Interaction of Compliant

Structure

with a Non-Newtonian Fluid

Andrew Parry                                             

Outline

• Examples of FSI• Description of FSI algorithm• FSI with non-Newtonian fluid

Where is FSI?

• Thrust force on pipe outlets• Excitation of pipe work by slug flow• Cavitation induced excitation• Hydrodynamic instability lock-in• Interaction with non-Newtonian fluids• Pumps and flow meters• …………..

Fluid-structure interaction occurs in

Outline

• Examples of FSI• Description of FSI algorithm• FSI with non-Newtonian fluid

Outline

• Examples of FSI• Description of FSI algorithm• FSI with non-Newtonian fluid

Pressure and velocity vectoranimation

Closing remarks

• Implicit algorithm effective for ”stiff” problems • Expensive when elevated number of FSI iterations