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Search took 0.00 seconds. Search: Posts Made By: adarsh tiwari
Forum: OpenFOAM January 6, 2016, 06:14
Replies: 8
Views: 5,987
Posted By adarsh tiwari
looking for the step-by-step tutorial of chtMultiRegionSimpleFoam/heatExchanger

Dear All,

Sorry for the new thread.

I have a mesh for shell and tube heat exchangers in *.msh format. I have imported this to OpenFOAM 231.
all the walls are having zero thickness. With some...
Forum: CFD Freelancers September 8, 2015, 11:25
Replies: 5
Views: 1,932
Posted By adarsh tiwari
Hi, We can surely help you in this project. ...

Hi,

We can surely help you in this project.
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For more information please contact us at: http://mycadcfd.com/
Forum: CFD Freelancers September 1, 2015, 12:49
Replies: 6
Views: 3,794
Posted By adarsh tiwari
Trusted Cusotmers, 100% satisfaction

Hi,

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Our...
Forum: CFD Freelancers April 29, 2015, 11:51
Replies: 5
Views: 1,465
Posted By adarsh tiwari
Thumbs up Satisfaction Guranteed else MONEY-BACK

Hi,
I am having more than 1.5 years of industrial experience in CFD analysis, Experimental Validation of Results and Product Design and Development.

I have completed my M.E. in 'Thermal...
Forum: OpenFOAM Meshing & Mesh Conversion September 10, 2014, 07:42
Replies: 3
[Commercial meshers] FluentMeshToFoam problem
Views: 2,650
Posted By adarsh tiwari
Hi, I am a new user of OpenFOAM but I think...

Hi,

I am a new user of OpenFOAM but I think it is all about multiple fluid meshes, or multiple regions.



Multiple material meshes are not permitted. If multiple fluid materials exist,...
Forum: OpenFOAM September 10, 2014, 07:28
Replies: 3
Views: 1,587
Posted By adarsh tiwari
Hi, Validation is nothing but the...

Hi,

Validation is nothing but the comparision of your practical values, analytical value and simulated (numerically computed) value.

I suggest you to start with the simple flow cases, like flow...
Forum: OpenFOAM Running, Solving & CFD September 10, 2014, 07:20
Replies: 3
Views: 1,159
Posted By adarsh tiwari
Hi GDTech, Thanks for your quick reply, I...

Hi GDTech,

Thanks for your quick reply, I have already tried with the boundary conditions which you are mentioning but unfortunately it doesn't work.

If it is simulated using 'simpleFoam' then...
Forum: OpenFOAM Running, Solving & CFD September 10, 2014, 02:06
Replies: 3
Views: 1,159
Posted By adarsh tiwari
OpenFOAM: SimpleFoam Convergence and Solutions Issues

Hi All,

sorry for the new thread. I am analyzing a simple case of flow through a duct with sharp 90 deg. contraction in between.

The geometry is having a 2.78m x 3.28m C/S area at inlet and...
Forum: OpenFOAM Post-Processing May 16, 2014, 01:27
Replies: 4
Views: 2,033
Posted By adarsh tiwari
hi achyutan, I had already read you post. here...

hi achyutan,
I had already read you post. here is one of the "phi" file is copy-pasted. the entries for this file is ranging from 0 to 741532 for different patches.

For your convinence I am...
Forum: OpenFOAM Running, Solving & CFD May 15, 2014, 10:07
Replies: 4
Views: 2,051
Posted By adarsh tiwari
Hi Olivier thanks for your quick response,...

Hi Olivier

thanks for your quick response, as soon as i'll do something i'll get back to you

Thanks and Regards,
Adarsh R. Tiwari
Forum: OpenFOAM Post-Processing May 15, 2014, 00:00
Replies: 4
Views: 2,033
Posted By adarsh tiwari
hi all I am relatively new in openFoam, i...

hi all

I am relatively new in openFoam, i also tried to calculate the mass flow using
patchIntegrate phi <patch name e.g., inlet> but the results i got is integrated value (obviously :p:p).
...
Forum: OpenFOAM Running, Solving & CFD May 14, 2014, 23:40
Replies: 4
Views: 2,051
Posted By adarsh tiwari
still nothing..??????

still nothing..??????
Forum: OpenFOAM Post-Processing May 13, 2014, 04:37
Replies: 104
Views: 29,587
Posted By adarsh tiwari
hi all, I used the same thing as explained...

hi all,

I used the same thing as explained by Bruno, but i got the following message
--> FOAM FATAL IO ERROR:
Istream not OK for reading dictionary

file: fdcMassFlow at line 1.

From...
Forum: OpenFOAM Running, Solving & CFD May 13, 2014, 04:23
Replies: 15
Views: 16,078
Posted By adarsh tiwari
hi all, I am relatively new in OpenFOAM and...

hi all,

I am relatively new in OpenFOAM and with my observation i can say that patchIntegrate gives the integrated values, but what to do if somebody is interested in calculating the average...
Forum: OpenFOAM Running, Solving & CFD April 26, 2014, 09:47
Replies: 4
Views: 2,520
Posted By adarsh tiwari
mu is viscosity, Pr is Prandtl number. Well,...

mu is viscosity, Pr is Prandtl number.

Well, I suggest you to read user manual for understanding each term ;)
Forum: OpenFOAM Running, Solving & CFD April 26, 2014, 00:56
Replies: 4
Views: 2,520
Posted By adarsh tiwari
Hi Andrew, By knowing some properties you...

Hi Andrew,

By knowing some properties you can easily do it, the simplest way is to simply modify the respestive case file from one of the tutorials and change some properties accordingly.

Steam...
Forum: OpenFOAM Running, Solving & CFD April 22, 2014, 07:49
Replies: 6
Views: 2,631
Posted By adarsh tiwari
hi Betakv, As I already informed you that...

hi Betakv,

As I already informed you that the p and T boundary conditions are fixed, only thing I can play with is U.

I used zeroGradient and inletOutlet bc for velocity with different...
Forum: OpenFOAM Running, Solving & CFD April 16, 2014, 03:38
Replies: 8
Views: 5,907
Posted By adarsh tiwari
Hi all, As you already know that...

Hi all,

As you already know that rhoSimpleFoam is a steady-state solver, while, somebody is getting results from rhoSonicFoam and rhoPisoFoam.

I think you must give a try with rhoPimpleFoam...
Forum: OpenFOAM Running, Solving & CFD April 16, 2014, 03:20
Replies: 6
Views: 2,631
Posted By adarsh tiwari
Greeting Betakv, sorry for late reply. ...

Greeting Betakv,

sorry for late reply.

The file is too large to upload hence i am attaching the brief version of the same but by removing some of the data-table entries.

In pressure files I...
Forum: OpenFOAM April 15, 2014, 04:44
Replies: 3
Views: 1,542
Posted By adarsh tiwari
Hi all, I am new in OF, i am unable to...

Hi all,

I am new in OF, i am unable to understand, how to give probe for a surface or say, for a patch..??

thanks and regards,
Adarsh Tiwari
Forum: OpenFOAM Running, Solving & CFD April 14, 2014, 01:32
Replies: 6
Views: 2,631
Posted By adarsh tiwari
Greetings Betakv, I have already simulated...

Greetings Betakv,

I have already simulated using rhoPimpleFoam but I got some fancy results, with best of my knowledge I can say that the probability of getting appropriate results is much more...
Forum: OpenFOAM Running, Solving & CFD April 10, 2014, 04:17
Replies: 4
Views: 2,051
Posted By adarsh tiwari
Hi All, This is almost the same thing i am...

Hi All,

This is almost the same thing i am also asking,

In a particular domain, I want to solve for heat transfer in the fluid at initial stage, as the flow passes to middle domain i have to...
Forum: OpenFOAM April 10, 2014, 02:25
Replies: 4
Views: 1,344
Posted By adarsh tiwari
Smile Thanks betakv and kmooney, It solved the...

Thanks betakv and kmooney,

It solved the issue.:):):)

Best Regards,
Adarsh Tiwari
Forum: OpenFOAM Bugs April 9, 2014, 01:54
Replies: 30
Views: 35,092
Posted By adarsh tiwari
Hi all, I have to simulate the case of time...

Hi all,

I have to simulate the case of time varying BC 'uniformValue' for p and T

I tried various ways listed here and also from other open-sources, for schemes and solvers, to solve the 'p'...
Forum: OpenFOAM Running, Solving & CFD April 8, 2014, 08:18
Replies: 6
Views: 2,631
Posted By adarsh tiwari
rhoSimpleFoam :: Maximum number of iterations exceeded

Hi all,

I am trying to solve a case with time varying Boundary conditions using uniformValue and rhoSimpleFoam.

The input given for patches in p and T is in tabular form while the U is set as...
Showing results 1 to 25 of 42
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