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inp file: how to create elements for different parts using the same global coordinate system? 1

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G. Fletcher

Mechanical
Joined
Oct 12, 2020
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2
Location
US
I tried to create a model with several parts assembled together. When the .inp file was generated, I checked the file and found that the element nodes associated with different parts were based on different local coordinate systems. For example, if there are two parts, Part-1 has nodes 1 to 10,000, Part-2 has nodes 10,001 to 12,000. In the .inp file, node 1 in Part-1 has a coordinate of (0, 0, 0), yet node 10,001 in Part-2 also has a coordinate of (0, 0, 0). However, in the global coordinate system in the assembly module, when I query node 10,001 in Part-2, it has a coordinate that is not (0, 0, 0), since node 10,001 is clearly not the same as node 1. In other words, in the .inp file, the nodes in each part are based on a local coordinate system affiliated with each individual part, rather than the global coordinate system shown in the assembly module. This creates huge problems for me.

So I'm wondering if it is possible to create element nodes all based on a single, global coordinate system for different parts? Thanks for your help.
 
Model -> Edit Attributes -> Do not use part and assemblies in input files
 
It worked! Thank you very much for your help.
 
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