[Nek5000-users] Problem with drag coefficient of ext_cyl

nek5000-users at lists.mcs.anl.gov nek5000-users at lists.mcs.anl.gov
Wed Nov 8 14:46:34 CST 2017


Hi SIjo George,

Can you tell how have you changed the domain? Also, are you running the latest version of the repo?

When I use the current case in NekExamples repo - ext_cyl - and run the calculation, I get a drag coefficient of about 1.35 for Re=100, which I think is about right for this Re. Below is a plot of drag coefficient evolution over time that I got.

Ketan
[cid:B3193C5A-4983-41E9-B997-E058759EA923]
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