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Getting Fluxes in Fluent Parallel Mode through UDF

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Old   September 26, 2025, 03:38
Default Getting Fluxes in Fluent Parallel Mode through UDF
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yahale
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I am trying to compute mass flow rate through many boundaries in my geometry.
Unfortunately, the UDF is not being able to address the faces (boundaries through which I need the fluxes), not sure why. Although tried many ways.
Computing these fluxes through Fluent GUI (Report -> Fluxes) is working and giving nonzero values.
Only the fluxes computed in the UDF are being zero.
Attached is the sample code used in the udf.
The simulation is being run in parallel mode.
Any idea how to solve that ?
Attached Files
File Type: c UDF_sample.c (4.9 KB, 2 views)
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