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Forum: OpenFOAM Programming & Development

November 12, 2012, 09:55

Replies: 11

AUSM on OpenFOAM

Views: 5,792

Posted By Moslem

In the present step, rhoCentralFoam that uses the...

In the present step, rhoCentralFoam that uses the Kurganov-Tadmor scheme has better results. For example, the pressure oscillations that are visible in my results, did not appear in the results...

Forum: OpenFOAM Programming & Development

November 12, 2012, 09:41

Replies: 11

AUSM on OpenFOAM

Views: 5,792

Posted By Moslem

hi mohanamuraly, Thanks, I've used such...

hi mohanamuraly,
Thanks,
I've used such schemes in obtaining the above results.
I'm somewhat confused. while I'm using expressions like :

surfaceScalarField rhoa_LR=fvc::interpolate(rhoa,...

Forum: OpenFOAM Programming & Development

November 12, 2012, 08:11

Replies: 11

AUSM on OpenFOAM

Views: 5,792

Posted By Moslem

Hi, I fact, Results are not so good. But It can...

Hi,
I fact, Results are not so good. But It can capture the main features of the flow ( forward facing step test in M=3 )

Here are some results for t=4.0.

Forum: OpenFOAM Programming & Development

November 9, 2012, 14:20

Replies: 11

AUSM on OpenFOAM

Views: 5,792

Posted By Moslem

Although I am not using a Riemann solver, you may...

Although I am not using a Riemann solver, you may find the comments by luca_g intersting:

http://www.cfd-online.com/Forums/openfoam-solving/58569-rhocentralfoam-detail.html

Forum: OpenFOAM Programming & Development

November 9, 2012, 14:10

Replies: 11

AUSM on OpenFOAM

Views: 5,792

Posted By Moslem

Thanks. I applied the AUSM+up scheme and the...

Thanks.
I applied the AUSM+up scheme and the problem did not repeat.
In fact I was using the upwind scheme to interpolate the cell properties to the faces. So I think that the interpolation scheme...

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