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How can I assign a temperature boundary condition to a set of nodes in Simlab?

User: "FranciscoRamirez"
Altair Community Member
Updated by FranciscoRamirez

Hello experts!

I am trying to solve a steady state heat transfer problem in a solid using Simlab and Optistruct as a solver. I have a simple meshed part as shown below:

image

and I want to impose a prescribed temperature (e.g. 500 K) on the nodes selected (orange points on the image above). However, Simlab gives only two options (file:///C:/Program%20Files/Altair/2022.3/SimLab/hwx/help/SimLab/english/topics/analysis/ThermalTemperature.htm):

  1. Temperature on faces/edges
  2. Distributed temperature table

image

The second option seems to solve my problem, but I need to know the nodal coordinates of the nodes, as shown below:

image

or nodes IDs, as shown below:

image

When I select the nodes, I can see the list of nodes with their IDs:

image

Thus, I can manually enter 336 node IDs and their value, one by one. This can be a challenging task, even for a small problem like mine. Thus, the questions are:

  • Can I export the list of selected nodes in Simlab? This is because the value can be assigned more quickly in a spreadsheet and then imported into Simlab.
  • Is there any way within Simlab to assign a temperature to the selected nodes directly, as in many other CAE software?

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