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February 9, 2017, 07:56
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Emergency:udf for moving surface
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#1 |
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New Member
fereshte
Join Date: Oct 2016
Posts: 4
Rep Power: 9  |
Hi
I need a UDF in fluent for a moving surface with constant velocity and I'm not familiar with code writing . If you already have this UDF , please help me. Sent from my iPhone using CFD Online Forum mobile app |
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February 9, 2017, 08:18
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#2 |
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Senior Member
Join Date: Nov 2013
Posts: 1,965
Rep Power: 26 |
Why do you need a UDF for something implemented as a standard boundary condition in Fluent?
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February 9, 2017, 08:56
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#3 | |
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New Member
fereshte
Join Date: Oct 2016
Posts: 4
Rep Power: 9 |
Quote:
This surface has 2 boundary conditions , so one of them is needed to be defined by user Sent from my iPhone using CFD Online Forum mobile app |
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February 9, 2017, 08:57
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#4 |
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Senior Member
Join Date: Nov 2013
Posts: 1,965
Rep Power: 26 |
I can not make sense of what you are saying.
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February 9, 2017, 09:17
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#5 | |
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New Member
fereshte
Join Date: Oct 2016
Posts: 4
Rep Power: 9 |
Quote:
In fluent you can give only one boundary condition to each surface , my problem is to give two to my surface Sent from my iPhone using CFD Online Forum mobile app |
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February 9, 2017, 09:20
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#6 |
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Senior Member
Join Date: Nov 2013
Posts: 1,965
Rep Power: 26 |
Which two boundary conditions are you talking about?
1. moving surface with constant velocity 2. ??? |
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February 9, 2017, 11:20
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#7 | |
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New Member
fereshte
Join Date: Oct 2016
Posts: 4
Rep Power: 9 |
Quote:
Velocity inlet It's a simulation of a drill bit which is moving, and there is a mass flow through its surface at the same time Sent from my iPhone using CFD Online Forum mobile app |
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