How to define Fixed value with UDF? -- CFD Online Discussion Forums

July 19, 2017, 05:25	How to define Fixed value with UDF?	#1
masoud.ravan Member Masoud Ravan Join Date: May 2016 Location: Tehran Posts: 59 Rep Power: 10	Hi everyone I have a vortical flow with known stream function, as you know I have to use fixed values to define velocities of cells. but the is that velocity components are function of x and y...and I do not know how to implement variable velocities....??? This is my stream function that could be used for deriving velocity components: PHI=1/pi(sin^2(pix))(sin^2(piy)) appreciate your help...I'm really confused(

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