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Forum: OpenFOAM Running, Solving & CFD May 25, 2018, 05:50
Replies: 20
Views: 7,523
Posted By ansubru
Post Ok, now I understand what you are saying. DPMFoam...

Ok, now I understand what you are saying. DPMFoam is an unresolved CFD-DEM, as the coupling is achieved by means of drag. You are not resolving the fluid stress tensor to actually calculate the...
Forum: OpenFOAM Running, Solving & CFD May 24, 2018, 03:53
Replies: 20
Views: 7,523
Posted By ansubru
Hi Min! Firstly, I am flattered that you...

Hi Min!


Firstly, I am flattered that you think I am an 'expert' in DPMFoam (I personally dont think that is the case :P)..


To provide a quick answer to some of your questions -
Forum: OpenFOAM Running, Solving & CFD June 9, 2015, 06:19
Replies: 20
Views: 7,523
Posted By ansubru
Hi mehdi!! The softwares you have mentioned are...

Hi mehdi!!
The softwares you have mentioned are all widely used for simulating several applications of granular and other dense multiphase flow. Each code has its own merits and de-merits and...
Forum: OpenFOAM Running, Solving & CFD July 4, 2014, 06:08
Replies: 20
Views: 7,523
Posted By ansubru
From my understanding, strength is based on...

From my understanding, strength is based on number :)..
Forum: OpenFOAM Running, Solving & CFD July 4, 2014, 05:46
Replies: 20
Views: 7,523
Posted By ansubru
Well, I did not have the need to have fixed...

Well, I did not have the need to have fixed positions for a particular size so I have not investigated it.. Moreover, if you have to change how the kinematiccloud positions injects/places the...
Forum: OpenFOAM Running, Solving & CFD July 4, 2014, 04:33
Replies: 20
Views: 7,523
Posted By ansubru
Hi again!! Its size distribution with...

Hi again!!



Its size distribution with very minimal variation.. In my case I have two particular sizes of particles 1 mm and 2.5 mm with a variation of 0.0001 m.. Its almost a fixed...
Forum: OpenFOAM Running, Solving & CFD July 4, 2014, 03:23
Replies: 20
Views: 7,523
Posted By ansubru
Hi again!! I am not very aware of many...

Hi again!!



I am not very aware of many validation cases, but I believe that it has been validated for the goldschmidt fuidized bed cases. This is something I am looking into as well. I am...
Forum: OpenFOAM Running, Solving & CFD July 3, 2014, 12:24
Replies: 20
Views: 7,523
Posted By ansubru
Hi Maysam!! Its nice to see another person...

Hi Maysam!!

Its nice to see another person working with DPMFoam, this solver has a very poor user base.

To answer your questions,



From my understanding, the DPMFoam solver uses only one...
Forum: OpenFOAM Running, Solving & CFD March 7, 2014, 10:11
Replies: 20
Views: 7,523
Posted By ansubru
Well.. I have solved the issue myself.. I guess.....

Well.. I have solved the issue myself.. I guess.. I realized that some of the model parameters I employed.. modulus of elasticity etc were wrongly defined (wrong values).. hence some of the...
Forum: OpenFOAM Running, Solving & CFD March 7, 2014, 09:16
Replies: 20
Views: 7,523
Posted By ansubru
DPMFoam solver inadequacy

Hey foamers!!

I am a fledgling in this new community. However, thanks to this forum I have been able to pick up the basics of openfoam rather quickly.

I have been trying to simulate "Specific...
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