Thermal/Flow, Electronic Systems Cooling, and Space Systems Thermal > Solving the model > Parallel processing
Running in parallel on a cluster
You can run a thermal, flow, or coupled thermal-flow analysis in parallel on a cluster using a scheduler. This is done outside of this software directly from the TMG Executive Menu in a command prompt window, using the ND switch.
You need the Simcenter 3D Thermal/Flow DMP license to run the analysis on a cluster.
Note:
Ensure that the NXSIM_MPI_ROOT environment variable is not set.
For more information, see Thermal and Flow DMP Manual .
How do I
Create the parallel configuration file
Run a flow simulation in parallel
Run a thermal simulation in parallel
Set up multiple computers to run modules in parallel
Create or modify a solution
Learn more
Parallel Configuration Tool
Understanding the Hemicube Rendering calculation method
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Command reference
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Simcenter 3D Thermal/Flow, Electronic Systems Cooling, and Space Systems Thermal boundary conditions
Running in parallel on a cluster, Simcenter 3D 2021.1 Series
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Source: https://docs.sw.siemens.com/en-US/doc/289054037/PL20200601120302950.advanced/xid646540 · retrieved 2026-07-17