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Mass flow rate where there're no boundary conditions

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Old   July 10, 2023, 03:33
Default Mass flow rate where there're no boundary conditions
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ChanHoPark
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Hello I'm using ANSYS FLUENT to simulate 2-D axisymmetric nozzle flow.

And I have to find mass flow rate at nozzle's exit.
But because I want to see effects of external flow, there are no outlet condition at nozzle's end but only downstream.

So I am thinking of integrating by multiplying the speed and density by drawing a line at the exit of the nozzle with CFD-POST.
And this method seems complex

Are there any ways to calculate mass flow rate?
I'd really appreciate it if you could let me know

Last edited by ChanHoPark; July 10, 2023 at 11:20.
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fluent, mass flow rate, nozzleflow2d


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