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Search took 0.00 seconds. Search: Posts Made By: kdrbrk
Forum: FLUENT June 21, 2010, 06:39
Replies: 19
Views: 40,307
Posted By kdrbrk
did you scale the mesh after importing it to...

did you scale the mesh after importing it to fluent?
now I realized that it may be the problem.
by default, fluent assumes the dimensions in in meters.
but cad softwares generally use milimeters....
Forum: FLUENT June 21, 2010, 03:21
Replies: 19
Views: 40,307
Posted By kdrbrk
is your mesh almost same in two cases? also be...

is your mesh almost same in two cases?
also be sure that parameters are same.
I do not know anything about Cham Phoenics, never used before.
maybe you can check its reference values.

note:...
Forum: FLUENT June 18, 2010, 05:28
Replies: 19
Views: 40,307
Posted By kdrbrk
if you want to compare the results between two...

if you want to compare the results between two solvers, it is best to use same mesh. but it is not always possible.

running out of memory is a common problem if you are using personal computer for...
Forum: FLUENT June 18, 2010, 01:37
Replies: 19
Views: 40,307
Posted By kdrbrk
first of all, you need a larger domain to have...

first of all, you need a larger domain to have correct results, at least -as far as I know- 10 car length after the car. Thats what they say when you simply analze an airfoil.

In Fluent, you see...
Forum: FLUENT June 17, 2010, 10:16
Replies: 19
Views: 40,307
Posted By kdrbrk
Are the operating conditions same? by default,...

Are the operating conditions same?
by default, fluent operating conditions are set to 101300 Pa.
The pressures that you see is gauge pressure, the difference between pressure at that point and...
Forum: FLUENT June 17, 2010, 08:07
Replies: 19
Views: 40,307
Posted By kdrbrk
First, set the reference values in Fluent. speed...

First, set the reference values in Fluent. speed and density is enough for force coefficient calculation.

then, under report, go to forces and select drag.
define the drag force direction....
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