Normal vector to a cell???

May 27, 2002, 12:51

Hello every body, I tried to define the normal vector with one UDF using Boudary_face_geomtery(f,ft,...) . But the result is not correct? is there any boduy how knows how to get this vector? Thanks a lot lagha

May 28, 2002, 08:28

hi!

to my experience it is not possible to find a normal vector to a cell, but to a face. the macro ist listed in the fluent user guide for user defined functions.

christian

May 28, 2002, 11:23

Thank you Christian, in fact there are some macro but all about the normal vector to a face! Maher

May 27, 2002, 12:51	Normal vector to a cell???	#1
lagha Guest Posts: n/a	Hello every body, I tried to define the normal vector with one UDF using Boudary_face_geomtery(f,ft,...) . But the result is not correct? is there any boduy how knows how to get this vector? Thanks a lot lagha

May 28, 2002, 08:28	Re: Normal vector to a cell???	#2
Christian Guest Posts: n/a	hi! to my experience it is not possible to find a normal vector to a cell, but to a face. the macro ist listed in the fluent user guide for user defined functions. christian

May 28, 2002, 11:23	Re: Normal vector to a cell???	#3
lagha Guest Posts: n/a	Thank you Christian, in fact there are some macro but all about the normal vector to a face! Maher

Similar Threads
Thread	Thread Starter	Forum	Replies	Last Post
Cells with t below lower limit	Purushothama	Siemens	2	May 31, 2010 21:58
[CAD formats] my stl surface is seen as just a line	rcastilla	OpenFOAM Meshing & Mesh Conversion	2	January 6, 2010 01:30
NACA0012 geometry/design software needed	Franny	Main CFD Forum	13	July 7, 2007 15:57
[Commercial meshers] Trimmed cell and embedded refinement mesh conversion issues	michele	OpenFOAM Meshing & Mesh Conversion	2	July 15, 2005 04:15
Warning 097-	AB	Siemens	6	November 15, 2004 04:41