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porous permeability

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Old   April 3, 2012, 17:26
Default porous permeability
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in my model i have a porous domain and i want to change the pearmibility of porous domain by an equation that relate rate of permeability change to flow rate.and at end i want to check the flow rate.but when i want to do a time study the flow rate change so much from one time step to another.i attach the relation .please guide me. im so confused.
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Old   April 4, 2012, 22:19
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what are you asking..... Is there a question in there? Now I'm so confused
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