有时间的话看看abaqus的.inp的python文件怎么预加载残余应力
时间: 2023-11-07 14:04:43 浏览: 131
当然,下面是一个示例.py文件,该文件使用Python脚本自动创建Abaqus.inp文件,并在其中预加载残余应力:
```python
from abaqus import *
from abaqusConstants import *
import regionToolset
# Create a new model
myModel = mdb.Model(name='MyModel')
# Create a new part
myPart = myModel.Part(name='MyPart', dimensionality=THREE_D, type=DEFORMABLE_BODY)
# Define the part geometry
# ...
# Create a new assembly
myAssembly = myModel.rootAssembly
myInstance = myAssembly.Instance(name='MyPart-1', part=myPart)
# Define the residual stress field
residualStressField = [0.0, 0.0, 0.0, 0.0, 0.0, 0.0] # Define the residual stress components
# Create a new step
myModel.StaticStep(name='Step-1', previous='Initial')
# Define the residual stress field using an amplitude
myModel.amplitude(name='ResidualStress', timeSpan=STEP, data=((0.0, 1.0), ))
# Apply the residual stress field to the model
myModel.FieldOutputRequest(name='ResidualStressField', createStepName='Initial', variables=('S',),
region=regionToolset.Region(cells=myPart.cells))
# Apply the residual stress field to the model using boundary conditions
myModel.DisplacementBC(name='ResidualStress', createStepName='Step-1', region=myInstance.sets['All'],
u1=residualStressField[0], u2=residualStressField[1], u3=residualStressField[2], ur1=residualStressField[3],
ur2=residualStressField[4], ur3=residualStressField[5], amplitude='ResidualStress')
# Create the input file
mdb.Job(name='MyJob', model=myModel).writeInput(consistencyChecking=OFF)
```
这个示例代码中,使用Python脚本创建了一个新的Abaqus模型,并定义了一个名为“ResidualStress”的振幅,然后将残余应力场应用于所有单元。最后,使用模型的DisplacementBC方法在模型中应用了残余应力场。
这是一个简单的示例,可以根据实际情况进行修改和扩展。
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