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3.3  PASS: Comparison between the explicit and implicit diffusion schemes

Author
Stéphane Popinet
Command
sh diffusion.sh
Version
101103
Required files
diffusion.gfs (view) (download)
diffusion.sh
Running time
1 seconds

A tracer diffuses from the (circular) boundary of the domain for a given time. This test case compares the solutions obtained using the implicit and the explicit diffusion schemes.

The radial tracer profiles for both schemes are illustrated in Figure 39.


Figure 39: Radial tracer profile evolution as a function of time.


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