Tiesinė dinaminė analizė¶
Šiai analizei naudojami tutorial/12_dynamic_beam duomenys.
Analizės objektas¶
Analizės objektas yra konsolinė sija; jos geometrija parodyta 4.12.1 pav., o tinklelio duomenys – 4.12.2 pav.
| Elementas | Aprašymas | Pastabos | Nuoroda |
|---|---|---|---|
| Analizės tipas | Tiesinė dinaminė analizė | !SOLUTION,TYPE=DYNAMIC !DYNAMIC,TYPE=LINEAR | |
| Mazgų skaičius | 525 | ||
| Elementų skaičius | 240 | ||
| Elemento tipas | 10 mazgų kvadratinis tetraedrinis elementas | !ELEMENT,TYPE=342 | |
| Medžiagos pavadinimas | M1 | !MATERIAL,NAME=M1 | |
| Kraštinės sąlygos | Įtvirtinimas, koncentruotoji apkrova | !CLOAD | |
| Matricos sprendiklis | CG/SSOR | !SOLVER,METHOD=CG,PRECOND=1 |
4.12.1 pav. Konsolinės sijos geometrija
4.12.2 pav. Konsolinės sijos tinklelio duomenys
Analizės turinys¶
Įtvirtinamas 4.12.1 pav. parodytas paviršius, o apkrovos mazgui pritaikius koncentruotąją apkrovą atliekama tiesinė dinaminė analizė. Analizės valdymo duomenys pateikti toliau.
Analizės valdymo duomenys beam.cnt¶
# Control File for FISTR
## Analysis Control
!VERSION
3
!WRITE,LOG,FREQUENCY=5000
!WRITE,RESULT,FREQUENCY=5000
!SOLUTION, TYPE=DYNAMIC
!DYNAMIC, TYPE=LINEAR
11 , 1
0.0, 1.0, 500000, 1.0000e-8
0.5, 0.25
1, 1, 0.0, 0.0
100000, 3121, 500
1, 1, 1, 1, 1, 1
## Solver Control
### Boundary Condition
!BOUNDARY, AMP=AMP1
FIX, 1, 3, 0.0
!CLOAD, AMP=AMP1
CL1, 3, -1.0
### Material
# define in mesh file
### Solver Setting
!SOLVER,METHOD=CG,PRECOND=1,ITERLOG=NO,TIMELOG=NO
10000, 1
1.0e-06, 1.0, 0.0
!END
Analizės procedūra¶
Paleiskite FrontISTR komandą fistr1.
(Vykdoma 4 gijomis.)
Analizės rezultatai¶
Microsoft Excel programa sudaryta analizės valdymo duomenyse nurodyto stebimo mazgo (apkrovos mazgas, mazgo numeris 3121) poslinkio laiko istorija, parodyta 4.12.3 pav. Toliau kaip skaitiniai analizės rezultatų duomenys pateikiama stebimo mazgo poslinkio išvesties failo (dyna_disp_3121.txt) dalis.
4.12.3 pav. Stebimo mazgo poslinkio laiko istorija
Stebimo mazgo poslinkis dyna_disp_3121.txt¶
0 0.0000E+000 3121 0.0000E+000 0.0000E+000 0.0000E+000
500 5.0000E-006 3121 5.3301E-005 -2.6682E-005 -1.5646E-002
1000 1.0000E-005 3121 4.0790E-005 -1.0696E-006 -4.4118E-002
1500 1.5000E-005 3121 9.1017E-005 5.7542E-005 -8.1017E-002
2000 2.0000E-005 3121 1.8944E-005 5.6499E-005 -1.2358E-001
2500 2.5000E-005 3121 3.4535E-005 6.1147E-005 -1.7787E-001
3000 3.0000E-005 3121 3.0248E-005 1.6211E-004 -2.2844E-001
3500 3.5000E-005 3121 4.2434E-005 1.1706E-004 -2.7330E-001
4000 4.0000E-005 3121 -2.0130E-005 1.2298E-004 -3.2436E-001
4500 4.5000E-005 3121 4.1976E-005 -4.2753E-005 -3.8902E-001
5000 5.0000E-005 3121 5.6526E-005 1.2043E-004 -4.6494E-001
5500 5.5000E-005 3121 1.9195E-005 8.8901E-006 -5.4673E-001
6000 6.0000E-005 3121 3.9722E-005 -8.0492E-005 -6.4665E-001
6500 6.5000E-005 3121 9.0688E-005 -1.9603E-004 -7.5697E-001
7000 7.0000E-005 3121 3.8175E-005 1.3406E-004 -8.6961E-001
7500 7.5000E-005 3121 -2.1776E-005 2.9617E-004 -9.6952E-001
8000 8.0000E-005 3121 -1.6732E-005 2.0223E-004 -1.0672E+000
8500 8.5000E-005 3121 1.0129E-004 4.9717E-004 -1.1583E+000
9000 9.0000E-005 3121 4.4797E-005 6.6073E-004 -1.2421E+000
9500 9.5000E-005 3121 -5.5023E-007 7.2865E-004 -1.3154E+000
10000 1.0000E-004 3121 4.6793E-005 3.6134E-004 -1.3947E+000
Analizės rezultatų žurnalas 0.log¶
fstr_setup: OK
#### Result step= 5000
##### Local Summary @Node :Max/IdMax/Min/IdMin####
//U1 3.5119E-02 5021 -3.5178E-02 1221
//U2 1.1456E-03 1203 -1.1672E-03 1003
//U3 0.0000E+00 1001 -4.6494E-01 3121
//V1 1.2518E+03 1001249 -1.4015E+03 1000542
//V2 3.8803E+02 5021 -3.3289E+02 1001074
//V3 4.7101E+01 1000007 -1.5435E+04 1001066
//A1 6.7723E+09 5021 -4.1214E+09 5011
//A2 4.9616E+09 3219 -1.2304E+10 1221
//A3 9.4377E+09 1221 -5.7155E+09 5121
//E11 8.0049E-03 5001 -7.9582E-03 1000367
//E22 2.8641E-03 1203 -2.2671E-03 5103
//E33 2.8794E-03 1203 -2.6589E-03 1001105
//E12 2.6224E-03 1201 -2.3782E-03 1001
//E23 8.3475E-04 1000713 -1.0763E-03 1000353
//E31 5.8002E-04 1000750 -2.3236E-03 1000368
//S11 3.7805E+01 1000738 -4.1247E+01 1201
//S22 1.4126E+01 1000738 -1.7677E+01 1201
//S33 9.6734E+00 1001098 -1.7677E+01 1201
//S12 4.0344E+00 1201 -3.6588E+00 1001
//S23 1.2842E+00 1000713 -1.6558E+00 1000353
//S31 8.9234E-01 1000750 -3.5747E+00 1000368
//SMS 3.2995E+01 1203 1.8529E-01 1000240
##### Local Summary @Element :Max/IdMax/Min/IdMin####
//E11 5.9346E-03 126 -5.9635E-03 61
//E22 1.6102E-03 68 -1.6304E-03 125
//E33 1.8989E-03 61 -1.9798E-03 126
//E12 8.3076E-04 62 -7.8339E-04 3
//E23 5.7501E-04 119 -6.2415E-04 178
//E31 2.5209E-04 35 -1.3096E-03 2
//S11 2.4565E+01 126 -2.6193E+01 2
//S22 5.2809E+00 183 -5.7364E+00 2
//S33 5.5451E+00 183 -5.7987E+00 2
//S12 1.2781E+00 62 -1.2052E+00 3
//S23 8.8463E-01 119 -9.6023E-01 178
//S31 3.8783E-01 35 -2.0148E+00 2
//SMS 2.3676E+01 61 1.7835E+00 179
##### Global Summary @Node :Max/IdMax/Min/IdMin####
//U1 3.5119E-02 5021 -3.5178E-02 1221
//U2 1.1456E-03 1203 -1.1672E-03 1003
//U3 0.0000E+00 1001 -4.6494E-01 3121
//V1 1.2518E+03 1001249 -1.4015E+03 1000542
//V2 3.8803E+02 5021 -3.3289E+02 1001074
//V3 4.7101E+01 1000007 -1.5435E+04 1001066
//A1 6.7723E+09 5021 -4.1214E+09 5011
//A2 4.9616E+09 3219 -1.2304E+10 1221
//A3 9.4377E+09 1221 -5.7155E+09 5121
//E11 8.0049E-03 5001 -7.9582E-03 1000367
//E22 2.8641E-03 1203 -2.2671E-03 5103
//E33 2.8794E-03 1203 -2.6589E-03 1001105
//E12 2.6224E-03 1201 -2.3782E-03 1001
//E23 8.3475E-04 1000713 -1.0763E-03 1000353
//E31 5.8002E-04 1000750 -2.3236E-03 1000368
//S11 3.7805E+01 1000738 -4.1247E+01 1201
//S22 1.4126E+01 1000738 -1.7677E+01 1201
//S33 9.6734E+00 1001098 -1.7677E+01 1201
//S12 4.0344E+00 1201 -3.6588E+00 1001
//S23 1.2842E+00 1000713 -1.6558E+00 1000353
//S31 8.9234E-01 1000750 -3.5747E+00 1000368
//SMS 3.2995E+01 1203 1.8529E-01 1000240
##### Global Summary @Element :Max/IdMax/Min/IdMin####
//E11 5.9346E-03 126 -5.9635E-03 61
//E22 1.6102E-03 68 -1.6304E-03 125
//E33 1.8989E-03 61 -1.9798E-03 126
//E12 8.3076E-04 62 -7.8339E-04 3
//E23 5.7501E-04 119 -6.2415E-04 178
//E31 2.5209E-04 35 -1.3096E-03 2
//S11 2.4565E+01 126 -2.6193E+01 2
//S22 5.2809E+00 183 -5.7364E+00 2
//S33 5.5451E+00 183 -5.7987E+00 2
//S12 1.2781E+00 62 -1.2052E+00 3
//S23 8.8463E-01 119 -9.6023E-01 178
//S31 3.8783E-01 35 -2.0148E+00 2
//SMS 2.3676E+01 61 1.7835E+00 179
...
#### Result step=500000
##### Local Summary @Node :Max/IdMax/Min/IdMin####
//U1 5.2758E-02 5221 -5.2989E-02 1021
//U2 1.0426E-03 1000750 -7.2090E-02 1021
//U3 0.0000E+00 1001 -6.5930E-01 3121
//V1 1.6455E+03 5217 -1.6058E+03 1019
//V2 8.7881E+02 1000132 -2.2448E+03 1221
//V3 1.9455E+02 1000003 -1.7874E+04 1221
//A1 5.7327E+09 5221 -4.0019E+09 1203
//A2 7.0089E+09 3221 -4.3280E+09 1000713
//A3 4.9140E+09 1211 -8.4702E+09 5021
//E11 1.0808E-02 1001104 -1.0904E-02 1003
//E22 3.4008E-03 1203 -3.2574E-03 5203
//E33 3.6321E-03 1103 -3.5530E-03 1001105
//E12 3.4760E-03 1201 -2.9256E-03 1001
//E23 9.1779E-04 1000017 -1.3462E-03 1001
//E31 6.4324E-04 1000750 -2.5756E-03 1101
//S11 5.0236E+01 5201 -5.2624E+01 1001
//S22 1.8815E+01 1001098 -2.2485E+01 1000008
//S33 1.2848E+01 1001098 -2.2485E+01 1000008
//S12 5.3477E+00 1201 -4.5009E+00 1001
//S23 1.4120E+00 1000017 -2.0711E+00 1001
//S31 9.8961E-01 1000750 -3.9625E+00 1101
//SMS 4.4276E+01 1003 6.5308E-01 1000690
##### Local Summary @Element :Max/IdMax/Min/IdMin####
//E11 8.0789E-03 186 -8.0188E-03 1001
//E22 2.1847E-03 8 -2.1148E-03 192
//E33 2.5029E-03 1001 -2.6704E-03 186
//E12 1.1765E-03 62 -1.0144E-03 3
//E23 4.9965E-04 6 -5.1495E-04 66
//E31 -1.2336E-05 125 -1.4721E-03 2
//S11 3.3432E+01 186 -3.4438E+01 2
//S22 7.0191E+00 183 -7.4671E+00 2
//S33 7.6014E+00 183 -7.7370E+00 2
//S12 1.8099E+00 62 -1.5605E+00 3
//S23 7.6870E-01 6 -7.9223E-01 66
//S31 -1.8979E-02 125 -2.2647E+00 2
//SMS 3.1742E+01 186 7.0883E-01 114
##### Global Summary @Node :Max/IdMax/Min/IdMin####
//U1 5.2758E-02 5221 -5.2989E-02 1021
//U2 1.0426E-03 1000750 -7.2090E-02 1021
//U3 0.0000E+00 1001 -6.5930E-01 3121
//V1 1.6455E+03 5217 -1.6058E+03 1019
//V2 8.7881E+02 1000132 -2.2448E+03 1221
//V3 1.9455E+02 1000003 -1.7874E+04 1221
//A1 5.7327E+09 5221 -4.0019E+09 1203
//A2 7.0089E+09 3221 -4.3280E+09 1000713
//A3 4.9140E+09 1211 -8.4702E+09 5021
//E11 1.0808E-02 1001104 -1.0904E-02 1003
//E22 3.4008E-03 1203 -3.2574E-03 5203
//E33 3.6321E-03 1103 -3.5530E-03 1001105
//E12 3.4760E-03 1201 -2.9256E-03 1001
//E23 9.1779E-04 1000017 -1.3462E-03 1001
//E31 6.4324E-04 1000750 -2.5756E-03 1101
//S11 5.0236E+01 5201 -5.2624E+01 1001
//S22 1.8815E+01 1001098 -2.2485E+01 1000008
//S33 1.2848E+01 1001098 -2.2485E+01 1000008
//S12 5.3477E+00 1201 -4.5009E+00 1001
//S23 1.4120E+00 1000017 -2.0711E+00 1001
//S31 9.8961E-01 1000750 -3.9625E+00 1101
//SMS 4.4276E+01 1003 6.5308E-01 1000690
##### Global Summary @Element :Max/IdMax/Min/IdMin####
//E11 8.0789E-03 186 -8.0188E-03 1001
//E22 2.1847E-03 8 -2.1148E-03 192
//E33 2.5029E-03 1001 -2.6704E-03 186
//E12 1.1765E-03 62 -1.0144E-03 3
//E23 4.9965E-04 6 -5.1495E-04 66
//E31 -1.2336E-05 125 -1.4721E-03 2
//S11 3.3432E+01 186 -3.4438E+01 2
//S22 7.0191E+00 183 -7.4671E+00 2
//S33 7.6014E+00 183 -7.7370E+00 2
//S12 1.8099E+00 62 -1.5605E+00 3
//S23 7.6870E-01 6 -7.9223E-01 66
//S31 -1.8979E-02 125 -2.2647E+00 2
//SMS 3.1742E+01 186 7.0883E-01 114