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-   -   TGrid PArallel (https://www.cfd-online.com/Forums/fluent/48458-tgrid-parallel.html)

diego flores June 9, 2008 12:47

TGrid PArallel
 
Does anyboby know if TGrid is able to run in parallel??

BastiL June 9, 2008 16:48

Re: TGrid PArallel
 
No it is not... Why do you need it?

Diego Flores June 9, 2008 21:22

Re: TGrid PArallel
 
I need it for refining a model in two processors. What is the principal reason because Tgrid does not work in parallel??

BastiL June 10, 2008 14:52

Re: TGrid PArallel
 
Why do need to refine it on two CPUs? Speedup reasons?

The reason is that FLUENT/ANSYS has not yes parallelised it....

Diego Flores June 10, 2008 20:09

Re: TGrid PArallel
 
speed up simply, and I have the doubt simply, because if fluent can run in parallel. why Tgrid doesn't?

Rakesh Jha June 11, 2008 01:12

Re: TGrid PArallel
 
Fluent solver runs on parallel but not the Post processing. You can only solve using parallel computation not setting up the model and pre-processing the results.


red lemon June 11, 2008 12:17

Re: TGrid PArallel
 
You can in fact setup, solve and post process in parallel in Fluent. Some functionality is restricted when doing post in parallel such as deactivate cell zones on partitioned grid but for the most part you can do all 3 in parallel and not just the solve.

TGrid is only a serial product but using 64 bit you can generated >100million cell meshes. Note that ANSYS ICEM can be used in parallel on a multi cpu machine.

bubua June 11, 2008 13:55

Re: TGrid PArallel
 
icem can be used in paralell only for tetrahedral meshing

Rakesh Jha June 12, 2008 03:13

Re: TGrid PArallel
 
Thank you for the onformation Red Lemon! Fluent post and set up lienses do get opened on parallel. But while keeping note of the CPU usage, I could not see the CPUs (nodes) loaded other than the master one. So thought the other CPUs are just connected but not used. But it may be because of size of my model (only 11 million hybrid cells!).


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