# POROUS SURFACE MESHING PROBLEM

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 February 28, 2004, 08:23 POROUS SURFACE MESHING PROBLEM #1 subramani.j Guest   Posts: n/a Sponsored Links HAI FRIENDS, I HAVE PROBLEM IN THE AREA OF POROUS AREA (ie GAS DISTRIBUTION SCEENS GD-SCREEN) TOTAL SURFACE AREA = 2.67 m2 POROUS DIAMETER = 8 mm TOTAL POROUS DIAMETER = 5280 ( CIRCULAR DIA) TOTAL % OF OPENINGS = 30% TO 40% IN THIS POROUS AREA HOW TO MESH ? HOW TO CALCULATE THE COEFFICIENT PERMEABILITY VALUES,CONSTANTS VALUE LIKE C1,C2,n VALUES. HOW TO CONSIDER THE PROBLEM,TAKE AS VOLUME OR SOLID? SO PLEASE SEND YOUR SUGGESTIONS & IDEAS. YOURS FRIENDLY, SUBRAMANI.J

 March 3, 2004, 05:45 Re: POROUS SURFACE MESHING PROBLEM #2 carno Guest   Posts: n/a In STAR CD porous media are simulated by giving alpha (a) and beta (b) values from the second order polynomial equation passing through origin. y = ax2+bx. y is pressure drop and x is velocity. So from experiment find out these values and directly assign in STAR. Hope this helps.

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