Module 6: Navier-Stokes Equation
  Lecture 16: Couette and Poiseuille flows
 

 
  • This is called Poiseuille-flow (velocity profile is parabolic)

 
(Fig. 16e)
  • Determine the average velocity in the channel
   
 

Simplify to show that  

or,  

Next, plot   for Poiseuille and Couette flow