abaqus 常用关键字

1 *heading

后面是注释加**和不加**都可

2 *include, input=Hydromount.geom

包含文件，网格或材料文件

3 *SOLID SECTION, MATERIAL=RUBBER, ELSET=CC,CONTROLS=HGLASS //c3d8r

////*Solid Section, elset=_PICKEDSET5, material=MATERIAL-1 abaqus 自动生成

赋予属性

4 *RIGID BODY,REF NODE=850,TIE NSET=MOBI

*Rigid Body, ref node=Part-1-1.Part-1-RefPt_, elset=Part-1-1.Part-1

5 *Material, name=MATERIAL-1
*Hyperelastic, neo hooke
0.827,0.

*MATERIAL,NAME=RUBBER
*HYPERELASTIC,REDUCED POLYNOMIAL, N=1,MODULI=INSTANTANEOUS
0.324,0.00002
** FLECHE 3.70 **
*EXPANSION
1.4E-4,
*************************************************
*VISCOELASTIC,TIME=PRONY
0.053,0,1.0
0.038,0, 10.0
0.082, 0,100.0
0.700,0,1500.0

 

6 *STEP,NLGEOM
*STATIC
0.0005,0.0005,,0.0001
*TEMPERATURE
ALL,-155.
*NODE FILE
U,RF
*EL FILE
S,E
*OUTPUT,FIELD,FREQUENCY=10
*NODE OUTPUT
U,RF
*ELEMENT OUTPUT
S,E,ENER
*OUTPUT,HISTORY,FREQUENCY=1
*NODE OUTPUT,NSET=MOBI
U
*NODE OUTPUT,NSET=FIXE
RF
*END STEP

7 *Material, name=Material-1

*Damping, structural=0.2
*Density
1e-09,
*Expansion
0.00014,
*Hyperelastic, neo hooke
0.75, 0.0007

8

*Surface Interaction, name=IntProp-1
*Friction
0.2,

9 *Amplitude, name=Amp-2, definition=SMOOTH STEP

0., 0.

0.5, 1.,

1.5, 1.

2.5, 1.
3., 1.

10

*Step, name=Step-1, nlgeom=YES
*Dynamic, Explicit

, 3.    //total time
*Bulk Viscosity
0.06, 1.2

*Variable Mass Scaling, dt=1e-05, type=below min, frequency=1

11

*Boundary
_PickedSet19, YSYMM

rp, ENCASTRE

*Boundary, amplitude=Amp-1
_PickedSet17, 1, 1, -1.2
_PickedSet17, 2, 2
_PickedSet17, 3, 3
_PickedSet17, 4, 4
_PickedSet17, 5, 5
_PickedSet17, 6, 6

*Cload, amplitude=Amp-3
_PickedSet19, 1, 1.
_PickedSet19, 2, 0.

*Temperature, amplitude=Amp-1
_PickedSet11, -150.

12

*Output, history, variable=PRESELECT, frequency=1

*Output, history, time interval=0.05
*Node Output, nset=rp1

U1, U2, U3, RF1,RF2,RF3

*Output, field, time interval=0.1
*Node Output
A, RF, U, V
*Element Output, directions=YES
EVF, LE, NE, PE, PEEQ, PEEQVAVG, PEVAVG, S, SVAVG
*Contact Output
CSTRESS,

 

13

*Coupling, constraint name=Constraint-1, ref node=Set-1, surface=_PickedSurf6
*Kinematic  //rb2

14

*initial conditions,type=stress,file=Model-Normal.odb,step=1  //放到step前面

*System
0., 0., 39., 1., 0., 39.     之后定义的坐标所用坐标系在此坐标变化下计算全局坐标： 局部坐标系原点在global坐标系的坐标（0,0,39）
*Node
163990, 50., 50., 0.

15

*MPC
BEAM, Set-1, rp

16

*Assembly, name=Assembly
**
*Instance, name=Part-1-1, part=Part-1
0., 0., -11.    //part-2的原点在global中的坐标

0., 0., -11., 0., 0., -10., 10 Z向偏移 -11 绕向量0., 0., -10 旋转10度
*End Instance
**
*Instance, name=Part-2-1, part=Part-2
*End Instance
*End Assembly