snak
Hi, criteriaSatisfied() will be used for...

Hi,

criteriaSatisfied() will be used for your purpose. (The related code will be in src/finiteVolume/cfdTools/general/solutionControl . If you are using OF-5 or older, the code are much simpler. )...
Forum: OpenFOAM August 31, 2020, 00:18
Replies: 13
Views: 607
Posted By snak
Hi, If you wanna see the scalar values,...

Hi,


If you wanna see the scalar values, putting the line like below will work. You have to create functions to get these values in the model.



// solidTransport is the instance from your...
Forum: OpenFOAM Programming & Development August 28, 2020, 22:35
Replies: 5
Views: 379
Posted By snak
Hi Teschner, Thank you very much for your elegant...

Hi Teschner, Thank you very much for your elegant example.

Let me summarize the above discussion.

Michael@UW 's question:

(1) GeometricField class have two functions they returns "*this"....
Showing results 1 to 25 of 95

 
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