CFD Online Logo CFD Online URL
www.cfd-online.com
[Sponsors]
Home > Wiki > Wall functions

Wall functions

From CFD-Wiki

(Difference between revisions)
Jump to: navigation, search
Line 1: Line 1:
Based on [[Law of the wall|law of the wall]]
Based on [[Law of the wall|law of the wall]]
-
A wall-function simulation normally requires that [[Dimensionless wall distance|y plus]] of the first cell outside the walls is in the log-layer, which starts at about y plus 20 and, depending on the Re number, extends up to say y plus 300.
+
A wall-function simulation normally requires that [[Dimensionless wall distance|y plus]] of the first cell outside the walls is in the log-layer, which starts at about y plus 20 and, depending on the Re number, extends up to say y plus 200.
{{stub}}
{{stub}}

Revision as of 08:51, 29 March 2007

Based on law of the wall

A wall-function simulation normally requires that y plus of the first cell outside the walls is in the log-layer, which starts at about y plus 20 and, depending on the Re number, extends up to say y plus 200.


My wiki