membrane- help
 

Hi all;
I am trying to model a membarne which has water as feed, I have a rectangular chanel and I choose pressure-inlet and pressure out-let but after the iteration complete this model isn't converged and at the inlet I have the min of pressure in othe worr pressure decrease along the chanel :( I don't why this eccure!!!
pls help me
best regards :)

Hi,
probably you got reverse flow, check that by plotting vectors. if your membrane is a porous media, double check it's setting.