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lots of warnings

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Old   January 24, 2005, 11:04
Default lots of warnings
  #1
Arnab
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Hello

I am running a compressible supersonic-subsonic flow with stagnation inlet conditions and pressure outlet conditions.

If I switch OFF the Thermal Models option for Material 1 (Air)-the only material I have , the simulation is running with lots of warnings of these 2 types:

*** WARNING #060 *** DENSITY OUT OF BOUND DUE TO PRESSURE CORRECTION AT CELL 509895 DENSITY= 1.2515E-03 LIMITER APPLIED GIVING UP AFTER PRINTING 50 #060 WARNINGS Total number of #060 warnings: 5820

AND

*** WARNING #057 *** EQUATION OF STATE IMBALANCE AT CELL 509774 IS 1.710664E+00 EQUATION OF STATE IMBALANCE FOUND AT MORE THAN 100 CELLS - PRINTOUT OF WARNING MESSAGE STOPPED

And when i run the model with the Thermal Models option switched ON , I get these same errors and after 6 time steps, the simulation stops due to divergence.

Will be waiting for help,

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