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Search took 0.00 seconds. Search: Posts Made By: alessio.nz
Forum: OpenFOAM February 8, 2011, 04:37
Replies: 19
Views: 7,593
Posted By alessio.nz
Hi Jose, now it compiles without error, I...

Hi Jose, now it compiles without error,

I hope it is right (physically speaking)!

this is what I added on createFields.H :

dimensionedScalar a
(
...
Forum: OpenFOAM February 7, 2011, 12:14
Replies: 19
Views: 7,593
Posted By alessio.nz
I still get an error, I uploaded the files if you...

I still get an error, I uploaded the files if you want to have a look.

regards,

alex
Forum: OpenFOAM February 7, 2011, 11:10
Replies: 19
Views: 7,593
Posted By alessio.nz
createFields.H:60: error: no match for...

createFields.H:60: error: no match for âoperator=â in âmySp = Foam::operator/(const Foam::tmp<Foam::GeometricField<Type , PatchField, GeoMesh> >&, const...
Forum: OpenFOAM February 7, 2011, 11:01
Replies: 19
Views: 7,593
Posted By alessio.nz
Hi Jose, I tried the following : Ceqn.H...

Hi Jose,

I tried the following :

Ceqn.H
solve
(
fvm::ddt(C)
+fvm::div(phi, C)
-fvm::laplacian(nu, C)==
Forum: OpenFOAM February 7, 2011, 08:07
Replies: 19
Views: 7,593
Posted By alessio.nz
Hi Jose, I just added the Source Term with...

Hi Jose,

I just added the Source Term with the other way you suggest me:

Ceqn.H

solve
(
fvm::ddt(C)
+fvm::div(phi, C)
Forum: OpenFOAM February 4, 2011, 07:21
Replies: 19
Views: 7,593
Posted By alessio.nz
You mean the under relaxation factor that you...

You mean the under relaxation factor that you modify on the system/fvSolution ?

All those values are setted as

p 0.5;
U 0.5;
k 0.5;
...
Forum: OpenFOAM February 4, 2011, 06:29
Replies: 19
Views: 7,593
Posted By alessio.nz
Hi Jose, so you mean, instead of ST =...

Hi Jose,

so you mean, instead of

ST = ((1-C)*(C))*a*runTime.deltaT().value()/runTime.deltaT()

with the use of the "Sp" you showed me last time?

regards,
Forum: OpenFOAM February 4, 2011, 06:24
Replies: 19
Views: 7,593
Posted By alessio.nz
Boundary conditions are the following (keep in...

Boundary conditions are the following (keep in mind that this is a dump combustor, in which flow first passes through a small tube and after that there is a bigger chamber in which velocity decrease)...
Forum: OpenFOAM February 4, 2011, 06:11
Replies: 19
Views: 7,593
Posted By alessio.nz
Hi

Hi there!

I tried to solve the problem using simpleFoam with an additional transport scalar equation without source term and there was a convergency. I setted the relaxation factor all to 0.5.
...
Forum: OpenFOAM February 3, 2011, 09:16
Replies: 19
Views: 7,593
Posted By alessio.nz
Source Term on Scalar Transport Equation - crashing simulation

Hello,

I have developed a scalar transport equation for a passive scalar + a source term in the equation. Unfortunately in the simulation I have some crashes.

I explain what I have done:

The...
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