FSI-PfS-1a

FSI-PfS-1a – turbulent FSI-Benchmark

• deformation of a rubber plate (EPDM) in a turbulent flow behind a fixed rigid cylinder at Re = 30,400

geometry

material properties

• fluid: water (temperature: 20°C, density: 998  kg/m³,dynamic viscosity: 10^-3 kg/m s)
• structure: EPDM-rubber (density: 1360 kg/m³, Young’s modulus: 16 MPa, Poisson’s ratio: 0.48)

references

• De Nayer, G., Kalmbach, A. Breuer, M., Sicklinger S., Wuechner R., Flow past a cylinder with a flexible splitter plate: a complementary experimental-numerical investigation and a new FSI test case (FSI-PfS-1a). Int. Journal of Computers and Fluids, vol. 99, pp. 18-43, (2014).
• http://qnet-ercoftac.cfms.org.uk/w/index.php/UFR_2-13

available data

• experimental structure deflections for different inflow velocities
• experimental phase-averaged structure deflection
• experimental phase-averaged 2D flow fields (PIV)
• numerical phase-averaged flow fields and structure (LES)
• numerical phase-averaged flow fields and structure (RANS)

• please contact [email protected] for data download or visit http://qnet-ercoftac.cfms.org.uk/w/index.php/UFR_2-13

movies

• high-speed 1sec@800Hz

• phase-averaged flow fields (velocity magnitude) – PIV results