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【求助】有关DEFORM模拟时的一个问题，请大侠帮忙！不甚感激 已有3人参与
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我在用DEFORM模拟锻造过程时，出现了以下错误提示，真不知道它什么原因！急需帮忙！不甚感激啊： Step number is -61 Convergence Criteria for Iterative Solver V-norm = 5.00E-03 F-norm = 5.00E-02 STEP NUMBER = 61 Eqs. New Profile Ave. Bandwidth 5680 142808 50 DIRECT METHOD ITERATION VELOCITY RELATIVE VELOCITY RELATIVE FORCE SOLVING TIME NUMBER NORM ERROR NORM ERROR NORM (SEC) DAMPING IS ADDED (DAMPING COEFFICIENT = 0.20000000E-10) 1 0.7071067812E+04 0.2202965416E+03 0.0000000000E+00 0.438 2 0.1557747833E+07 0.9996060531E+00 0.1840921672E+09 0.530 3 0.1897947242E+05 0.2575509246E+00 0.1000010272E+01 0.796 4 0.1742678503E+05 0.1119769714E+00 0.7770440731E+00 1.016 5 0.1708186590E+05 0.5955616818E-01 0.5800043054E+00 1.500 6 0.1545178220E+05 0.6436157906E-01 0.1002992355E+01 0.202 R 7 0.1542672787E+05 0.1800330581E-01 0.1366733635E+01 0.470 R 8 0.1544536560E+05 0.7790901920E-02 0.7363187913E+00 0.456 R 9 0.1545904082E+05 0.4823463376E-02 0.3774074980E+00 0.328 R 10 0.1547013699E+05 0.3189160417E-02 0.3414108221E+00 0.282 R *** INFO: Substepping due to DPLEN at Node 73 of Obj. 1 Old time step = 0.10000D+00; New time step = 0.76862D-03 The following nodes of Obj. 1 have separated from Die 3 1148 1247 1415 1420 TEMPERATURE CALCULATION FOR STEP : 61 TEMPERATURE ITERATION ITERATION TEMPERATURE RELATIVE TEMPERATURE NUMBER NORM ERROR NORM 1 0.0000000000E+00 0.1176348661E+02 2 0.2633259587E+02 0.6041158922E-03 The following nodes of Obj. 1 have contacted Die 2 133 212 OLD AVE. STRAIN RATE= 1.000000 OLD LIMITING STR. R.= 0.010000 NEW AVE. STRAIN RATE= 7.311343 NEW LIMITING STR. R.= 0.073113 UPDATED TIME = 12.000769 TIME INCREMENT = 0.000769 TOTAL CPU TIME UP TO THIS STEP = 0.0000 (sec) SUBTOTAL CPU TIME OF THIS STEP = 0.0000 (sec) RESULT I/O 1.9080 CPU FOR DEFORMATION CALCULATIONS (sec) INTERFACE GENERATION 0.0000 1 EQ. INDEXING PREPERATION 0.1080 1 STIFFNESS MATRIX GENERATION 0.4040 10 BOUNDARY CONDITION CAL. 0.0620 10 EQUATION SOLVING 6.0180 10 CONTACT TIME CALCULATION 4.3900 1 MESH CHECKS 0.0000 1 INSIDE/OUTSIDE CHECK 0.0000 0 CPU FOR HEAT TRANSFER CALCULATIONS (sec) NONLINEAR H. T. MATRIX 4.2020 2 LINEAR H. T. MATRIX 0.0000 0 INTERFACE H. T. MTRIX 0.0000 2 GEN INT. ELEMENT 0.0000 1 EQUATION SOLVING 131.5780 2 I/O L. H. T. 0.0000 0 FOR ELEMENT HEAT FLUX 0.0000 1 STEP NUMBER = 61 DIRECT METHOD ITERATION VELOCITY RELATIVE VELOCITY RELATIVE FORCE SOLVING TIME NUMBER NORM ERROR NORM ERROR NORM (SEC) DAMPING IS ADDED (DAMPING COEFFICIENT = 0.20000000E-10) 1 0.1547815717E+05 0.1093698280E+01 0.9855286454E+02 0.032 R 2 0.2290701111E+05 0.4923643140E+00 0.2427486112E+01 0.204 R 3 0.1790874291E+05 0.9499795601E-01 0.9984853565E+00 0.266 R 4 0.1725984542E+05 0.6454143859E-01 0.8340606033E+00 0.280 R 5 0.1685196141E+05 0.4909850187E-01 0.5731209821E+00 0.280 R 6 0.1658578662E+05 0.3782336636E-01 0.4478413474E+00 0.250 R 7 0.1640939880E+05 0.3067167277E-01 0.2250462468E+00 0.188 R 8 0.1628329360E+05 0.2488769891E-01 0.4396492001E+00 0.188 R 9 0.1619276128E+05 0.2036270668E-01 0.4043925071E+00 0.186 R 10 0.1612625538E+05 0.1663542199E-01 0.1355621528E+00 0.252 R 11 0.1607710210E+05 0.1357869739E-01 0.1410656477E-01 0.232 R 12 0.1604037786E+05 0.1107177539E-01 0.9071274027E-02 0.236 R 13 0.1601267904E+05 0.8980852394E-02 0.8010566285E-02 0.218 R 14 0.1599168950E+05 0.7372382023E-02 0.7275733873E-02 0.250 R 15 0.1597543568E+05 0.6046591126E-02 0.6313537409E-02 0.204 R 16 0.1596276598E+05 0.4800268775E-02 0.6324955354E-02 0.218 R *** INFO: Substepping due to DPLEN at Node 73 of Obj. 1 Old time step = 0.99231D-01; New time step = 0.61986D-03 The following nodes of Obj. 1 have separated from Die 3 145 242 368 370 472 849 876 949 1023 SFTC : Fatal error in RMALLOC An error occured when allocating dynamic memory. The size that was requested was not allocated. Size Requested : 252951600 bytes Total allocated : 1686348 bytes The above error should not have happened If this error occurs repeatedly, Please contact SFTC and report the conditions under which it occurs. |
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3楼2014-11-03 08:53:48
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