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Forum: Main CFD Forum

November 19, 2012, 17:38

Replies: 23

DNS of square duct at Re_tau = 600

Views: 3,571

Posted By FMDenaro

y+ is the local position in the direction normal...

y+ is the local position in the direction normal to wall, expressed in wall units, that is y+= u_tau*y/ni = Re_tau* y/h. Not that h is characteristic length used in Re_tau.

dy+ and dz+ are the...

Forum: Main CFD Forum

November 19, 2012, 15:57

Replies: 23

DNS of square duct at Re_tau = 600

Views: 3,571

Posted By FMDenaro

- what about your dy+ and dz+ close to walls? ...

- what about your dy+ and dz+ close to walls?
- the plot of the static pressure is for the periodic part?

Forum: Main CFD Forum

July 5, 2012, 06:23

Replies: 23

DNS of square duct at Re_tau = 600

Views: 3,571

Posted By FMDenaro

perhaps the necessary resolution for DNS is...

perhaps the necessary resolution for DNS is discussed here
http://www.dtic.mil/dtic/tr/fulltext/u2/p013672.pdf

Forum: Main CFD Forum

July 5, 2012, 06:18

Replies: 23

DNS of square duct at Re_tau = 600

Views: 3,571

Posted By FMDenaro

http://onlinelibrary.wiley.com/doi/10.1002/pamm.20...

http://onlinelibrary.wiley.com/doi/10.1002/pamm.200410307/pdf

you see that the cited DNS is also very old .... :mad:

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