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Forum: FLOW-3D

April 4, 2013, 02:30

Replies: 24

flow structure around cylinder

Views: 5,164

Posted By jayrup

Hi Mahdi, It is just a warning message from...

Hi Mahdi,

It is just a warning message from the solver that initial pressure is not given. And solver takes care of that & calculates iteratively in next time step. You can ignore it.
If you...

Forum: FLOW-3D

April 3, 2013, 02:22

Replies: 24

flow structure around cylinder

Views: 5,164

Posted By jayrup

As per the image, it seems that your geometry is...

As per the image, it seems that your geometry is not properly resolved.
Can you send me your prepin file?

Regards
Jay

Forum: FLOW-3D

April 3, 2013, 02:20

Replies: 24

flow structure around cylinder

Views: 5,164

Posted By jayrup

To calculate the Forces on component you need to...

To calculate the Forces on component you need to enable the output for Component in Component properties we have an output option with Pressure & Shear force output.
In your case the Lift force will...

Forum: FLOW-3D

March 13, 2013, 01:36

Replies: 24

flow structure around cylinder

Views: 5,164

Posted By jayrup

velocity=45cm/s, diameter=30cm, Re=13500, ...

velocity=45cm/s, diameter=30cm, Re=13500,
Either the velocity is correct or the Re.
As per the velocity Re come 135000.
As per the Re velocity comes 4.5 cm/s

Try using Second order Monotonicity...

Forum: FLOW-3D

February 18, 2013, 23:24

Replies: 24

flow structure around cylinder

Views: 5,164

Posted By jayrup

Hi pyxbird Visually RNG model may not show...

Hi pyxbird

Visually RNG model may not show you the vortices at this velocity.
But if you plot Fd & Fl around the cylinder you may observer the variation.
If you want to see visually the vortex...

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