Forum: Main CFD Forum
Today, 20:34
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Replies: 10
Views: 239
Thank you for your suggestion.
I have been...
Thank you for your suggestion.
I have been reading the content you mentioned in the book you recommended these past few days.
Basically, I can understand the proofs in the book, but it...
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Forum: OpenFOAM Programming & Development
Today, 20:23
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Replies: 18
Views: 1,837
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Forum: Main CFD Forum
Today, 20:03
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Replies: 3
Views: 78
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Forum: ANSYS Meshing & Geometry
Today, 19:13
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Replies: 0
Views: 18
Bad quality mesh for CFD
Hey everyone, I'm very new to Ansys and currently trying to create a tetrahedral mesh with a "inflation" of 7 layers and a total thickness of 3.5 mm for CFD (college assignment). I've been struggling...
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Forum: CFX
Today, 18:27
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Replies: 38
Views: 413
As the rotation speed increases the boundary...
As the rotation speed increases the boundary layers will get thinner and the flow more turbulent (at least in the trailing section of the foil), and the turbulence transition point will move closer...
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Forum: ANSYS Meshing & Geometry
Today, 17:48
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Replies: 8
Views: 122
it can be anything.
However, my first guess is...
it can be anything.
However, my first guess is that it is in your mesh. And therefore the problem is in your ICEM geometry. Possibly there are multiple curves very close to each other on the edge...
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Forum: Main CFD Forum
Today, 16:16
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Replies: 0
Views: 40
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Forum: OpenFOAM Programming & Development
Today, 14:07
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Replies: 0
Views: 30
Interpolation for fvPatchField
Hi, everyone. I'm about to write a dynamic boundary with codedFixedValue.
I want to use the pressure to force the boundary deform and move, so I need the pressure value on the boundary points.
...
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Forum: OpenFOAM Pre-Processing
Today, 12:54
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Replies: 11
Views: 143
My case is now ready for sharing. If there is...
My case is now ready for sharing. If there is someone out there who is willing to support, please just PM me and I will share the case (constant + system folder) via OneDrive.
Thanks and best...
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Forum: ANSYS Meshing & Geometry
Today, 12:52
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Replies: 8
Views: 122
This method did work!
Thank you very much, I...
This method did work!
Thank you very much, I was able to fix the issue with the unevenness in the elements!
However, I am still not able to use the mesh in CFX.
I can import it and set up my...
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Forum: OpenFOAM Installation
Today, 12:43
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Replies: 0
Views: 51
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Forum: FLUENT
Today, 12:35
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Replies: 0
Views: 62
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Forum: SU2
Today, 10:52
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Replies: 3
Views: 70
Hi,
I checked the implementation and...
Hi,
I checked the implementation and support for inlet profiles is currently not implemented for supersonic inlets.
You might be able to get this working if you modify the...
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Forum: CFX
Today, 10:50
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Replies: 38
Views: 413
RPM variation
I ran the simulations using the best grid I have, and I'm getting a systematic error of at least 15%, decreasing as the RPM gets lower. It's around 5% at 1606 RPM, but the next point at 2273 after is...
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Forum: CFD Freelancers
Today, 09:20
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Replies: 1
Views: 84
Re :
Hi,
Shall I perform the analysis in OpenFOAM? If so, you can reach me at prasant.karedla@gmail.com
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Forum: OpenFOAM Running, Solving & CFD
Today, 07:18
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Replies: 12
Views: 529
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Forum: OpenFOAM Running, Solving & CFD
Today, 06:48
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Replies: 12
Views: 529
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Forum: Hardware
Today, 05:46
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Replies: 31
Views: 4,606
A "desktop Workstation"
It's always extremely interesting to read your comments. I'm thinking of building a "desktop workstation" based on 2017 Xeon Gold CPUs. For example, 2 Xeon Gold 6138s (20 cores each), would mean 40...
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Forum: Main CFD Forum
Today, 05:29
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Replies: 0
Views: 33
Ansys Turbogrid Negative Volume Error
Hi. I'm currently new to using ANSYS software, and I am having trouble creating a mesh for centrifugal pump geometry. I designed the impeller using Vista CPD and design modeler and would like to...
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Forum: Main CFD Forum
Today, 02:53
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Replies: 0
Views: 70
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Forum: CFX
Yesterday, 22:48
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Replies: 1
Views: 60
Have you tried using a frozen rotor interface?...
Have you tried using a frozen rotor interface? You can somewhat account for the frozen rotor's simplification of just modelling a single point in the rotation by sweeping it across a full pitch. Or...
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Forum: Main CFD Forum
Yesterday, 19:07
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Replies: 3
Views: 78
The pressure i am expecting is 32Pa with an...
The pressure i am expecting is 32Pa with an average velocity of 6.5 m/s (but i am getting 36Pa (higher drop) and 5 m/s velocity (lower velocity). I get correct velocity vs pressure for last 4 holes....
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Forum: OpenFOAM Programming & Development
Yesterday, 18:53
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Replies: 0
Views: 53
Accessing Dictionary Files from src files
Hello,
I am developing my own chemistry library and need to track reaction rates for certain reactions. For this i copied StandardChemistryModel class and it is my intention to make the class...
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Forum: Main CFD Forum
Yesterday, 18:33
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Replies: 3
Views: 78
It could be that the effect you are seeing is...
It could be that the effect you are seeing is physical: i.e. an actual pipe would show the same. The flow condition at each hole is different because the flow velocity in front of a hole is higher...
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Forum: SU2
Yesterday, 17:36
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Replies: 3
Views: 70
Yes, I meant when specifying an inlet profile...
Yes, I meant when specifying an inlet profile from a file. I have tried it with uniform inlet conditions and it runs fine, but I'd like to impose an inlet profile if possible. I've tried MARKER_INLET...
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