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How to implimemt non-fixed gradient boundary condition ?

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Old   April 5, 2015, 04:17
Question How to implimemt non-fixed gradient boundary condition ?
  #1
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Hesam
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Hi friends,

I want to impliment below non-fixed boundary condition :

for a scalar field C , that is volume fraction : for example

in 0/C file :

downWall
{
gradient 5000/T;
}

T is temprature that change in every time step.

please Help me.
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Old   April 20, 2015, 10:21
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Agustín Villa
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Hello

you should use GroovyBC to do that. In the expression you have to introduce, you should put the formula you propose.
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