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发表于 2011-5-25 19:18:43
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我用1。1倒是能算下去。
从mesh3,算到2,再1,再1。最后只是在mesh 1上算了。我还以为多重网格要3-2-1-2-3-2-1。。。的轮着算呢。
1和1之间为什么有个 Initialize?
变mesh的时候,t重新开始了。mesh 1到1间的t不知道怎么变的。例子是稳态的还是瞬态的呀?
- ----------------- OpenCFD-EC2D ver 1.1---------------------------------
- Copyright by Li Xinliang, lixl@imech.ac.cn
- Programming by Li Xinliang & Leng Yan, 2011-04-11
- -----------------------------------------------------------------------
- Read Mesh2d.dat, Check if Multi-Grid can be used ...
- Finished check Mesh2d.dat, Most stage is 5
- Check bc2d.in ...
- Check multigrid OK
- Total Block number is 3 Total Cell number is 23552
- Most stage number of multi-grid is 5
- --------------------------------------------------------------
- 3 stage grids is used !
- -------------------------------------
- read Mesh2d.dat
- read Mesh2d.dat OK
- read bc2d.in ......
- read bc2d.in OK
- Creat Mesh ...... 2
- Creat Mesh 2 OK Total Cell number is 5888
- Creat Mesh ...... 3
- Creat Mesh 3 OK Total Cell number is 1472
- Kstep, t= 1 4.99999999999999977E-007
- ----------The Max Residuals are-------- ---Mesh--- 3
- 0.7753608972E-02 0.7348449463E-02 0.5135622696E-03 0.4041801378E-01
- The R.M.S Residuals are
- 0.8649557237E-03 0.8714159899E-03 0.6533435988E-04 0.4493792359E-02
- Kstep, t= 2 9.99999999999999955E-007
- ----------The Max Residuals are-------- ---Mesh--- 3
- 0.7582504185E-02 0.6284729332E-02 0.1530098442E-02 0.3973969432E-01
- The R.M.S Residuals are
- 0.8041464468E-03 0.8072630355E-03 0.2231385743E-03 0.4162616881E-02
- write data file ...flow2d-3.dat
- Prolong to mesh 2 OK
- Kstep, t= 1 4.99999999999999977E-007
- ----------The Max Residuals are-------- ---Mesh--- 2
- 0.4176128558E-02 0.3605486775E-02 0.2581921001E-02 0.2356941347E-01
- The R.M.S Residuals are
- 0.2694712456E-03 0.3139314298E-03 0.2993138971E-03 0.1434276842E-02
- Kstep, t= 2 9.99999999999999955E-007
- ----------The Max Residuals are-------- ---Mesh--- 2
- 0.3758138371E-02 0.2319293129E-02 0.2184189226E-02 0.2114269795E-01
- The R.M.S Residuals are
- 0.2504025714E-03 0.2578244080E-03 0.2659229688E-03 0.1320697079E-02
- write data file ...flow2d-2.dat
- Prolong to mesh 1 OK
- Kstep, t= 1 4.99999999999999977E-007
- ----------The Max Residuals are-------- ---Mesh--- 1
- 0.1370238002E-02 0.6537118620E-03 0.8272982190E-03 0.8397708052E-02
- The R.M.S Residuals are
- 0.6498282974E-04 0.4474184357E-04 0.8008293440E-04 0.3495755542E-03
- Kstep, t= 2 9.99999999999999955E-007
- ----------The Max Residuals are-------- ---Mesh--- 1
- 0.1227673672E-02 0.8052771769E-03 0.8388357098E-03 0.7570845066E-02
- The R.M.S Residuals are
- 0.6371551553E-04 0.4327602958E-04 0.7724725808E-04 0.3394780854E-03
- write data file ...flow2d.dat
- Initialize OK ......
- Start ......
- Kstep, t= 3 1.50000000000000004E-006
- ----------The Max Residuals are-------- ---Mesh--- 1
- 0.1009210805E-02 0.1033928020E-02 0.9534873513E-03 0.6233154383E-02
- The R.M.S Residuals are
- 0.6171766215E-04 0.4463595643E-04 0.7576167456E-04 0.3249998190E-03
- Kstep, t= 4 1.99999999999999991E-006
- ----------The Max Residuals are-------- ---Mesh--- 1
- 0.5857027438E-03 0.1411333515E-02 0.8428730499E-03 0.3576803841E-02
- The R.M.S Residuals are
- 0.6137168812E-04 0.5281255867E-04 0.7364619711E-04 0.3235287821E-03
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