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Forum: CFX

March 23, 2018, 04:13

Replies: 13

Immersed solid

Views: 1,770

Posted By ghorrocks

You simulation a range of rotation speeds as...

You simulation a range of rotation speeds as steady state (possibly frozen rotor) simulations. You extract the torque on the rotor to get a torque versus speed curve. Then you plot your system torque...

Forum: CFX

March 7, 2018, 16:45

Replies: 13

Immersed solid

Views: 1,770

Posted By ghorrocks

The normal way of determining operating speed in...

The normal way of determining operating speed in devices like this is you simulate a range of operating speeds and get a torque versus speed function. You then look at your system and determine the...

Forum: CFX

March 2, 2018, 19:18

Replies: 13

Immersed solid

Views: 1,770

Posted By ghorrocks

You can define a tangential velocity in the...

You can define a tangential velocity in the CFX-Pre GUI using simple CEL expressions. It is very simple stuff.

Forum: CFX

March 2, 2018, 03:25

Replies: 13

Immersed solid

Views: 1,770

Posted By ghorrocks

You can make the tangential velocity a function...

You can make the tangential velocity a function of time or anything else you like. It does not need to be constant.

A normal wall with a tangential velocity is more accurate when applicable as you...

Forum: CFX

February 28, 2018, 17:26

Replies: 13

Immersed solid

Views: 1,770

Posted By ghorrocks

Tutorials on immersed solids are available on the...

Tutorials on immersed solids are available on the ANSYS customer webpage.

But if you are modelling spinning discs you do not need immersed solids to do this. A normal wall boundary with a...

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