Length and time scale of the smallest resolved eddies in LES computation -- CFD Online Discussion Forums

May 1, 2014, 03:49	Length and time scale of the smallest resolved eddies in LES computation	#1
doctorWho New Member SSSSS Join Date: Jun 2011 Posts: 28 Rep Power: 14	Hi, I am trying to simulate flows around a circular cylinder at Re=10^6 (refer to Kim and Mohan, PREDICTION OF UNSTEADY LOADING ON A CIRCULAR CYLINDER IN HIGH REYNOLDS NUMBER FLOWS USING LARGE EDDY SIMULATION, OMAE, 2005) Question is how to estimate characteristic length and time scale of the smallest resolved eddies in order to make sure that time step has turn-over time enough to resolve the smallest resolved eddies.

Posting Rules
You may not post new threads You may not post replies You may not post attachments You may not edit your posts BB code is On Smilies are On [IMG] code is On HTML code is Off Trackbacks are Off Pingbacks are On Refbacks are On Forum Rules

Similar Threads
Thread	Thread Starter	Forum	Replies	Last Post
Superlinear speedup in OpenFOAM 13	msrinath80	OpenFOAM Running, Solving & CFD	18	March 3, 2015 05:36
Low Mixing time Problem	Mavier	CFX	5	April 29, 2013 00:00
DPM: Particle Tracking	Madhukar	FLUENT	1	July 24, 2007 03:51
LES inlet length scale	f.neilson	Main CFD Forum	0	January 31, 2005 13:26
time averaged heat transfer in oscillating flow	Matthieu Ubas	Main CFD Forum	2	November 5, 1999 14:20

All times are GMT -4. The time now is 11:31.