Difference between revisions of "Contrib:asamit"
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− | [[Image:Asamit-roller.jpg]] | + | [[Image:Asamit-roller-2.jpg]] [[Image:Asamit-roller.jpg]] [[Image:Asamit-roller-3.jpg]] |
+ | |||
+ | Problems | ||
+ | |||
+ | 1. How to rotate the magenta object 360 degrees. | ||
+ | |||
+ | 2. How to connect the magenta and the yellow. | ||
+ | |||
+ | 3. How to add rigid bars(spokes) to the yellow. | ||
+ | |||
+ | |||
+ | ---- | ||
+ | |||
+ | 1.[[http://www.caelinux.org/wiki/images/2/26/Asamit-rota-mesh.tar.gz '''Download Mesh''']] | ||
+ | <code> | ||
+ | DEBUT(); | ||
+ | MA1=LIRE_MAILLAGE(UNITE=20, | ||
+ | FORMAT='MED',); | ||
+ | MA2=CREA_MAILLAGE(MAILLAGE=MA1, | ||
+ | MODI_MAILLE=_F(TOUT='OUI', | ||
+ | OPTION='QUAD8_9',),); | ||
+ | MA3=CREA_MAILLAGE(MAILLAGE=MA2, | ||
+ | CREA_POI1=_F(NOM_GROUP_MA='poi1', | ||
+ | GROUP_NO='a_shaft',),); | ||
+ | MO=AFFE_MODELE(MAILLAGE=MA3, | ||
+ | AFFE=(_F(GROUP_MA='shaft', | ||
+ | PHENOMENE='MECANIQUE', | ||
+ | MODELISATION='COQUE_3D',), | ||
+ | _F(GROUP_MA='poi1', | ||
+ | PHENOMENE='MECANIQUE', | ||
+ | MODELISATION='DIS_TR',),),); | ||
+ | CARA_ELE=AFFE_CARA_ELEM(MODELE=MO, | ||
+ | COQUE=_F(GROUP_MA='shaft', | ||
+ | EPAIS=1.0,), | ||
+ | DISCRET=_F(REPERE='GLOBAL', | ||
+ | CARA='K_TR_D_N', | ||
+ | GROUP_MA='poi1', | ||
+ | VALE=(1,1,1,1,1,1,),),); | ||
+ | STEEL=DEFI_MATERIAU(ELAS=_F(E=200000.0, | ||
+ | NU=.3, | ||
+ | RHO=7.8e-9,),); | ||
+ | MAT1=AFFE_MATERIAU(MAILLAGE=MA3, | ||
+ | AFFE=_F(TOUT='OUI', | ||
+ | MATER=STEEL,),); | ||
+ | MECA=AFFE_CHAR_MECA(MODELE=MO, | ||
+ | DDL_IMPO=_F(GROUP_MA='poi1', | ||
+ | DX=0.0, | ||
+ | DY=0.0, | ||
+ | DZ=0.0, | ||
+ | DRX=6.28, | ||
+ | DRY=0.0, | ||
+ | DRZ=0.0,), | ||
+ | LIAISON_SOLIDE=_F(GROUP_MA=('ax_shaft','poi1',),),); | ||
+ | L_INST=DEFI_LIST_REEL(DEBUT=0.0, | ||
+ | INTERVALLE=_F(JUSQU_A=1.0, | ||
+ | NOMBRE=10,),); | ||
+ | inst=DEFI_LIST_INST(DEFI_LIST=_F(METHODE='AUTO', | ||
+ | LIST_INST=L_INST, | ||
+ | PAS_MINI=1e-8,),); | ||
+ | RAMP=DEFI_FONCTION(NOM_PARA='INST',VALE=(0.0,0.0, | ||
+ | 1.0,1.0, | ||
+ | ),); | ||
+ | STA=STAT_NON_LINE(MODELE=MO, | ||
+ | CHAM_MATER=MAT1, | ||
+ | CARA_ELEM=CARA_ELE, | ||
+ | EXCIT=_F(CHARGE=MECA, | ||
+ | FONC_MULT=RAMP,), | ||
+ | COMP_INCR=_F(RELATION='ELAS', | ||
+ | DEFORMATION='GROT_GDEP',), | ||
+ | INCREMENT=_F(LIST_INST=inst,), | ||
+ | NEWTON=_F(PREDICTION='ELASTIQUE', | ||
+ | MATRICE='TANGENTE', | ||
+ | REAC_ITER=1,), | ||
+ | SOLVEUR=_F(METHODE='MULT_FRONT', | ||
+ | STOP_SINGULIER='NON',),); | ||
+ | STA=CALC_ELEM(reuse =STA, | ||
+ | MODELE=MO, | ||
+ | CHAM_MATER=MAT1, | ||
+ | RESULTAT=STA, | ||
+ | OPTION='EQUI_ELNO_SIGM',); | ||
+ | IMPR_RESU(FORMAT='MED', | ||
+ | UNITE=70, | ||
+ | RESU=_F(MAILLAGE=MA3, | ||
+ | RESULTAT=STA, | ||
+ | TOUT_CHAM='OUI',),); | ||
+ | FIN(); | ||
+ | </code> |
Latest revision as of 11:17, 10 April 2010
Problems
1. How to rotate the magenta object 360 degrees.
2. How to connect the magenta and the yellow.
3. How to add rigid bars(spokes) to the yellow.
1.[Download Mesh]
DEBUT();
MA1=LIRE_MAILLAGE(UNITE=20,
FORMAT='MED',);
MA2=CREA_MAILLAGE(MAILLAGE=MA1,
MODI_MAILLE=_F(TOUT='OUI',
OPTION='QUAD8_9',),);
MA3=CREA_MAILLAGE(MAILLAGE=MA2,
CREA_POI1=_F(NOM_GROUP_MA='poi1',
GROUP_NO='a_shaft',),);
MO=AFFE_MODELE(MAILLAGE=MA3,
AFFE=(_F(GROUP_MA='shaft',
PHENOMENE='MECANIQUE',
MODELISATION='COQUE_3D',),
_F(GROUP_MA='poi1',
PHENOMENE='MECANIQUE',
MODELISATION='DIS_TR',),),);
CARA_ELE=AFFE_CARA_ELEM(MODELE=MO,
COQUE=_F(GROUP_MA='shaft',
EPAIS=1.0,),
DISCRET=_F(REPERE='GLOBAL',
CARA='K_TR_D_N',
GROUP_MA='poi1',
VALE=(1,1,1,1,1,1,),),);
STEEL=DEFI_MATERIAU(ELAS=_F(E=200000.0,
NU=.3,
RHO=7.8e-9,),);
MAT1=AFFE_MATERIAU(MAILLAGE=MA3,
AFFE=_F(TOUT='OUI',
MATER=STEEL,),);
MECA=AFFE_CHAR_MECA(MODELE=MO,
DDL_IMPO=_F(GROUP_MA='poi1',
DX=0.0,
DY=0.0,
DZ=0.0,
DRX=6.28,
DRY=0.0,
DRZ=0.0,),
LIAISON_SOLIDE=_F(GROUP_MA=('ax_shaft','poi1',),),);
L_INST=DEFI_LIST_REEL(DEBUT=0.0,
INTERVALLE=_F(JUSQU_A=1.0,
NOMBRE=10,),);
inst=DEFI_LIST_INST(DEFI_LIST=_F(METHODE='AUTO',
LIST_INST=L_INST,
PAS_MINI=1e-8,),);
RAMP=DEFI_FONCTION(NOM_PARA='INST',VALE=(0.0,0.0,
1.0,1.0,
),);
STA=STAT_NON_LINE(MODELE=MO,
CHAM_MATER=MAT1,
CARA_ELEM=CARA_ELE,
EXCIT=_F(CHARGE=MECA,
FONC_MULT=RAMP,),
COMP_INCR=_F(RELATION='ELAS',
DEFORMATION='GROT_GDEP',),
INCREMENT=_F(LIST_INST=inst,),
NEWTON=_F(PREDICTION='ELASTIQUE',
MATRICE='TANGENTE',
REAC_ITER=1,),
SOLVEUR=_F(METHODE='MULT_FRONT',
STOP_SINGULIER='NON',),);
STA=CALC_ELEM(reuse =STA,
MODELE=MO,
CHAM_MATER=MAT1,
RESULTAT=STA,
OPTION='EQUI_ELNO_SIGM',);
IMPR_RESU(FORMAT='MED',
UNITE=70,
RESU=_F(MAILLAGE=MA3,
RESULTAT=STA,
TOUT_CHAM='OUI',),);
FIN();