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July 21, 2009, 03:07
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moving mesh
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#1 |
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New Member
meitham
Join Date: Jul 2009
Location: iran isfahan
Posts: 1
Rep Power: 0  |
Hello
I am a student and the subject of my thesis is the modeling of the motion of a pandullum in water using ansys CFX. I want to solve this problem using moving mesh, but I don't wich king of boundary coundition should be chonsen for the upper side of box containing water. I used opening boundary coundition but by accelarating of pandullum in water all water got accelarated spilled out of box. please help me. regards. |
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July 21, 2009, 19:49
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#2 |
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Super Moderator
Glenn Horrocks
Join Date: Mar 2009
Location: Sydney, Australia
Posts: 17,850
Rep Power: 144 |
Hi,
If the pendulum only swings through an arc you can model this more easily with a rotating frame of reference. You will have the generate the equation of motion of the pendulum and link it to the RFR rotational velocity as a CEL expression. Glenn Horrocks |
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