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Forum: CFX

December 13, 2009, 13:12

Replies: 44

Drag Coefficient Verification around Cylinder

Views: 17,935

Posted By crmorton

I insert an expression for the vorticity in a...

I insert an expression for the vorticity in a particular direction: e.g., Velocity v.Gradient X - Velocity u.Gradient Y.
Sorry if the images aren't coming out as nice as you would like. It may...

Forum: CFX

December 11, 2009, 16:24

Replies: 44

Drag Coefficient Verification around Cylinder

Views: 17,935

Posted By crmorton

"So you're suggesting that I run the simulation...

"So you're suggesting that I run the simulation as 3D and turbulent despite that the problem stipulates an infinite length cylinder and a Reynolds value in the laminar region?
I appreciate the help,...

Forum: CFX

December 11, 2009, 16:16

Replies: 44

Drag Coefficient Verification around Cylinder

Views: 17,935

Posted By crmorton

Vortex Shedding, Drag, etc.

"Any further suggestions/comments as to why my drag values are too low?"

For most transient simulations I have completed on a uniform cylinder, it takes a great deal of simulation time to reach a...

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