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Forum: Fluent UDF and Scheme Programming

March 8, 2012, 15:33

Replies: 11

UDF for energy source term

Views: 12,682

Posted By Micael

Still one detail, the UDM should be initialized...

Still one detail, the UDM should be initialized so that during the first time step there is a value for it.

Forum: Fluent UDF and Scheme Programming

March 7, 2012, 19:51

Replies: 11

UDF for energy source term

Views: 12,682

Posted By Micael

Yes, that's it ComputerGuy! :) Only left is...

Yes, that's it ComputerGuy! :)

Only left is the special case of the very first time step and the whole thing is adressed.

Forum: Fluent UDF and Scheme Programming

March 7, 2012, 18:00

Replies: 11

UDF for energy source term

Views: 12,682

Posted By Micael

I don't think that can work. The reason is that...

I don't think that can work. The reason is that DEFINE_SOURCE should be called more than once per time step (many iterations to solve a given time step). Hence, this line should be remove:
...

Forum: Fluent UDF and Scheme Programming

March 6, 2012, 16:49

Replies: 11

UDF for energy source term

Views: 12,682

Posted By Micael

I did this before. I don't have access to it...

I did this before. I don't have access to it right now, but here is the idea (I AM NOT SURE OF THE EXACT SYNTAX, I just write it roughly by memory):

1- compute/store H in a UDM with a "Adjust"...

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