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Pressure contour near outlet boundary is variable

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Hi, everyone,

I employed the COMSOL Laminar Flow model to simulate parallel plate flow. In the Laminar Flow model, I exerted inlet pressure boundary (a constant value) and outlet pressure boundary (another constant value). It runes well in this simulation and didn't get any warning or error. But I came to find that the pressure contour near outlet boundary is variable, not constant. It's attached below. Who knows the cause and cure. Thanks a lot.

1 Reply Last Post Mar 1, 2016, 2:11 p.m. EST

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Posted: 9 years ago Mar 1, 2016, 2:11 p.m. EST
The attachment is the pressure contour near outlet boundary.
The attachment is the pressure contour near outlet boundary.

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