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Forum: OpenFOAM Running, Solving & CFD

December 13, 2011, 08:34

Replies: 11

Apparent wind Speed (moving object)

Views: 2,060

Posted By Solo Sails

Hi James, Thanks for your reply, That...

Hi James,

Thanks for your reply,

That seems a bit beyond my skills for the moment, but will take the time to have a closer look.

Thanks very much for your help,

Andrew

Forum: OpenFOAM Running, Solving & CFD

December 7, 2011, 10:38

Replies: 11

Apparent wind Speed (moving object)

Views: 2,060

Posted By Solo Sails

Anybody else know if it's ... a) possible to...

Anybody else know if it's ...

a) possible to assign a velocity to an object so that it moves relative to the set flow velocity (but not in the domain)?

b) Possible to modify the the vertical...

Forum: OpenFOAM Running, Solving & CFD

December 5, 2011, 09:28

Replies: 11

Apparent wind Speed (moving object)

Views: 2,060

Posted By Solo Sails

OK, let me know how you go! Thanks for your...

OK, let me know how you go!

Thanks for your input

Andrew

Forum: OpenFOAM Running, Solving & CFD

December 5, 2011, 09:02

Replies: 11

Apparent wind Speed (moving object)

Views: 2,060

Posted By Solo Sails

Hmm, interesting, I will try adding a floor...

Hmm, interesting, I will try adding a floor velocity.

So are you able to modify a standard fixed velocity inlet to make it a gradient ?

If so, how is this done?

Andrew

Forum: OpenFOAM Running, Solving & CFD

December 5, 2011, 08:53

Replies: 11

Apparent wind Speed (moving object)

Views: 2,060

Posted By Solo Sails

Hi again, OK, I think I understand what you...

Hi again,

OK, I think I understand what you mean, but I am not sure how to assign the inlet values (sorry I am very new to OpenFoam).

I am currently using the Atmospheric Boundary Layer setting...

Forum: OpenFOAM Running, Solving & CFD

December 5, 2011, 08:18

Replies: 11

Apparent wind Speed (moving object)

Views: 2,060

Posted By Solo Sails

Hi Hannse, Thanks for your reply, I have the...

Hi Hannse,

Thanks for your reply, I have the details for working out the figures, but...

How do you go about defining the inlet velocity at certain heights?

Thanks, Andrew

Forum: OpenFOAM Running, Solving & CFD

December 5, 2011, 05:10

Replies: 11

Apparent wind Speed (moving object)

Views: 2,060

Posted By Solo Sails

Apparent wind Speed (moving object)

Hi,

Is there a way to assign a velocity to an object within a domain without actually making it move?

I am trying to recreate the twisted apparent wind angle experienced by a yacht moving...

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