AEATECHNOLoGY ENGINEERING SOFTWAR Useful hints Simplify the problem Simplify geometry Ignore features that do not affect the flow Use as many blocks as possible to set the geometry Make blocks meet at complete faces Maintain good mesh quality Simplify physics Model the physical process that is of utmost importance Model the dominant flow physics Check grid quality Check boundary conditions Obtain an initial simple flow field CFX-4 CFX-4.3V4.3.1H Introductory Training(Dec 1999)CFX-4 Introductory Training (Dec 1999) 11 -2 CFX-4.3 V4.3.1H Useful Hints Simplify the problem - Simplify geometry > Ignore features that do not affect the flow > Use as many blocks as possible to set the geometry > Make blocks meet at complete faces > Maintain good mesh quality. - Simplify physics > Model the physical process that is of utmost importance > Model the dominant flow physics. - Check grid quality. - Check boundary conditions. - Obtain an initial simple flow field