Changes between Version 27 and Version 28 of 1DPulsedJets


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Timestamp:
02/17/12 14:29:09 (13 years ago)
Author:
ehansen
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  • 1DPulsedJets

    v27 v28  
    9696[[Image(vel_sample.png,width=400)]]
    9797
    98 Now in order to make some predictions based on these initial parameters, we need some equations...
     98This is from a high resolution run (100 base cells + 7 levels of AMR = 12800 effective).  You can see that even with this resolution, the front shock is somewhat smooth instead of a sharp jump.  Now in order to make some predictions based on the initial parameters, we need some equations...
    9999[[BR]]
    100100==== Important Equations ====
     
    155155[[Image(temp_res.png,width=400)]]
    156156
    157 So the big question is, why does it appear that we need way more resolution than is predicted from the cooling length? Perhaps it has to do with how the refinement is being triggered.  So I will try a resolution of 400, but with no AMR and see if it does any better than the 400 effective resolution which used 2 levels of AMR.  With this run I got Tps = 40.59 x 10^3^ K.  So there really was not a significant difference from AMR to no AMR.
     157So the big question is, why does it appear that we need way more resolution than is predicted from the cooling length? Perhaps it has to do with how the refinement is being triggered.  So I will try a resolution of 400, but with no AMR and see if it does any better than the 400 effective resolution which used 2 levels of AMR.  With this run I got Tps = 40.59 x 10^3^ K.  So there really was not a significant difference from AMR to fixed grid.