Shear Stress in Fluid

- February 4, 2021 at 2:54 pm
  
  YannickScholz
  Subscriber
  
  Hey Guys,nI?m new here and I have a problem. I want to calculate the shear stress of the fluid in a pipe and not on the wall. How can I do this. nThanks, if you have any ideas or answers.n
- February 4, 2021 at 3:53 pm
  
  DrAmine
  Ansys Employee
  
  Fluent provides you the velocity gradients as well as the strain rate you can code it on your ownn
- February 5, 2021 at 1:46 pm
  
  YannickScholz
  Subscriber
  
  Hi DrAmine,nthanks for your answer. How can I code it on my own?n
- February 5, 2021 at 3:37 pm
  
  Rob
  Forum Moderator
  
  It's a function of strain rate, velocity gradients and viscosity so use a Custom Field Function or UDF and dump the value to a User Memory. n