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How to make a UDF to simulate the opening and closing of compressor valves?

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Old   May 20, 2021, 18:04
Default How to make a UDF to simulate the opening and closing of compressor valves?
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Sebastian Contreras
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Good afternoon to all!

I would like to know how I can to make a "user defined function" (UDF) in Ansys Fluent to simulate the opening and closing of compressor valves.

I need to define a logical statement wich opens the outlet valve when the internal pressure in the cylinder reaches o exceeds certain value (outlet pressure) and in turn, when the internal pressure decreases to another certain value (inlet pressure), the inlet valve opens.

I would appreciate your prompt answers!
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ansys fluent, cfd, compressor, reciprocating motion, udf


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