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UDF for traction-free boundary condition at outlet

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Old   November 10, 2009, 02:40
Default UDF for traction-free boundary condition at outlet
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How is a traction-free boundary condition implemented using a udf at the outlet of a pipe? The traction-free condition specified in the reference paper is -p+0.0035 (du/dx) = 0. Also the inlet is pressure-inlet with the pressure value specified.
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