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Showing results 1 to 8 of 8 Search took 0.00 seconds. Search: Posts Made By: jgrimshaw

Forum: Main CFD Forum February 11, 2013, 09:54

Replies: 22 Increasing instability for flow around as cylinder. Views: 2,167 Posted By jgrimshaw I do not have a exact value for the y+ around the... I do not have a exact value for the y+ around the cylinder, but the values range between 50 - 850. I have attached the plot below.

Forum: Main CFD Forum February 11, 2013, 08:44

Replies: 22 Increasing instability for flow around as cylinder. Views: 2,167 Posted By jgrimshaw Sorry it is in the attachment of this post Sorry it is in the attachment of this post

Forum: Main CFD Forum February 11, 2013, 08:33

Replies: 22 Increasing instability for flow around as cylinder. Views: 2,167 Posted By jgrimshaw Is there any good fluent literature or... Is there any good fluent literature or troubleshooting websites that either of you could recommend.

Forum: Main CFD Forum February 11, 2013, 08:32

Replies: 22 Increasing instability for flow around as cylinder. Views: 2,167 Posted By jgrimshaw The time step accuracy is second order, I have... The time step accuracy is second order, I have been assuming it is steady as on my Cl vs time plot (otherwise known as convergence history) I have an oscillating graph which quickly dampens wafter...

Forum: Main CFD Forum February 11, 2013, 08:28

Replies: 22 Increasing instability for flow around as cylinder. Views: 2,167 Posted By jgrimshaw Sorry for the slow reply I have been out of the... Sorry for the slow reply I have been out of the office for a while. I am currently running 600 time steps. The mesh i am using is posted below, along the axis it has 96 elements with a bias...

Forum: Main CFD Forum January 31, 2013, 10:45

Replies: 22 Increasing instability for flow around as cylinder. Views: 2,167 Posted By jgrimshaw My radius is 0.5m and my flow velocity is 2.364... My radius is 0.5m and my flow velocity is 2.364 m/s.

Forum: Main CFD Forum January 31, 2013, 10:18

Replies: 22 Increasing instability for flow around as cylinder. Views: 2,167 Posted By jgrimshaw My time step was originally 0.1s but I then... My time step was originally 0.1s but I then changed this to 0.05s.

Forum: Main CFD Forum January 31, 2013, 09:31

Replies: 22 Increasing instability for flow around as cylinder. Views: 2,167 Posted By jgrimshaw Increasing instability for flow around as cylinder. I am currently attempting to model flow around a stationary cylinder at a Re=200,000 using Fluent 14. However, after running my simulation it appears my solution is too steady as no vortex shedding...

Showing results 1 to 8 of 8

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