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-   -   Help, Retrieve Flux with Scheme (https://www.cfd-online.com/Forums/fluent/48423-help-retrieve-flux-scheme.html)

Tim June 5, 2008 20:43

Help, Retrieve Flux with Scheme
 
I want to set my boundary condition based on the outflow flux. Does anybody know how to retrieve the value of flux with Scheme? Thanks a lot.

Victor June 6, 2008 05:55

Re: Help, Retrieve Flux with Scheme
 
Hello,

What boundary condition? What flux? Heat fluw? Mass flux?

Are you saying you want to set the inlet based in the outlet? If that's what you want, I don't think you could do it - matematically speaking. Unless you have something like: the outlet of the timestep i dependes on the outlet of the timestep i-1.

Anyways, I think you probably can retrieve it by a UDF.

My best regards, Victor

Tim June 6, 2008 12:44

Re: Help, Retrieve Flux with Scheme
 
Hi Victor,

Thank you. I am simulating a circulating fluidized bed and want to return the solids exiting from the outlet back to the system. I've done it with UDF. Thanks.

Tim


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