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Forum: OpenFOAM Running, Solving & CFD

July 12, 2010, 03:19

Replies: 10

Laval Nozzle sonicFoam inlet and outlet bc

Views: 11,214

Posted By BernhardGrieser

Thanks again, Paul! Changing the inlet bcs to...

Thanks again, Paul! Changing the inlet bcs to fixedValue and keeping the outlet bcs zeroGradient results in the following:

Right after starting the calculation Mach Number is reached in the...

Forum: OpenFOAM Running, Solving & CFD

June 25, 2010, 05:49

Replies: 10

Laval Nozzle sonicFoam inlet and outlet bc

Views: 11,214

Posted By BernhardGrieser

Now that I've changed the pressure outlet bc from...

Now that I've changed the pressure outlet bc from waveTransmissive to zeroGradient, the flow doesn't choke any more. Since it's also not reaching the desired Mach number of 0.6 at the inlet, I...

Forum: OpenFOAM Running, Solving & CFD

June 25, 2010, 02:24

Replies: 10

Laval Nozzle sonicFoam inlet and outlet bc

Views: 11,214

Posted By BernhardGrieser

Thank you Paul! I will try it out and post my...

Thank you Paul! I will try it out and post my results.
Bernie

Forum: OpenFOAM Running, Solving & CFD

June 18, 2010, 10:46

Replies: 10

Laval Nozzle sonicFoam inlet and outlet bc

Views: 11,214

Posted By BernhardGrieser

Laval Nozzle sonicFoam inlet and outlet bc

I've been trying to run a Laval nozzle in OpenFOAM with bc settings displayed below. The nozzle is designed such that an incoming subsonic flow of inlet conditions (indexed with "1") is being...

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