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Forum: OpenFOAM Running, Solving & CFD

July 14, 2014, 11:19

Replies: 6

[rhoCentralFoam] Crash in Nozzle Simulation

Views: 2,528

Posted By maxmax

Does no one have an idea? :(

Does no one have an idea? :(

Forum: OpenFOAM Running, Solving & CFD

July 7, 2014, 07:43

Replies: 6

[rhoCentralFoam] Crash in Nozzle Simulation

Views: 2,528

Posted By maxmax

Even with totalPressure and...

Even with totalPressure and pressureInletOutletVelocity the simulation crashes.
I found that also the pressure becomes negative, at exactly the same time as the temperature becomes negative. I'm so...

Forum: OpenFOAM Running, Solving & CFD

July 1, 2014, 05:43

Replies: 6

[rhoCentralFoam] Crash in Nozzle Simulation

Views: 2,528

Posted By maxmax

Hi Martin, thanks a lot for the quick reply!...

Hi Martin,

thanks a lot for the quick reply! :)
I changed the thermophysical properties to non-normalized values, but the problem still persists. The temperature equally diverges to negative...

Forum: OpenFOAM Running, Solving & CFD

June 30, 2014, 08:25

Replies: 6

[rhoCentralFoam] Crash in Nozzle Simulation

Views: 2,528

Posted By maxmax

[rhoCentralFoam] Crash in Nozzle Simulation

Hi, :)

I tried to compute a "simple" gas flow through a laval nozzle into vacuum, however the simulation crashes because of negative temperatures.

The simulations I want to run are 3D, but for...

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