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convert a data model from MSC NASTRAN software to ABAQUS

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Giang123

Aerospace
Sep 14, 2023
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Hi all,
I am currently looking to convert a data model from MSC NASTRAN software to ABAQUS. However, I have noticed that in NASTRAN, the moment of inertia information is defined as I1 = Izz and I2 = Iyy, while in ABAQUS, it is I1 = Iyy and I2 = Izz. So, when converting from NASTRAN to ABAQUS, do I need to reverse the values of moment of inertia I1 and I2?
Best,
Giang
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If it has to do with definitions, I would be surprised it the converter doesn't fix it automatically. Make a very simple model and check what happens.
 
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