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Forum: OpenFOAM Pre-Processing October 31, 2013, 10:32
Replies: 19
Views: 2,761
Posted By ageorg
If your flow is turbulent then try to put 2 times...

If your flow is turbulent then try to put 2 times the mean velocity in the code I send you and it should work....
Forum: OpenFOAM Pre-Processing October 30, 2013, 19:12
Replies: 19
Views: 2,761
Posted By ageorg
Please send me a description or a paper of what...

Please send me a description or a paper of what you try to simulate I need more info in order to give you a correct answer... The info I gave you so far is in order to apply a parabolic inflow...
Forum: OpenFOAM Pre-Processing October 30, 2013, 12:13
Replies: 19
Views: 2,761
Posted By ageorg
Smile Average velocity in circular pipes is half the...

Average velocity in circular pipes is half the maximum
So use your half value of the one you calculated with your Re number.....
Forum: OpenFOAM Pre-Processing October 30, 2013, 11:44
Replies: 19
Views: 2,761
Posted By ageorg
The mean value of U is simply U=Q/A Q: flow...

The mean value of U is simply U=Q/A

Q: flow rate m3/sec
A: area of inlet m2

Hope it is clear now

Don't hesitate to ask me anything else...
Forum: OpenFOAM Pre-Processing October 30, 2013, 08:16
Replies: 19
Views: 2,761
Posted By ageorg
3D parabolic Inlet Profile

inlet
{
type groovyBCFixedValue;
variables (
"velIn=0.03822;" //velIn is the normal mean inlet velocity
"c=sum(pos()*mag(Sf()))/sum(mag(Sf()));" //c is the centre of the...
Forum: OpenFOAM Pre-Processing October 29, 2013, 04:47
Replies: 19
Views: 2,761
Posted By ageorg
This was quite long ago so the only thing I...

This was quite long ago so the only thing I remember is that I followed instructions suggested in this forum and others and I finally managed to compile it. Just Google it and you will find the...
Forum: OpenFOAM Pre-Processing October 28, 2013, 17:32
Replies: 19
Views: 2,761
Posted By ageorg
Yes I managed it using groovyBC in Swak4Foam ...

Yes I managed it using groovyBC in Swak4Foam

But i remember that i had to follow many forums in order to compile swak4Foam in OF 2.2.1 that i am working on. If you are able to compile this in your...
Forum: OpenFOAM Pre-Processing August 30, 2013, 05:19
Replies: 19
Views: 2,761
Posted By ageorg
groovyBC

Thanks for the advise I will search for the things you suggest!
Forum: OpenFOAM Pre-Processing August 28, 2013, 10:34
Replies: 19
Views: 2,761
Posted By ageorg
3D parabolic inflow profile

Dear OpenFOAM users,

I am simulating the growth, pinch-off, detachment and free rise of a single air bubble in water that is created by the steady-rate injection of air into a tank with water at...
Showing results 1 to 9 of 9

 
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