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Forum: FLUENT

June 2, 2014, 13:24

Replies: 7

Source term in Fluent

Views: 3,437

Posted By itsme_kit

Hi I got another problem Is the following...

Hi I got another problem

Is the following structure correct?

DEFINE_SOURCE(dissipation_gradient,cell,thread,dS,eqn)
{
real source;
source=C_D_G(cell,thread)=-0.000003;
dS[eqn]=0.;
return...

Forum: FLUENT

June 2, 2014, 06:36

Replies: 7

Source term in Fluent

Views: 3,437

Posted By itsme_kit

Really appreciate your useful help

Really appreciate your useful help

Forum: FLUENT

May 30, 2014, 12:11

Replies: 7

Source term in Fluent

Views: 3,437

Posted By itsme_kit

Hi Azarafra I think I got your point ...

Hi Azarafra

I think I got your point

There are two things I'm still in doubt:

a) you said I need to use C_U_G(c,t) which is a gradient vector macro, but I found another macro for cell...

Forum: FLUENT

May 30, 2014, 10:28

Replies: 7

Source term in Fluent

Views: 3,437

Posted By itsme_kit

Hi Azarafra Thanks for your reply There...

Hi Azarafra

Thanks for your reply

There is one example shown in the manual (adding a momentum source to a duct flow)

The link: http://aerojet.engr.ucdavis.edu/fluenthelp/html/udf/node232.htm...

Forum: FLUENT

May 30, 2014, 04:20

Replies: 7

Source term in Fluent

Views: 3,437

Posted By itsme_kit

Source term in Fluent

I wanna put a source term (du/dz=constant) in a cell zone in the u equation to act like a shear stress

However, I have no experience of writing source term (didn't find relevant examples from...

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