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introducing pressure in a mass diffusion step

introducing pressure in a mass diffusion step

(OP)
hello,

i want to introduce a pressure as a predifined fields in a mass diffusion step.

how can i do it?

thanks

RE: introducing pressure in a mass diffusion step

Pressure = concentration?

RE: introducing pressure in a mass diffusion step

(OP)
yes i have a concentration with speed absorbed by a composite

RE: introducing pressure in a mass diffusion step

(OP)
can any one help me ?

RE: introducing pressure in a mass diffusion step

The phraseology of your question implies use of FE. Perhaps state the software and place query in an appropriate analysis forum.

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