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Search: Posts Made By: xinyu
Forum: OpenFOAM Programming & Development August 12, 2013, 12:41
Replies: 4
Views: 1,451
Posted By xinyu
coupling two interfaces with uncovered faces using AMI

Hello philippose (http://www.cfd-online.com/Forums/members/philippose.html),

Thank you for your detailed posting on the status of AMI (GGI) for uncovered faces. I am facing a similar problem (a...
Forum: OpenFOAM Meshing & Mesh Conversion August 6, 2013, 23:45
Replies: 0
Views: 375
Posted By xinyu
ggi for non-overlaping interfaces (OpenFOAM-2.2)

Hello All,
I hope your day is going well.
I am trying to solve a mesh problem as described in ...
Forum: OpenFOAM Programming & Development March 22, 2013, 15:19
Replies: 0
Views: 218
Posted By xinyu
lagrangian coal modeling

Hello All,

I am trying to implement a devolatilization model in OpenFOAM-1.7.1 which requires the knowledge of the temperature history of a parcel at any given time. Is there any way to achieve...
Forum: OpenFOAM August 29, 2012, 14:41
Replies: 8
Views: 1,367
Posted By xinyu
Could you please explain wht this works?

I recently encountered the same problem and solved using this thread. Could you kindly explain why we need to add parentheses here? Is this something to do with the tmp type defined in the turbulence...
Forum: OpenFOAM Programming & Development August 21, 2012, 14:05
Replies: 0
Views: 358
Posted By xinyu
Angry How to modify psi value from the solver level (based on reactingFoam)?

Hello everyone,

I am writing a solver based on reactingFoam (1.7.1). The psi value is calculated from a user-routine, and I want to assign the value to psi and use that psi to update other thermo...
Forum: OpenFOAM Running, Solving & CFD August 11, 2011, 21:30
Replies: 102
Views: 17,817
Posted By xinyu
Hi Markus, Thanks for the suggestion. I...

Hi Markus,

Thanks for the suggestion. I could run all the test run in the tutorial cases in sundials. I "unset FOAM_SIGFPE" in the bashrc file and the error is gone after that. Now both the test...
Forum: OpenFOAM Running, Solving & CFD August 10, 2011, 14:43
Replies: 102
Views: 17,817
Posted By xinyu
Unhappy An alternateSteadyReactingFoam error

Hi everyone,

I just started using the alternateSteadyReactingFoam solver recently. I compiled the file according to http://openfoamwiki.net/index.php/Contrib_alternateReactingFoam and everything...
Forum: OpenFOAM Running, Solving & CFD October 29, 2010, 18:20
Replies: 0
Views: 362
Posted By xinyu
Any idea why the changes are made in OpenFOAM 1.7 for reactingFoam

Hi everyone,

When I used OpenFOAM 1.6, the reactingFoam solver tends to give very low temperature in a flow field even when all the chemistry is turned off.. but it works fine with OpenFOAM 1.7....
Forum: OpenFOAM Programming & Development May 23, 2010, 17:20
Replies: 4
Views: 2,366
Posted By xinyu
A possible way of solving this problem

Hi,

According to the error message, it seems the temperature field T is not recognized by the program.Thus, I added the following lines in the createFields.H file after line 24. The error message...
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