slip and noslip
 

hi forum
i wanna to know about physical mean for slip and noslip condition.....
thanks.........

Hi
No slip means
U=U_{wall}
Slip means
UU_{wall}

slip noslip
 

thank u for ur rply.
where, U is one?
thanks

Hi
U is the velocity of the fluid.

porous
 

very thanks for rply........
could u pls help me?
in solver,what is the use of porous formulation and give me information?