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Moving Wall

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Old   October 5, 2015, 14:25
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Ankur Bhatnagar
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Hi guys,

I am new in ansys fluent and i have to simulate a flow inside the rectangular channel with boundary named as left,right,top and bottom.Left wall is moving with velocity prescribed using udf. I dont have idea how should i start and how to proceed. I know how to operate fluent and run simulation?
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Old   October 5, 2015, 18:42
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Have a read of the chapter on "Modeling Flows Using Sliding and Dynamic Meshes" in the users guide and then focus on learning how to use the DEFINE_GRID_MOTION macro in the UDF manual.
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Old   October 6, 2015, 05:20
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Ankur Bhatnagar
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I am having confusion in writing udf ..can u give me some refernce udf for Define_grid_motion
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cylinder, dynamic meshing, moving wall, piston, udf

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