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Search took 0.01 seconds. Search: Posts Made By: thunde47
Forum: OpenFOAM Running, Solving & CFD Yesterday, 08:51
Replies: 0
Views: 47
Posted By thunde47
Possible bug in laserdtrm

Why is there a factor of 0.5 in laserdtrm.C file in the following code snippet?

// calculate target point using new deviation rl
p1 = lPosition + finalPos +...
Forum: OpenFOAM Running, Solving & CFD February 2, 2024, 00:58
Replies: 0
Views: 103
Posted By thunde47
manual laser power as a function of theta and r

icoReactingMultiphaseInterFoam solve of OF1806 has the option of providing manual laser power as a function of theta and radius. Can someone help with the syntax of actually using this functionality?
Forum: OpenFOAM Running, Solving & CFD September 9, 2023, 03:13
Replies: 0
Views: 186
Posted By thunde47
Surface tension between the solid and liquid phase of the same material

What should be surface tension between solid and liquid phases of a metal in OpenFOAM's phaseProperties file?
Forum: OpenFOAM Running, Solving & CFD September 4, 2023, 05:59
Replies: 0
Views: 185
Posted By thunde47
meaning of solidthermo in icoreactingmultiphaseinterfoam

thermoType solidThermo does not require viscosity and Pr values. What is the physical meaning of this?

Does it truly behave like a solid ie viscosity -> infinity?
Forum: OpenFOAM Running, Solving & CFD June 8, 2023, 03:00
Replies: 1
Views: 314
Posted By thunde47
Is there a compressible phase changing solver with sharp interface?

Is there a solver that can handle 4 phases, compressible (high Mach numbers) with phase change (melting and solidification) and sharp interface (droplet particle dynamics is important) between liquid...
Forum: FLOW-3D October 30, 2022, 23:29
Replies: 3
Views: 1,174
Posted By thunde47
I don't use CAESES, FLOW-3D, or Numeca anymore. ...

I don't use CAESES, FLOW-3D, or Numeca anymore.

Alternatively, you can try DAKOTA with OpenFOAM.
Forum: OpenFOAM Running, Solving & CFD September 12, 2022, 01:44
Replies: 2
Views: 354
Posted By thunde47
limitTemperature not working in icoreactingmultiphaseinterfoam in OF 2012

limitT
{
type limitTemperature;
active yes;



selectionMode all;
min 299;
max 5000;
Forum: OpenFOAM Running, Solving & CFD September 7, 2022, 03:56
Replies: 0
Views: 350
Posted By thunde47
Applying time-varying velocity using vectorFixedValueConstraint

Is it possible to apply time-varying velocity table to vectorFixedValueConstrained in OpenFOAM?
Forum: OpenFOAM Running, Solving & CFD September 7, 2022, 03:54
Replies: 0
Views: 275
Posted By thunde47
Time varying velocity to cellzone

Hello Foamers,

How can I apply time-varying tabular velocity to a cellzone in OpenFOAM?

Thanks.
Forum: OpenFOAM Running, Solving & CFD September 7, 2022, 03:52
Replies: 0
Views: 331
Posted By thunde47
fvOptions for tabular velocity results are unclear

substrateVelocity1
{

type vectorSemiImplicitSource;
//timeStart 0;
//duration 0.04;
//active on;
volumeMode absolute;
selectionMode cellZone; ...
Forum: OpenFOAM Post-Processing April 30, 2022, 01:18
Replies: 0
Views: 623
Posted By thunde47
Graphics card for OSPRay vs Optix

I had a query regarding Paraview. I am getting a new workstation assembled and intend to use NVIDIA GeForce 1050 Ti. Reading from your posts elsewhere I realized that OSPRay will work on any graphics...
Forum: CFD Freelancers August 18, 2021, 03:42
Replies: 2
Views: 717
Posted By thunde47
Our company, Paanduv Applications, has a...

Our company, Paanduv Applications, has a dedicated CFD Developer (R&D) for melting and solidification problems with phase change.
Please email at support@paanduv.com with details of your problem and...
Forum: OpenFOAM Running, Solving & CFD May 13, 2021, 08:16
Replies: 1
Views: 483
Posted By thunde47
shallowWaterFoam better example

Has anyone successfully used shallowWaterFoam for a real terrain (STL) with a river flowing on it? The standard example that comes with shallowWaterFoam is not very helpful to set a real problem.
Forum: OpenFOAM August 5, 2020, 10:06
Replies: 5
Views: 2,058
Posted By thunde47
So what was the conclusion on this? Any further...

So what was the conclusion on this? Any further developments/works comparing the Real VOF and Pseudo VOF methods?
Forum: OpenFOAM Running, Solving & CFD August 4, 2020, 13:20
Replies: 2
Views: 877
Posted By thunde47
You will have to sign in to your Google account...

You will have to sign in to your Google account for smooth form filling.

I am collecting this data for the following purposes:

1. Establish OpenFOAM as a strong common-place CFD software via...
Forum: OpenFOAM Running, Solving & CFD August 2, 2020, 13:00
Replies: 2
Views: 877
Posted By thunde47
OpenFOAM V&V experts needed for multiple industries

We are looking for OpenFOAM verification and validation (V&V) case studies in various industries for our upcoming CFD marketplace website. If you have conducted any V&V work in the past, or, would...
Forum: CFD Freelancers August 2, 2020, 12:58
Replies: 0
Views: 670
Posted By thunde47
OpenFOAM V&V experts needed for multiple industries

We are looking for OpenFOAM verification and validation (V&V) case studies in various industries for our upcoming CFD marketplace website. If you have conducted any V&V work in the past, or, would...
Forum: FLOW-3D April 10, 2020, 17:34
Replies: 1
Views: 935
Posted By thunde47
You can modify the density and viscosity of fluid...

You can modify the density and viscosity of fluid using scalars model.

Assign fluid only to the river1. Add scalar+fluid to river2. And then as the river mix, you can see the mixing patterns and...
Forum: FLOW-3D April 10, 2020, 16:54
Replies: 6
Views: 1,207
Posted By thunde47
Yes, you can activate the Immersed Boundary...

Yes, you can activate the Immersed Boundary Method (IBM) in FLOW-3D.

Go to Numerics. Go to momentum-advection column. Activate the immersed boundary option.
Forum: FLOW-3D April 10, 2020, 16:49
Replies: 4
Views: 1,550
Posted By thunde47
If you activate the two-way coupling in GMO...

If you activate the two-way coupling in GMO model, then water will just roll the cylinder along.

Now, in order to assign velocity to the fluid, you can provide velocity at the boundary condition.
Forum: FLOW-3D April 2, 2020, 19:55
Replies: 4
Views: 1,550
Posted By thunde47
The main model here will be the GMO model. You...

The main model here will be the GMO model. You can either just do one-way coupling where the cylinder affects the fluid or a two-way coupling where both fluid and cylinder affect each other.

The...
Forum: FLOW-3D April 2, 2020, 19:53
Replies: 2
Views: 1,735
Posted By thunde47
You can look at the axes specific forces such as...

You can look at the axes specific forces such as Z-force. Those are net forces in each direction.
Forum: FLOW-3D April 2, 2020, 17:18
Replies: 6
Views: 1,207
Posted By thunde47
You can use nested (overlay) blocks or multiple...

You can use nested (overlay) blocks or multiple blocks next to each other. No need to worry about the inter-block boundary conditions. The code takes care of data transfer between the blocks through...
Forum: FLOW-3D April 2, 2020, 16:27
Replies: 3
Views: 3,542
Posted By thunde47
No Rajkool. All CFD software have different...

No Rajkool. All CFD software have different programming bases and errors. Please do not post ANSYS related posts on this forum.
Forum: FLOW-3D April 2, 2020, 16:25
Replies: 15
Views: 3,490
Posted By thunde47
Thanks for all the work. I was thinking that...

Thanks for all the work. I was thinking that perhaps it may be more meaningful to perform these analyses for longer runtime simulations.
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