Forum: OpenFOAM Announcements from Other Sources
October 14, 2020, 17:22
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Replies: 5
Views: 3,284
Introduction Event of ennovaCFD
We are planning to hold online events in Oct. (Only in Japanese) to introduce Japanese followers to our product ennovaCFD for OpenFOAM.
We want to plan English events as well after Nov. if more...
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Forum: OpenFOAM Running, Solving & CFD
September 22, 2020, 02:16
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Replies: 6
Views: 3,375
An additional note
The setExprFields utility in OpenFOAM v2006 does not work if the entry "condition" is empty as shown below:
condition
#{
#};
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Forum: Main CFD Forum
September 22, 2020, 02:07
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Replies: 4
Views: 725
Hi MaySea,
The value entry is necessary...
Hi MaySea,
The value entry is necessary because the nutkRoughWallFunctionFvPatchScalarField class
is inherited from the fixedValueFvPatchScalarField class.
I understand that the value is only a...
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Forum: OpenFOAM Running, Solving & CFD
September 20, 2020, 23:34
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Replies: 6
Views: 3,375
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Forum: OpenFOAM Running, Solving & CFD
September 20, 2020, 22:49
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Replies: 11
Views: 1,705
Check your linear solver tolerance
As you can see, No Iterations are 0 in your simulation.
This means the initial residual satisfies the (absolute) tolerance you specified in the solvers dictionary(initial residual < tolerance)
and...
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Forum: OpenFOAM Announcements from Other Sources
September 20, 2020, 07:53
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Replies: 5
Views: 3,284
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Forum: OpenFOAM Announcements from Other Sources
September 20, 2020, 07:47
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Replies: 5
Views: 3,284
OpenFOAMWiki
Our software ennovaCFD for OpenFOAM has joined the wiki list of GUI for #OpenFOAM!
https://openfoamwiki.net/index.php/GUI
I wish you would know ennovaCFD!
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Forum: OpenFOAM Community Contributions
September 20, 2020, 07:42
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Replies: 0
Views: 865
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Forum: Main CFD Forum
September 20, 2020, 02:34
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Replies: 4
Views: 725
--> FOAM FATAL IO ERROR:
Essential entry...
--> FOAM FATAL IO ERROR:
Essential entry 'value' missing
file: /home/jan/0/nut.boundaryField.barkley from line 52 to line 54
The above message shows that value entry is missing in the...
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Forum: OpenFOAM Community Contributions
September 20, 2020, 01:28
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Replies: 0
Views: 877
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Forum: OpenFOAM
August 30, 2020, 06:49
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Replies: 2
Views: 1,052
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Forum: OpenFOAM
August 1, 2020, 21:00
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Replies: 2
Views: 1,062
total pressure coefficient field
In aerodynamics simulations, the total pressure coefficients fields are also used to check the regions of vortical structures that cause drag increase.
Best regards,
Fumiya
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Forum: OpenFOAM
August 1, 2020, 20:31
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Replies: 6
Views: 1,268
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Forum: OpenFOAM
August 1, 2020, 20:24
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Replies: 1
Views: 1,189
meanVelocityForce fvOptions
You can use meanVelocityForce fvOptions:
https://www.openfoam.com/documentation/guides/latest/doc/guide-fvoptions-sources-mean-velocity-force.html
You might want to check the following tutorial:...
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Forum: OpenFOAM Pre-Processing
July 25, 2020, 21:44
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Replies: 2
Views: 945
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Forum: OpenFOAM Pre-Processing
July 25, 2020, 21:37
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Replies: 1
Views: 650
Why don't you use snappyHexMesh?
It is...
Why don't you use snappyHexMesh?
It is time-consuming to generate boundary-fitted mesh with blockMesh.
Hope this helps,
Fumiya
P.S.
We've developed ennovaCFD, a commercial mesh generator...
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Forum: OpenFOAM Running, Solving & CFD
July 25, 2020, 21:16
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Replies: 24
Views: 10,116
In the first scenario, mesh lines generally do...
In the first scenario, mesh lines generally do not align to your initial liquid volume(particularly in the case of unstructured meshes as you wrote), so obtained initial alpha distribution might be...
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Forum: OpenFOAM Meshing & Mesh Conversion
July 25, 2020, 00:39
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Replies: 1
Views: 656
Hi,
You might want to try if...
Hi,
You might want to try if velocityDampingConstraint helps:
https://www.openfoam.com/documentation/guides/latest/doc/guide-fvoptions-constraints-velocity-damping.html
Hope this helps,
Fumiya
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Forum: OpenFOAM
July 25, 2020, 00:05
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Replies: 6
Views: 1,268
Hi,
I think you visualized the face center...
Hi,
I think you visualized the face center values.
A default interpolation scheme(linear) was used and you got (0 + 4.521512266064)/2=2.26.
So, I think the boundary condition works as expected....
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Forum: OpenFOAM Running, Solving & CFD
July 24, 2020, 22:20
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Replies: 5
Views: 742
Hi Chandra,
I think there is not...
Hi Chandra,
I think there is not straightforward way in the case of unstructured meshes.
As you know, line samplings are possible using sample function in OpenFOAM.
So, the following procedure...
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Forum: OpenFOAM Running, Solving & CFD
July 24, 2020, 21:55
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Replies: 24
Views: 10,116
Hi,
There are two scenarios:
1. Create a...
Hi,
There are two scenarios:
1. Create a cellZone corresponding to your initial liquid volume with snappyHexMesh and use setFields with zoneToCell option
You might want to check the tutorial...
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Forum: OpenFOAM Running, Solving & CFD
July 23, 2020, 17:57
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Replies: 5
Views: 742
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Forum: OpenFOAM
July 23, 2020, 17:45
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Replies: 1
Views: 1,275
Hi,
You might want to take a look at the...
Hi,
You might want to take a look at the following tutorial:
https://develop.openfoam.com/Development/openfoam/-/tree/master/tutorials/incompressible/simpleFoam/bump2D
In this tutorial,...
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Forum: OpenFOAM Running, Solving & CFD
July 23, 2020, 09:04
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Replies: 4
Views: 1,566
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Forum: OpenFOAM Announcements from Other Sources
July 23, 2020, 00:46
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Replies: 5
Views: 3,284
Brief introduction of ennovaCFD for OpenFOAM
ennovaCFD is a pre- and post-processing tool for OpenFOAM and iconCFD.
Generate polyhedral mesh and can directly export in OpenFOAM format
Set up following solvers in OpenFOAM(ESI version)...
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