using the UDF to read out a file containin time serie of boundary positions -- CFD Online Discussion Forums

July 23, 2017, 17:15	using the UDF to read out a file containin time serie of boundary positions	#1
f.yn New Member Join Date: Nov 2016 Posts: 18 Rep Power: 10	hi i am trying to simulate a human heart in fluent, I generated different geometry/mesh for each time step and also i have coordinates of points for each time step now i want to use dynamic mesh to define this motion i need to write a udf to read a file containing new nodal positions and update them i know the macro should be DEFINE_GRID_MOTION and i can use fopen to read the file. but i'm not fimiliar with udf so if anyone could help me,i would be grateful

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