taylor: Flow inside rotating annulus

Here are the steps to run this example.

cp ~/Applications/nek5_svn/trunk/nek/makenek .

makenek taylor

nekb taylor

The output goes into taylor.log file which can be queried for some things. You can see the error in maximum and L2 norms. The columns contains iteration, time, max error in u, max error in v and L2 error.

grep err taylor.log |tail -n5

    9996  1.999200E+01  3.608475E-10  3.610630E-10  2.826284E-10 err

    9997  1.999400E+01  3.608474E-10  3.610631E-10  2.826284E-10 err

    9998  1.999600E+01  3.608473E-10  3.610632E-10  2.826284E-10 err

    9999  1.999800E+01  3.608475E-10  3.610629E-10  2.826284E-10 err

   10000  2.000000E+01  3.608475E-10  3.610630E-10  2.826284E-10 err

To see the results, do

visnek taylor


and open the taylor.nek5000 file in visit.